UM10695 - NXP Semiconductors
Contents
1. LI D1 STPS2150A 2 2mH T fuse F1 E t 0 X6 1A MainsL 250V d O 1 R15 E 3 4JkQ EPT18 X8 x5 x el c3 c7 een 4 4 470 pF 470 pF 7 c12 9 15 50V 50V 120V RV1 2 22 mi 8 Q gt gt 305 V 2 i lt MKDS i i oa D5 ESI 3 2 5 08 RIS BZX384 C18 R22 10114830 TER Ul 02R LEBSS TB 43kQ S B T 220 amp 10102LF O E 1 8 0 Conn F R A 6P MainsN vcc GND LED 2 T Ik Q5 ca 100 nF nrc ovr LL SPU03N60C3 2 2 nF 25V ak cu 680 nF ENS f Ji C4 source DRIVER L 25V 100 nF 25V R23 m SSL2109A 330 R9 75kQ R8 41KO R26 R24 R1 240 150 150 Y D4 R11 1N4148W 7 F 33 kQ D2 R2 Q7 BAS21J 100 BC857BW R13 R7 c10 300 kQ EE 560 kQ 330 pF 4JuF sev R12 50V 470kQ R25 2 2 kQ Fig 15 Schematic of 120 V 18 W T8 LED derivative board having PF gt 0 9 and n gt 85 AUP 318 Peaejos Jd YBIY M ST A OEZ S0TTHOV6OTZ SS G690LlAf s 0 2npuooiuie Ss dXN NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 13 Legal information 13 1 Definitions Draft The documentis a draft version only The content is still under internal review and subject to formal approval which ma2. e e3 D IG Ne on ol PE J fi 4 4 S x E Phe o c3 c Lu ci cis c12 3 2 x7 x5 E jt e f He Sx LQ G i e Fig 11 PCB component assembly 8 2 PCB layout a Top view r L b Bottom view Fig 12 PCB Layout UM10695 All information provided in this documentis subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 15 of 23 NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 9 Bill Of Material BOM SSL2109ADB 1108 Table 4 Reference Description and values Part number Manufacturer BD1 bridge rectifier 600 V 0 8 A B6S G Comchip Technology C1 capacitor 100 nF 450 V 10 metal film radial CL21 450V 0 1u F K Guang Da C2 capacitor 330 nF 450 V 5 96 metal film radial ECW F2W334J AQ Panasonic C3 capacitor 470 uF 50 V 20 electrolytic radial ECA1HM471 Panasonic C4 capacitor 100 nF 25 V 10 X7R ceramic 0603 GRM188R71E104KA01D Murata c5 capacitor 100 nF 25 V 10 X7R ceramic 0603 GRM188R71E104KA01D Murata C6 capacitor 4 7 uF 50 V 10 1206 UMK316AB7475KL T Taiyo Yuden C7 capacitor 470 uF 50 V 20 96 electrolytic radial ECA1HM471 Panasonic C8 capacitor 10 nF 250 V 20 polyester radial ECQE2103JF Panasonic C9 capacitor 2 2 nF 4 kV 20 radial DE1E3KX222
3. eee 14 PCB component assembly and layout 15 PCB component assembly sss 15 PCB layout cse tae teretes m rer bea es 15 Bill Of Material BOM SSL2109ADB 1106 16 Transformer specification 18 Derivative board 120 V 18 W T8 LED with PF gt 0 9 and n gt 8596 esee nnns 19 Transformer specification ssss 20 Schematic diagram eee 21 Legal information enne 22 D finitions iacere trece t ttt ed Deeds 22 DISClallmers aiii o tiat pd 22 Trademarks rtt etre tete 22 Contents esee nn 23 Please be aware that important notices concerning this document and the product s described herein have been included in the section Legal information ONXP B V 2013 All rights reserved For more information please visit http www nxp com For sales office addresses please send an email to salesaddresses nxp com Date of release 9 April 2013 Document identifier UM10695
4. X5 X7 2 J 230V 5 MKDS 3 2 5 08 MainsN 02R LEBSS TB C12 22 nF Li D1 STPS2150A 22mH Vests x6 a BD1 100 nF C B6S G De 450V R15 TVS 400V 4 4 7 KQ R5 H CAE 470 kQ 4 R19 VAA 12 C13 10kQ 24 mH 22nF 630V T R6 4 C 4 470 KQ D5 BZX384 C18 10114830 C 4 1 kQ pH ur 10102LF HI 8 Conn F R A 6P vec GND LEDE 1 Ik G 05 c9 100 nF NTC pvp L SPUO3N60C3 22nF cu 25V 3 6 P 680 nF R10 T Il C4 SOURCE DRIVER 25V rem 100 nF p d 25V R23 d SSL2109A 330 R9 75 kO R8 4 7 KO R26 R24 120 390 D4 R11 1N4148W 7 F 33 ka D2 R2 Q7 BAS21J 100 BC857BW R13 300 ka gt e c6 4 7 uF R12 50V 470 KQ R25 22k0 Fig 10 SSL2109ADB 1108 schematic AUP 318 Peaejos Jd YBIY M ST A OEZ SOTT AVGOTTISS G690LlAf s 0 2npuooiuie Ss dXN NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 8 PCB component assembly and layout 8 1 PCB component assembly
5. SIZE 33 50 875 7 PRI 2 T 2 SEC 051 5 I 35V 15 3W 1 30 i TO mm PUT 8 ara F 2 82 m L 1 PCB CUTOUT AREA 5 D RECOMMENDED AUX P C PATTERN COMPONENT SIDE 20V 4 Fig 14 Transformer specification T1 for 120V derivative Table 8 Electrical specification All values are specified at25 C unless otherwise specified All values without tolerance are typical values Reinforced insulation for a primary circuit at a working voltage of 120 V RMS Parameter DCR 3 1 DCR 5 4 DCR 7 8 primary Inductance 3 1 leakage Inductance 3 1 primary saturation current turns ratio 3 1 7 8 turns ratio 3 1 5 4 Value 780 mQ 10 96 200 mQ 10 96 138 mQ 10 96 865 uH 10 maximum 7 pH 960 mA 3 1 1 96 4 5 1 1 96 Comment 100 mV 10 kHz 100 mV 100 kHz Short 5 4 and 7 8 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved Rev 1 9 April 2013 20 of 23 Jenueuu sN 10z udy 6 T 98 sieuurepsip e59 09 32efqns SI JUSUWNJOP siu ur PapIAcid uoneuuojur Iv Ec JO TZ S690TWN Pawasa SUS Iv ETOZ NYE dXNO 12 Schematic diagram
6. 10 96 DCR 5 4 340 mQ 10 96 DCR 7 8 180 mQ 10 96 primary Inductance 3 1 leakage Inductance 3 1 primary saturation current turns ratio 3 1 7 8 turns ratio 3 1 5 4 1 2 mH 10 96 maximum 7 uH 950 mA 3 1 1 96 4 4 1 1 96 100 mV 10 kHz 100 mV 100 kHz Short 5 4 and 7 8 UM10695 All information provided in this document is subject to legal disclaimers ONXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 18 of 23 NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 11 Derivative board 120 V 18 W T8 LED with PF gt 0 9 and n gt 85 To realize a 120 V 18 W T8 LED derivative board from the 230 V 18 W T8 LED demo board with PF gt 0 9 and n gt 85 the following changes have to be implemented as shown in Table 6 Table 6 Changes required for derivative board Part reference Description Remark C13 capacitor 22 nF 400 V 5 96 radial voltage rating change from 630 V to 400 V D11 TVS diode 400 V DO 41 delete R1 resistor 1 5 Q 0 25 W 1 96 1206 value change from 4 7 Q to 1 5 Q R6 resistor 0 Q 0 25 W 5 96 1206 value change from 470 KQ to 0 Q R24 resistor 1 5 Q 0 25 W 1 96 1206 value change from 3 9 Q to 1 5 Q R26 resistor 2 4 Q 0 25 W 1 96 1206 value change from 1 2 Q to 2 4 Q RV1 varistor 300 V AC 42 J radial add T1 flyback transformer EPT18 change W rth 750313729 Rev01 to W rth
7. 2013 All rights reserved User manual Rev 1 9 April 2013 4 of 23 NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 2 Safety The board must be connected to mains voltage Avoid touching the demo board while it is connected to the mains voltage An isolated housing is obligatory when used in uncontrolled non laboratory environments Galvanic isolation of the mains phase using a variable transformer is always recommended a Isolated b Notisolated Fig 2 Variable transformer isolation symbols UM10695 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 5 of 23 NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 3 Specifications Table 1 Specifications of the SSL2109ADB 1108 Symbol Parameter Value V mains AC mains supply voltage 230 V 410 96 Pin input power 18 W at nominal V mains 230 V P out output power 16 3W Vien output voltage LED voltage 25 V to 40 V with nominal V Lep 35V lLED output current LED current 475 mA ripple output ripple current 165 mA p p Altep AVmains line regulation 0 5 mA V 32 75 96 ILep at 10 96 V mains variation Altep AVigp load regulation 1 mA V 30 8 96 llep at 10 96 Vep variation n efficiency 90 PF power factor 0 94 THD total harmonic distortion 16 fsw switching fr
8. 3 KQ 0 1 W 1 96 0603 CRCW060333KOFKEA Vishay R12 resistor 470 kQ 0 1 W 1 0603 CRCW0603470KFKEA Vishay R13 resistor 300 kQ 0 1 W 1 96 0603 CRCW0603300KFKEA Vishay R15 resistor 4 7 kQ 0 25 W 5 1206 RC1206J R 074K7L Yageo R16 resistor 4 7 kQ 0 25 W 5 1206 RC1206J R 074K7L Yageo R17 resistor 220 kQ 0 25 W 5 1206 RC1206J R 07220KL Yageo UM10695 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 16 of 23 NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver Reference Description and values Part number Manufacturer R19 resistor 10 kO 0 125 W 5 96 0805 CRCW080510KO0FKEA Vishay R22 resistor 220 kQ 0 25 W 5 1206 RC1206J R 07220KL Yageo R23 resistor 33 Q 0 1 W 5 96 0603 RC0603J R 0733RL Yageo R24 resistor 3 9 Q 0 25 W 1 1206 RC1206FR 073R9L Yageo R25 resistor 2 2 kQ 0 1 W 5 96 0603 ERJ 2G EJ 222X Panasonic R26 resistor 1 2 Q 0 25 W 1 1206 RC1206FR 071R2L Yageo T1 flyback transformer EPT18 750313729 Rev01 Wurth Ul IC SSL2109A SO8 SSL2109A NXP Semiconductors X1 solder pin for MainsL X2 solder pin for MainsN X3 solder pin for LED X4 solder pin for LED X5 mains connector terminal block MKDSN2 5 5 08 Phoenix Contact X6 LED connector terminal block BL3 36Z Fischer Elektronik X6 LED connector terminal block alternat
9. 750313929 Rev00 Table 7 includes a summary of performance data for the derivative board Table7 Performance data for derivative board Symbol Parameter Value V mains AC mains supply voltage 120 V 10 Pin input power 18 3 W at nominal V mains 120 V P out output power 15 8W Ven output voltage LED voltage 25 V to 40 V with nominal Vigp 235 V lLED output current LED current 465 mA ripple output ripple current 140 mA p p Altep AVmains line regulation 24 8 96 llep at 10 96 V mains variation Aligp AViep load regulation 1 6 96 li gp at 10 96 V ep variation n efficiency 88 PF power factor 0 98 THD total harmonic distortion 17 96 fow switching frequency 65 kHz UM10695 All information provided in this document is subject to legal disclaimers ONXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 19 of 23 NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 11 1 Transformer specification An EPT18 core is used CUSTOMER TERMINAL RoHS LEAD Pb FREE Sn96 Ag4 Yes 476 REF 12 10 1 213 REF 443 MAX 1 642 MAX p 30 80 11 25 41 70 NN z T I 8 pr 748 MAX 750313729 EE 630 REF 7 P 19 00 be car s 16 00 6 7 7 ERME NOSE FOR REF ONLY DOT LOCATES TERM 1 ERM NOS SE ORIRER ONE LOT CODE amp DATE CODE 1 646 41 80 059 4 3 D RECOMMENDED m 1319 4 een LAND
10. MA5B Murata C10 capacitor 330 pF 50 V 20 X7R ceramic 0603 CC0603KRX7R9BB331 Yageo C11 capacitor 680 nF 25 V 10 0805 C0805C684K3NACTU Kemet C12 capacitor 22 nF 305 V AC radial B32921C3223M Epcos C13 capacitor 22 nF 630 V 5 96 radial ECQE6223JF Panasonic D1 Schottky diode 150 V 2 A DO 214AC SMA STPS2150A ST D2 switching diode BAS21 J 300 V 0 25 A SOD323F BAS21J NXP Semiconductors D3 fast diode ES1J 600 V 1 A DO 214AC SMA ES1J Fairchild D4 high speed diode 100 V 0 4 W SOD123 1N4148W 7 F Diodes Inc D5 Zener diode 18 V 200 mA SOD323F BZX384 C18 NXP D11 TVS diode 400V DO 41 BZW04 342 Multicomp F1 fuse slow 1 A 250V MCPMP 1A 250V Multicomp L1 inductor 2 2 mH 240 mA 4 5 Q radial 13R225C Murata L2 inductor 24 mH common mode choke 250 mA 6 3 Q 750311897 W rth Q5 transistor N channel MOSFET 650 V 1 4 Q SPUO3N60C3 Infineon Q7 transistor BC857BW PNP SOT323 BC857BW NXP Semiconductors R1 resistor 4 7 Q 0 25 W 1 1206 RC1206FR 074R7L Yageo R2 resistor 10 Q 0 1 W 5 1206 ERJ 3GEYJ 100V Panasonic R5 resistor 470 kQ 0 25 W 5 1206 RC1206J R 07470KL Yageo R6 resistor 470 kQ 0 25 W 5 1206 RC1206J R 07470KL Yageo R7 resistor 560 kQ 0 1 W 1 0603 CRCW0603560KFKEA Vishay R8 resistor 4 7 KQ 0 1 W 1 0603 CRCW06034K70FKEA Vishay R9 resistor 75 KQ 0 1 W 1 0603 CRCW060375KOFKEA Vishay R10 resistor 33 kQ 0 1 W 1 96 0603 CRCW060333KOFKEA Vishay R11 resistor 3
11. UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver demo board Rev 1 9 April 2013 User manual Document information Info Content Keywords SSL2109ADB1108 flyback converter high power factor T8 LED Abstract This document describes the operation of a 230 V 18 W T8 non dimmable LED driver demo board featuring SSL2109A and using an isolated flyback topology The SSL2109ADB1108 demo board is designed for T8 LED lamps used in Solid State Lighting SSL applications NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver Revision history Rev Date Description v 1 20130409 first issue UM10695 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 2 of 23 NXP Semiconductors U M 10695 WARNING SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver Lethal voltage and fire ignition hazard A A 1 Introduction The non insulated high voltages that are present when operating this product constitute a risk of electric shock personal injury death and or ignition of fire This product is intended for evaluation purposes only It shall be operated in a designated test area by personnel qualified according to local requirements and labor laws to work with non insulated mains voltages and high voltage circuits This product shall never be operated unattende
12. a function of mains voltage All information provided in this document is subject to legal disclaimers ONXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 11 of 23 NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 6 3 Line regulation 600 lLED mA 520 440 360 280 200 205 215 225 235 Fig 7 LED current as a function of mains voltage 6 4 Load regulation 37 5 Veo V Fig 8 LED current as a function of LED voltage UM10695 All information provided in this document is subject to legal disclaimers ONXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 12 of 23 NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 6 5 ElectroMagnetic Interference EMI e NXP Semiconductors REW 9 kHz Marker i T2 28 Feb 13 28 08 MT 1 ms 36 97 dBuV c ESS me Fa i Fig 9 EMI performance UM10695 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 13 of 23 Jenueuu sN TOZ udy 6 T Y sjeuireposip 2a o1 Palqns si 3ueuunoop SILA ui PaPIACId uoneuuojul Iv Ec JO VT S690TWN pamasa SS Iv ETOZ NYE dXNO 7 Schematic diagram fuse F1 1A MainsL 250V
13. ation in order to avoid a default of the Application and the product NXP Semiconductors does not accept any liability in this respect UM10695 All information provided in this document is subject to legal disclaimers Export control This document as well as the item s described herein may be subject to export control regulations Export might require a prior authorization from national authorities Evaluation products This product is provided on an as is and with all faults basis for evaluation purposes only NXP Semiconductors its affiliates and their suppliers expressly disclaim all warranties whether express implied or statutory including but not limited to the implied warranties of non infringement merchantability and fitness for a particular purpose The entire risk as to the quality or arising out of the use or performance of this product remains with customer In no event shall NXP Semiconductors its affiliates or their suppliers be liable to customer for any special indirect consequential punitive or incidental damages including without limitation damages for loss of business business interruption loss of use loss of data or information and the like arising out the use of or inability to use the product whether or not based on tort including negligence strict liability breach of contract breach of warranty or any other theory even if advised of the possibility of such damages Notwithstanding an
14. d This user manual describes the operation of the SSL2109ADB1108 demo board featuring the SSL LED driver SSL2109A in a 230 V 18 W isolated application The SSL2109ADB1108 demo board is designed for driving a 10 LED string load The PCB dimensions are compatible with both T8 LED lamps used in SSL applications The demo board provides a simple and effective solution having high power factor low THD and high efficiency for SSL applications 1 1 Features of the application T8 LED lamp compatibility Open LED and short circuit LED string protection OverCurrent protection OCP and OverTemperature protection OTP Power factor PF greater than 0 9 and THD lt 20 Efficiency greater than 85 Minimal changes required in design for a 120 V 18 W SSL application Compliant with IEC61000 3 2 harmonics standard The assembled top and bottom board views are shown in Fig 1 with the board dimensions in Fig 3 The board dimensions allow enough headroom with either T8 LED or PAR30 lamps UM10695 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 3 of 23 NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver a Top view b Bottom view Fig 1 SSL2109ADB1108 230 V 18 W T8 LED demo board UM10695 All information provided in this document is subject to legal disclaimers ONXP B V
15. ect V mains 230 V AC 50 Hz using an isolating transformer initially set to 0 V to the input connection points of the flyback converter Alternatively use an AC power supply with limited output current capability for example 200 mA e Increase V mans to 230 V AC and measure the different parameters as shown in Table 3 Table3 Input Output parameters SSL2109ADB 1108 V mains V lin mA PF Pin W Vuen V luer mA Pout W n 230 83 0 94 18 35 475 16 3 0 9 UM10695 All information provided in this document is subject to legal disclaimers ONXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 9 of 23 UM10695 User manual NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 1 Y 10 LEDs Fig 4 Board connection for SSL2109ADB1108 with 10 string LED load All information provided in this document is subject to legal disclaimers Rev 1 9 April 2013 NXP B V 2013 All rights reserved 10 of 23 NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 6 Performance data SSL2109ADB 1108 6 1 Efficiency Fig 5 0 9 0 8 0 7 0 6 0 5 205 215 225 235 245 Vmains V Efficiency as a function of mains voltage 6 2 Power factor UM10695 205 215 225 235 245 255 Vmains V Fig 6 Power factor as
16. equency 70 kHz g u g 46 00 A NON PLATED MILLING THICKNESS 1 00 9 00M g gB g r hs 221 00 gt DRILL CHART SYM DIAM TOL QTY NOTE 79 300 m m 0 500 mm 8 0 500 mm 12 0 900 mm 5 1 000 mm 12 1 100 mm 2 1 200 mm 3 1 300 mm 5 3 500 mm amp NON PLATED TOTAL 66 Fig 3 SSL2109ADB1108 demo board dimensions UM10695 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User ma nual Rev 1 9 April 2013 6 of 23 NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 4 Functional description UM10695 4 1 Input filtering Common mode and differential mode z filters are implemented to reduce common mode or differential mode noise originating from the high frequency HF switching currents voltages in the primary of the converter from returning to the mains This noise must be keptto a minimum by e Small primary current loop C2 to pin 1 of T1 pin 3 of T1 to drain of external MOSFET Q5 ground return from sense resistors R1 R24 R26 to C2 ground e Snubber components D3 R 17 C8 closely parallel to pins 1 and 3 of T1 e Track length from pin 3 of T1 to drain of external MOSFET to be small in order to reduce capacitance to surroundings For this 18 W application C2 must be chosen sufficiently large to act as a buffer for the HF c
17. iconductors from any liability damages and claims resulting from the use ofthe product Translations A non English translated version of a document is for reference only The English version shall prevail in case of any discrepancy between the translated and English versions 13 3 Trademarks Notice All referenced brands product names service names and trademarks are property of their respective owners NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 22 of 23 NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 14 Contents 1 1 1 11 1 12 13 13 1 13 2 13 3 14 Introduction ennssvnsavnnnvnnnnnnvnnnennnennvensvnnsvnnsvnnsnnnsnnnn 3 Features of the application eee 3 Safety P 5 Specifications eese nnns 6 Functional description eene 7 Input filtering e 7 PF adjustment riri eii etie 7 RCD clamp enero ron bist ng 7 Supply Voltage deer terreni et 7 Open circuit protection scce 7 SHO CIFCUIE inicie eh rita re 8 Demo board connections eene 9 Performance data SSL2109ADB 11068 11 ETfICIG DC V acc tn irren tae P ERE 11 Power factor oinin igi ete e bec a 11 Line regulation 12 Load regulation eeeee 12 ElectroMagnetic Interference EMI 13 Schematic diagram
18. ive SSW 106 02 G S RA Samtec X7 Mains miniature connector 02R LEBSS TB JST X8 LED miniature connector 10114830 10102LF FCI UM10695 All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 17 of 23 NXP Semiconductors UM10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 10 Transformer specification An EPT18 core is used CUSTOMER TERMINAL RoHS LEAD Pb FREE Sn96 Ag4 Yes Yes 476 REF 12 10 1 213 REF 443 MAX 1 642 MAX F 30 80 I 11 25 r 41 70 T m EE 73 748 MAX 750313729 EE 630 REF 19 00 16 00 S p 4 DOT LOCATES TERM 1 TERM NO s FOR REF ONLY LOT DE 4 BATE CODE 1 646 41 80 059 4 3 e RECOMMENDED 1 319 1 50 LAND SIZE er pss 1 r 1525 7 PRI z i 2 SEC 051 5 F i 35V 15 3W 1 30 i E dE ss m 650 3 t 16 50 111 4 F i 2 82 m 1 PCB CUTOUT AREA 5 e RECOMMENDED AUX P C PATTERN COMPONENT SIDE 20V 4 Fig 13 Transformer specification Table 5 Electrical specification All values are specified at 25 T unless otherwise specified All values without tolerance are typical values Reinforced insulation for a primary circuit at a working voltage of 250 V RMS Parameter Value Comment DCR 3 1 1 3 Q
19. on using R12 and open circuit protection OCP via the NTC pin using R 13 4 4 1 Open circuit protection If no LED string is connected to the converter output the voltage can quickly exceed the maximum rating of the output capacitors C3 and C7 The underwinding of the auxiliary is connected to resistor R 25 to preventthis The voltage across R25 decreases as the output voltage increases Consequently the voltage atthe NTC pin decreases once the current through R 13 exceeds the internal current of the NTC pin When the NTC voltage drops below 0 35 V then the SSL2109A All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 7 of 23 NXP Semiconductors U M 10695 UM10695 4 4 2 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver switches off An external 18 V Zener diode is included atthe VCC pin to preventthatthe voltage exceeds 20 V atthe VCC pin for this no LED string situation Short circuit When the LED terminals are shorted the SSL2109A defaults to its maximum demagnetization time of 36 us This prevents that the inductor current ramps up to an excessively large value while the input power is limited and the SSL2109A enters OPS protection latched mode Remark Do not try to short circuit the LED output while the circuit is powered or without discharging C3 The short circuit protection is intended for zero hou
20. ons and product descriptions at any time and without notice This document supersedes and replaces all information supplied prior to the publication hereof Suitability for use NXP Semiconductors products are not designed authorized or warranted to be suitable for use in medical military aircraft space or life support equipment nor in applications where failure or malfunction of a NXP Semiconductors product can reasonably be expected to result in personal injury death or severe property or environmental damage NXP Semiconductors accepts no liability for inclusion and or use of NXP Semiconductors products in such equipment or applications and therefore such inclusion and or use is atthe customer s own risk Applications Applications that are described herein for any of these products are for illustrative purposes only NXP Semiconductors makes no representation or warranty that such applications will be suitable for the specified use without further testing or modification NXP Semiconductors does not accept any liability related to any default damage costs or problem which is based on a weakness or default in the customer application use or the application use of customer s third party customer s hereinafter both referred to as Application It is customer s sole responsibility to check whether the NXP Semiconductors product is suitable and fit for the Application planned Customer has to do all necessary testing for the Applic
21. r short circuit protection so a short circuit during first assembly before power is applied All information provided in this document is subject to legal disclaimers NXP B V 2013 All rights reserved User manual Rev 1 9 April 2013 8 of 23 NXP Semiconductors U M 10695 SSL2109ADB 1108 230 V 18 W high PF isolated T8 LED driver 5 Demo board connections The SSL2109ADB1108 demo board is supplied with a 230 V 50 Hz mains supply where the board connection is shown in Fig 4 Table2 Inputand output connections Connector Function Remark X1 AC MainsL line wire solder connection on small board X2 AC MainsN neutral wire solder connection on small board X3 LED anode positive LED wire solder connection on small board X4 LED cathode negative LED wire solder connection on small board X5 AC mains input AC mains in terminal block X6 LED load output LED connector 6 way female for NXP LED load X7 AC mains input low profile LEB connector providing board to board and wire to board capabilities X8 LED load output low profile LEB connector providing board to board and wire to board capabilities Remarks Make all connections with the input mains supply switched off Use a protective shield over application and never touch the board when measuring or testing Connections and testing e Connecta 10 LED string load to the SSL2109ADB1108 together with power meters at both inputs and outputs e Conn
22. urrent flowing in the primary but also small enough to maintain a high PF where a value of 330 nF for C2 is a good compromise 4 2 PF adjustment The divider network consisting of R5 R6 R7 R9 R10 D4 C10 and C11 modulates the base of Q7 according to the rectified mains Consequently a modulating current set by R11 flows through R8 and the sense current through R 1 R24 and R26 is also modulated Depending on the divider resistor values the HF current through the primary has a current with a rectified mains modulation resulting in a high PF The PF can be increased decreased by decreasing increasing R5 and R6 and a compromise can be reached between PF and line regulation 4 3 RCD clamp Leakage inductance of the transformer is in series with primary inductance and the drain of MOSFET Q5 This leakage inductance together with the parasitic capacitance across the drain source of Q5 causes HF ringing when Q5 switches off If the leakage is not minimized the voltage atthe drain reaches high voltages levels which can damage Q5 if voltage levels exceed the maximum allowable level An RCD clamp R 17 C8 and D3 prevents the voltage on the drain of Q5 exceeding the maximum drain voltage when Q5 switches off 4 4 Supply voltage The supply voltage of the SSL2109A is achieved using an auxiliary winding As further advantages the auxiliary winding provides via a resistor R25 on its underwinding both a simple solution for improved load regulati
23. y damages that customer might incur for any reason whatsoever including without limitation all damages referenced above and all direct or general damages the entire liability of NXP Semiconductors its affiliates and their suppliers and customer s exclusive remedy for all of the foregoing shall be limited to actual damages incurred by customer based on reasonable reliance up to the greater of the amount actually paid by customer for the product or five dollars US 5 00 The foregoing limitations exclusions and disclaimers shall apply to the maximum extent permitted by applicable law even if any remedy fails of its essential purpose Safety of high voltage evaluation products The non insulated high voltages that are present when operating this product constitute a risk of electric shock personal injury death and or ignition of fire This product is intended for evaluation purposes only It shall be operated in a designated test area by personnel that is qualified according to local requirements and labor laws to work with non insulated mains voltages and high voltage circuits The product does not comply with IEC 60950 based national or regional safety standards NXP Semiconductors does not accept any liability for damages incurred due to inappropriate use of this product or related to non insulated high voltages Any use of this product is at customer s own risk and liability The customer shall fully indemnify and hold harmless NXP Sem
24. y result in modifications or additions NXP Semiconductors does not give any representations or warranties as to the accuracy or completeness of information included herein and shall have no liability for the consequences of use of such information 13 2 Disclaimers Limited warranty and liability Information in this document is believed to be accurate and reliable However NXP Semiconductors does not give any representations or warranties expressed or implied as to the accuracy or completeness of such information and shall have no liability for the consequences of use of such information In no event shall NXP Semiconductors be liable for any indirect incidental punitive special or consequential damages including without limitation lost profits lost savings business interruption costs related to the removal or replacement of any products or rework charges whether or not such damages are based on tort including negligence warranty breach of contract or any other legal theory Notwithstanding any damages that customer might incur for any reason whatsoever NXP Semiconductors aggregate and cumulative liability towards customer for the products described herein shall be limited in accordance with the Terms and conditions of commercial sale of NXP Semiconductors Right to make changes NXP Semiconductors reserves the right to make changes to information published in this document including without limitation specificati
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