Basic Characteristics Data
Contents
1. O50 0 2 30 40 60 70 80 25 35 Ambient temperature Ta C 2 Case cover type Fig 5 6 STMGF30 Derating Curve for Convection Cooling 2 In the case of Forced Air Cooling Win case of forced air cooling please have sufficient ventilation to keep the temperature of point A in Fig 5 7 at 110 C or below Please also make sure that the ambient temperature does not ex ceed the range shown in Figure 5 8 Specifications for ripple and ripple noise changese in the shaded area Point A A center point of DC DC converter case L m ooo ELEI O Fig 5 7 STMGF30 Temperature Measuring Point Load factor 020 0 20 40 60 70 80 Ambient temperature Ta C 1 Standard type No Case cover type CBD E ag zX 75 Z O t t 3 gw 0 Forced air g 0 5m min 9 5 i i 0 E 20 0 20 25 30 35 40 60 70 80 Ambient temperature Ta C 2 Case cover type Fig 5 8 STMGF30 Derating Curve for Forced Air Cooling STMG 17 CO EL Instruction Manual 5 4 Warranty Table 5 1 Warranty STMGF15 Standard type No Case cover type Mounting Cooling Average ambient Warranty Method Method temperature year loS75 75 lt l0o 100 Ta 50 C or less 52. that the ambient temperature does not ex ceed the range shown in Figure 5 5 Specifications for ripple and ripple noise changese in the shaded area Point A A center point of DC DC converter case O O O J T OOO Fig 5 4 STMGF15 Temperature Measuring Point COSEL Instruction Manual lt Forced air T 80 0 5m min O oO O l 0 20 ie 20 40 60 70 80 Ambient temperature Ta C 1 Standard type No Case cover type Load factor 0 20 o 20 40 50 60 80 Ambient temperature Ta C 2 Case cover type Fig 5 5 STMGF15 Derating Curve for Forced Air Cooling 5 3 STMGF30 Derating Curve 1 In the case of Convection Cooling Wif you derate the output current you can use the unit in the tem perature range from 20 C to the maximum temperature shown below Specifications for ripple and ripple noise changese in the shaded area A 5 S D O oO fo 950 o 20 40 60 70 80 Ambient temperature Ta C 1 Standard type No Case cover type CBD E a e O75 S S 50 O oO GS 2
3. 12V or open ON When RC is at low level a current of 1mA typ will flow out RC terminal is connected to the VIN internally BA short piece for remote ON OFF function is installed on CN4 when power supply is shipped from factory Please remove the short piece on CN4 to enable remote ON OFF function Option R does not come with the short piece Vcc RC Oe i RC ey RC RC Opto coupler Transistor RC o lt RC o ti RC RC oi IC Relay Fig1 1 Rc Connection Example 1 7 Output ripple and ripple noise The specified ripple and ripple noise are measured by the method introduced in Fig 1 2 Vout Load Oscilloscope LR 1 5m 500 BW 100MHz Coaxial Cable 1 Lop Ll R 500 Fig1 2 Method of Measuring Output Ripple and Ripple Noise COSEL Instruction Manual 2 Wiring Input terminal Hilf the power supply is to be turned ON OFF directly with a switch inductance from the input line will induce a surge voltage several times that of the input voltage and it may damage the power supply Make sure that the surge is absorbed for example by connecting an electrolytic capacitor between the input terminals Hilf an external filter containing L inductance is added to the input line or a wire from the input source to the STMG series is long not only the reflected input noise be
4. COSEL Basic Characteristics Data Basic Characteristics Data Switching Input Inrush PCB Pattern 3 Series Parailel Model Circuit method rel gareni cumenti A Single Double T Fa reference A protection Material sided sided operation operation STMGF15 Flyback converter 445 495 glass fabric base epoxy resin O Yes x2 STMGF30 Forward converter 380 460 x1 glass fabric base epoxy resin O Yes 2 1 Refer to Specification 2 Refer to the Instruction Manual 3 MG series with the power supply unit please refer to the basic characteristics of the MG series data STMG 12 Were AEETI RA Instruction Manual CO EL Function sm Anpu oltageiR ango ka STMG 14 12 Overcurrent PIO GWOM 222222222222eceeenasnseanass2c222222zs2zeezasseenezzsssnsasszese22 STMG 14 HES OVC NV Ol cAC CM OLC CUO a STMG 14 1 21 SCO cl RRR STMG 14 WAS OupuVoltageNdjusimeniRange a STMG 14 PORR moO O PIF 22222222222sesseenesessssorccsssessssesssoosaasecssasastsrssseazinenssanaazs STMG 14 od OUPUNDPeE and YELLE noke e a a a STMG 14 Wiring Input terminal SIMG 15 Input Voltage Current Range SIMG 15 Series Parallel Operation STMG 15 All SXSUMNSS CPIEMEMOM 0222 2022 200222cseasaaseonmensatnssssscssansennsomasassensasosansscess STMG 15 m2 eee Fecal 1k fe Viel ees STMG 15 Assembling and Installation STMG 16 Beil MST NETL f 2ooosssesece so a a STMG 16 Be STIMICIFAWS DIEING CURR e gt 20222022enese
5. comes large but also the output of the converter may become unstable In such case connecting Ci to the input terminal is recommended Wif you use an aluminum electrolytic capacitor please pay attention to the ripple current rating L Vin e Input Ci Vin Fig 2 1 Connecting an External Capacitor to the Input Side Wif a reverse polarity voltage is applied to the input pin the power supply will fail If there is a possibility that a reverse polarity voltage is applied connect a protection circuit externally as described below Fuse Vin Schottky Barrier Input Diode Vin Fig 2 2 Connecting a Reverse Voltage Protection Circuit 3 Input Voltage Current Range Wif you use a non regulated power source for input please check and make sure that its voltage fluctuation range and ripple voltage do not exceed the input voltage range shown in specifications Please select an input power source with enough capacity taking into consideration of the start up current lp which flows when a DC DC converter starts up Input Voltage Range ps Input Voltage V Input Current A Fig 3 1 Input Current Characteristics 4 Series Parallel Operation 4 1 Series Operation WYou can use the power supplies in series operation by wiring as shown below In the case of a below the output current should be lower than the rated current for each power supply
6. ears Forced air Ta 35 C 5years 3years STMG 18 6 Note to use 5V output Wilf an output current is 0 to 5 of the rated current the output is influenced by the other output load condition 20 output voltage fluctuation may occer To avoid the fluctuation external bleeding resister is required to draw sufficient current Vin Vout R Load 100 TE COM R2 Load 0 5 Vin Vout Fig 6 1 Example of decreasing the fluctuation of output voltage 7 Options 7 1 Outline of Options x Please inquire us for details of specifications and delivery timing You can combine multiple options Some options however can not be combined with other options Please contact us for details G HOption G units removed the capacitor located in between input and output R HOption R units a reversed logic positive logic for remote ON OFF function Refer to 1 6 J WOption R units the INPUT AND OUTPUT terminal block are changed to connector Please do not apply more than 2 5A per 1 pin STMGF15 Please do not apply more than 5A per 1 pin STMGF30 Ripple ripple noise the capacitor located within 150mm from out put terminal It is the value measured by the measuring plate provided 22uF COSEL Instruction Manual N1 Option N1 units come with a cover plastic Only connector type is available in STMGF15 Option J N2 Option N2
7. er supply and chassis will become hot de pending on mounting direction or operating condition STMG Win case of metal chassis keep the distance between d1 for to in sulate between lead of component and metal chassis If it is less than d1 insert the insulation sheet between power sup ply and metal chassis di d1 4mm min Fig 5 2 Mounting Method 5 2 STMGF15 Derating Curve 1 In the case of Convection Cooling Wif you derate the output current you can use the unit in the tem perature range from 20 C to the maximum temperature shown below Specifications for ripple and ripple noise changese in the shaded area STMG 16 fo A 5 s Natural Convection s Mounting Method A E 8 e 20 0 20 40 60 70 80 Ambient temperature Ta C 1 Standard type No Case cover type s S S 50 Natural Convection E Mounting Method A E e al 020 0 20 40 50 60 80 Ambient temperature Ta C 2 Case cover type Fig 5 3 STMGF15 Derating Curve for Convection Cooling 2 In the case of Forced Air Cooling Win case of forced air cooling please have sufficient ventilation to keep the temperature of point A in Fig 5 4 at 105 C or below Please also make sure
8. ower supply may fail when a voltage greater than the rated output voltage is applied from an external power supply to the output terminal of the power supply This could happen in in coming inspections that include OVP function test or when voltage is applied from the load circuit 1 4 Isolation MWhen you run a Hi Pot test as receiving inspection gradually increase the voltage to start When you shut down decrease the voltage gradually by using a dial Please avoid a Hi Pot tester with a timer because when the timer is turned ON or OFF it may gen erate a voltage a few times higher than the applied voltage 1 5 Output Voltage Adjustment HiTo increase an output voltage turn a built in potentiometer clock wise To decrease the output voltage turn it counterclockwise MWe are offering an Option V which doesn t have a built in poten tiometer but instead enables you to adjust the output voltage by using an external potentiometer please see 7 Options STMG 14 1 6 Remote ON OFF MThe remote ON OFF function is incorporated in the input circuit and operated with RC and RC If positive logic control is re quired order the power supply with R option Table 1 1 Remote ON OFF Specifications ON OFF logic Between RC and RC Output voltage L level 0 1 2V or short ON Steet H level 3 12V or open OFF Optional Positiv L level 0 1 2V or short OFF R ostve H level 3
9. soveenscasensssacasssiasesreeresseeoseacesnessess STMG 16 Be STUTMICT RS DEE MIMS CUIRGE 2e eoonnnconnosnennacnsancnatatannatnnntesacssscsnsanenants STMG 17 SUV CLC ee STMG 18 6 Note to use 5V output STMG 18 Options STMG 18 vi One Cf OPONE s ssssssssssssssssssennsssssensessssseassosssnssessssssssscsesnssnneseses STMG 18 STMG 13 SIG COSEL Instruction Manual 1 Functions 1 1 Input Voltage Range Hilf output voltage value doesn t fall within specifications a unit may not operate in accordance with specifications and or fail 1 2 Overcurrent Protection Overcurrent Operation An overcurrent protection circuit is built in and activated at 105 of the rated current or above It prevents the unit from short circuit and overcurrent for less than 20 seconds The output voltage of the power supply will recover automatically if the fault causing over current is corrected When the output voltage drops after OCP works the power supply enters a hiccup mode where it repeatedly turns on and off ata certain frequency 1 3 Overvoltage Protection Excluding STMGF15 WOver Voltage Protection OVP is built in When OVP works out put voltage can be recovered by shutting down DC input for at least one second or by turning off the remote control switch for one second without shutting down the DC input The recovery time varies according to input voltage and input capacitance Remarks Note that devices inside the p
10. units come with a dedicated DIN rail attachment N3 Option N3 units come with a cover plastic and DIN rail attach ment Only connector type is available in STMGF15 Option J V Only single output MOption V units have connector CN5 for external potentiometer instead of a built in potentiometer The output voltage is adjustable through an external potentiometer VR Adjust only within the range of 10 of the rated voltage WiTo increase the output voltage turn the potentiometer clockwise and connect in such a way that the resistance value between 2 and 3 becomes small To decrease the output voltage turn the potentiometer counter clockwise STMGFS Vout CN5 I VR External VR Reference Load Voltage Vout CN5 Fig 7 1 Connecting External Potentiometer Table 7 1 List of External Potentiometer Output Voltage External VR 3 3V 5V 1 kQ 12V 15V 5 kQ STMG 19
11. with the lowest rated current among power supplies that are serially con nected Please make sure that no current exceeding the rated current flows into a power supply a Power Supply _ Load Power Supply _ Power Supply _ Power Supply _ L Fig 4 1 Series Operation 4 2 Parallel Operation Parallel operation is not possible WYou can use the power supplies in redundancy operation by wiring as shown below Power gt gt i Supply Load Power Supply Fig 4 2 Redundancy Operation WEven a slight difference in output voltage can affect the balance between the values of h and l2 Please make sure that the value of Is does not exceed the rated current for each power supply Is S Rated Current Value STMG 15 co eL Instruction Manual 5 Assembling and Installation 5 1 Installation WDerating curve varies depending on the mounting direction Refer to 5 2 STMGF15 Refer to 5 3 STMGF30 A B C TB1 Input TB1 Input TB1 TOTO Input Normal mounting D E TB1 Input L TB1 i Input D Fig 5 1 Mounting direction Please note that a pow
12. years 5years A E Convection Ta 60 C 5years 3years _ Ta 60 or less 5years 5years A E Forced air Ta 70 C 3years 3years Table 5 2 Warranty STMGF15 Case cover type Mounting Cooling Average ambient Warranty Method Method temperature year loS75 75 lt l0o 100 KE Convection Ta 40 or less 5years 5years Forced air Ta 50 C 5years 3years Table 5 3 Warranty STMGF30 Standard type No Case cover type Mounting Cooling Average ambient Warranty Method Method temperature year loS75 75 lt l0o 100 Ta 50 C or less 5years 5years A Convection 7 a 60C 3years 3years ___ Ta 30 or less 5years 5years B C D Convection a 40C 5years 3years Ta 40 C or less 5years 5years E Convection a 50C 5years 3years Ta 60 C or less 5years 5years A E Forced air 5 a 70C 3years 3years Table 5 4 Warranty STMGF30 Case cover type Mounting Cooling Average ambient Warranty Method Method temperature year loS75 75 lt l0o 100 A Convection Ta 30 C or less 5years 5years Forced air Ta 40 C 5years 3years B D Convection Ta 20 C or less 5years 5years Forced air Ta 30 C 5years 3years Convection Ta 15 C or less 5years 5years e Forced air Ta 25 C 5years 3years E Convection Ta 25 C or less 5years 5y
Download Pdf Manuals
Related Search