Technical Specification
Contents
1. 60W 30W 30W 60W 0 7A Typical Min Operation Voltage DC 3mA 5mA 6mA 5mA JPRS MAMAN SERRE GARY ERP IG BNR EE GRIN BANC PAREN OUR OSI 20m mho Raa i 833 mho 30W 16V 6 667 mho 250W 16V 400u mho 600W 125V 40m mho 1200W 16V 6 25m mho a Ve u mho 600W 80V 16 67u mho 30W 80V 133u mho 250W 80V 10u mho 600W 500V 800u mho 1200W 80 50u mho 350W 80V 0 04mho 0 2 60k Q 0 01mho 0 1 7 5KQ 0 01mho 0 1 100k Q 5m mho 0 1 1 25K Q 0 08mho 0 2 7 5KQ 0 01mho 0 1 5mV em 0 025ms 50ms Res 5s 0 025ms 50ms Res 5us 0 025ms 50ms Res 5us 0 025ms 50ms Res 5us 0 025ms 50ms Res 5s T1 amp T2 0 1ms 500ms Res 25us 0 1ms 500ms Res 25us 0 1ms 500ms Res 25us 0 1ms 500ms Res 25us 0 1ms 500ms Res 25us 10ms 50s Res 2 5ms 10ms 50s Res 2 5ms 10ms 50s Res 2 5ms 10ms 50s Res 2 5ms 10ms 50s Res 2 5ms wm Voltage Read Back 0 16V 0 80V 0 16V 0 80V 0 16V 0 80V 0 125V 0 500V 0 16V 0 80V 0 16V 0 80V 0 25mV 1 25mV 0 25mV 1 25mV 0 25mV 1 25mV 0 25mV 1 25mV 0 25mV 1 25mV 0 025 0 025 FS 0 025 0 025 FS 0 025 0 025 FS 0 025 0 025 FS 0 025 0 025 FS 0 12A 0 120A 0 40A 0 20 0 244 0 240A 0 70A 0 1875mA 1 875mA 0 078125mA 0 0625mA 0 625mA 0 03125mA 0 3125mA 0 375mA 3 75mA 0 109375mA 1 09375mA 0 05 0 05 F S 0 05 0 05 F S 0 05 0 05 F S 0 075 0 075 F S 0 05 0 05 FS 0 60W 0 600W 0 30W 0 30W2. Awww chromausa com Worldwide Distribution and Service Network E mail chroma chroma com tw E mail sales chromausa com 6310A E 201005 2000
3. 0 250W 0 60W 0 600W 0 120W 0 1200W 0 35W 0 350W e lz we 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS Over Power Protection 62 4W 624W 31 2W 31 2W 260W 62 4W 624W 124 8W 1248W 360W Over Current Protection 12 24A 5122 44 4 08A 40 84 2 04A 20 4A 24 48A 244 8A 6 12A 61 2A Over Temperature ore ore ore ore ore Over Voltage Alarm 3 81 6V 81 6V 510V 81 6V 81 6V Current CC DSSS Se Se a ee ee ee a Sa eS BES Bes Voltage CV Se ee a Ee Eee ES ee Eee Se Es Resistance CR 0001250 e S a 0625Q 0 00620 0 010 Power CP a ee ee ee ee ee eee ee ee a ee Ae 100k Q Typical 100k Q Typical 100k Q Typical 100k Q Typical 800k Typical Temperature Coefficient 100PPM C Typical 100PPM C Typical 100PPM C Typical 100PPM C Typical 100PPM C Typical Supply from 6314A Mainframe Supply from 6314A Mainframe Supply from 6314A Mainframe Supply from 6314A Mainframe Supply from 6314A Mainframe ee 172x164x489 5mm 172x164x489 5mm 172x329x495mm 172x82x489 5mm Dimensions HxWxD 6 8x6 5x19 dinch ee TE C 6 8x6 5x19 3inch 6 8x12 9x19 5inch 6 8x3 2x19 3inch Weight 7 3 kg 16 1 Ibs 4 5 kg 9 9 Ibs 7 3 kg 16 1 Ibs 14 kg 30 8 Ibs 4 2kg 9 3 Ibs Operating Range 0 40 C 0 40 C 0 40 C 0 40 C 0 40 C EMC amp Safety All specifications are subject to change without notice Please visit our website for the mo
4. 6310A series load modules for easy system configuration and will mount in a 19 instrument rack The 6314A holds up to four 63102A load modules which will result in an 8 channel 100W channel load with standard front panel inputs This makes it ideal for testing multiple output switching power supplies and multiple DC DC converters There are also higher wattage modules that may be mixed and matched for an even more versatile system Additionally the GO NG output port is useful for UUT s pass fail testing on an automated production line All modules on the 6314A 6312A mainframe share a common GPIB address to synchronize and speed up the control of the load modules and the read back of data The 6310A load modules operate in constant current constant voltage constant power or constant resistance to satisfy a wide range of test requirements For example the test of a battery charger can be simulated easily by setting the load to operate in constant voltage Each load module is designed with state of the art technology and connects all the power MOSFET devices in parallel to insure high accuracy load control with a minimum drift of less than 0 1 0 1 F S of the current setting Chroma s use of FET technology provides minimum input resistance and enables the load to sink high current even at very low voltages For example the model 63103A is capable of sinking 60A at 1V and well suited for testing the new 3 3V low voltage power supplies Low
5. on the front panel Additionally the 6310A series offers an optional remote controller for automated production lines The 6310A series has a self diagnosis routines to maintain instrument performance It also provides OP OC OT protection and alarm indicating OV reverse polarity to guarantee quality and reliability for even in the most demanding engineering testing and ATE applications GPIB ps 232 CE y Programmable DC Electronic Load Chroma 6310A Programmable Electronic Load integrates microprocessor capabilities into each load module and mainframe to provide simple and accurate parallel operation to optimize the speed and control among multiple load modules All load modules may be configured to work synchronously to test multiple outputs simultaneously thus simulating real life applications 6310A System Block Diagrar POWER SUPPLY FAN CONTROL KEYBOARD LCD DISPLAY m vcOQ OHOLN RS 232 INTERFACE GPIB INTERFACE USB INTERFACE gt gt q gt qp q gt E gt S O L A T I O N DIGITAL 1 0 CONTROL The 6310A series load modules will be compatible with the 6310 series mainframes 6312 6314 In addition the remote control commands will be compatible between the 6310 and the 6310A series without needing to re writing any remote control programs The Chroma 6314A 1200W and 6312A 600W electronic load mainframes accept the user installable
6. Load ON OFF I P as Current output status signals Pin4 DGND Pin12 Reserved Pin 5 DGND Pin 13 Reserved Pin 6 Load ON OFF O P Pini4 DGND Pin7 Total Pass O P Pin ig External Trig For Pin8 Total Fail O P I Alle NE Load Module Mainframe Controller Chroma 63144 Ses 12 h 13 on E F 16 _h O1 17 18 19 26 21 22 23 Rear Panel 1 LED indicator 18 ON OFF key To enable or disable the load input a SHORT key To apply a short circuit across the input 19 Up Down key To select the next or previous display B STATIC DYNA key To select static or dynamic test mode in edit mode L R key To select left or right channel of input load 63102A 63107A 20 Numeric key For data setting A B key To select static A or B load other models 21 ENTER key To confirm editing data on the instrument 5 V terminal To measure the UUT s output voltage using remote sense 22 SHIFT key As LOCAL Key when in remote mode 6 Rotary knob To adjust load setting continuously 23 Power switch Load terminal 24 SHIFT 0 key System function 8 LCD display 25 SHIFT key Lock function 9 LED indicator To display the channel at which load is set 26 SHIFT 3 key Clear the currently edited data 10 CHAN key To select input load channel Digital I O Used for system input output control signals 11 MODE key To select the operation mode of CC CR CV or CP 28 RS 232 conn
7. The Chroma 6310A series Programmable DC Electronic Load is ideal for the test and evaluation of multi output AC DC power supplies DC DC converters chargers and power electronic components It is designed for applications in research and development production and incoming inspection The system is configured by plugging the user selectable load modules into the system mainframe The user interfaces include an ergonomically designed user friendly keypad on the front panel and the following computer interfaces RS 232 USB or GPIB The 6310A series offers 8 different modules with power ratings from 100 watts to 1 200 watts current ratings from 0 5mA to 240A and voltage ratings from 0 5mV to 500V The loads can be operated in constant current constant voltage constant power and constant resistance and may be placed in parallel for increased current and power The 6310A series can simulate a wide range of dynamic loading applications The waveforms programmable parameters include slew rate load level duration and conducting voltage In addition up to 100 sets of system operating status can be stored in EEPROM and recalled instantly for automated testing applications Real time measurement of voltage and current are integrated into each 6310A load module using a 16 bit precision measurement circuit The user can perform on line voltage measurements and adjustments or simulate short circuit test using the user friendly keypad
8. age 1 0 500V i 1 A 1 A Min Operating Voltage 6V 2A 5 E l 4 i y 4 E ae Operation Voltage 0 100V 0 500V l I 9 Current 0 2A Rd Coefficient 0 001 1 i l ee VL 4mV VH 20mV a Ti eb meena leila oe ae nee aca hich na a Sieh a i er ks aloes ee bel Io 0 1mA Rd Coefficient 0 001 aome o I _ m eir m l in ne a a l a E i eee CRL 3Q 1k Q 100W 100V J i J 7 mi z g CRH 10Q 10kQ 100W 500V mi i i mi i CRL 62 5 mho Ea m tite A E t A eee Aike a P eee 1kQ 4m mho 0 2 aa ea ota y 10kQ 1m mho 0 1 Figure 2 LED dimming test Figure 3 63110A dimming test 0 500V TR RRR 0 05 0 1 F S eeoeeeeeeeeceeceeeeeeeeeeees VOLTAGE READ BACK Range 0 100V 0 500V Resolution 2mV 10mV Accuracy 0 025 0 025 F S CURRENT READ BACK Figure 4 Figure 5 Range 0 0 6A 0 2A Simulate different number of LEDs Simulate different characteristic of LEDs Resolution 40uA Accuracy 0 05 0 05 F S NOTE 1 If the operating voltage exceeds 1 1 times of the rated voltage it would cause permanent damage to the device V Va ve VEN 6312A Mainframe for 2 Load Modules 63106A Load Module 120A 80V 600W A631000 GPIB Interface for Model 6314A 6312A 6314A Mainframe for 4 Load Modules 63107A Load Module 5A amp 40A 80V 3O0W amp 250W A631003 USB Interface for Model 6314A 6312A 63101A Load Module 40A 80V 200W 63108A Load M
9. e difference in V I characteristic between the resistors and the LEDs When using Vo Electronic Loads the CR and CV mode settings are set for when the LED is under stable operation Figure 1 LED V I Characteristics and therefore is unable to simulate turn on or PWM brightness control characteristics This may cause the LED power driver to function improperly or trigger it s protection circuits These testing requirements can be achieved when using a LEDs as a load however issues regarding the LED aging as well as different LED power drivers may require different types of LEDs or a number of LEDs This makes it inconvenient for mass production testing D V Chroma has created the industries first LED Load Simulator for simulating LED loading with our 63110A load model from our 6310A series Electronic Loads By setting the LED power driver s output voltage and current the Electronic Load can simulate the LED s loading characteristics The LED s forward voltage and operating resistance can also be set to further adjust the loading current and ripple current to better simulate LED characteristics The 63110A design also has increased bandwidth to allow for PWM dimming testing Figure 2 shows the dimming current waveform of the LED Figure 3 shows the dimming current waveform when using 63110A as a load 100W 0 0 6A Range 0 0 6A 0 2A Resolution 12uA AQuA Accuracy 0 1 0 2 FS 0 1 40 2 ES i i Volt
10. ector 12 PROG key For program data setting 29 GO NG output port 13 OCP OPP key Over current protection Over power protection testing K GPIB or USB slot 14 RECALL key To recall the front panel input status from memory 31 AC input voltage switch a SAVE key To save the front panel input status into memory 32 AC input fuse 16 SPEC key To set up High Low limits for GO NG test EK AC input connector CONF key To set the configuration EET PEETI rrpp E am AT E H E s yf TE pe Ea q oe F F E i 63112A 63106A 63108A 63102A 63107A 63101A 63110A a 63123A 6314A 4 in 1 Mainframe 6312A 2 in 1 Mainframe A631001 Remote Controller A631000 GPIB Interface A631003 USB Interface As a constant current source the LED power driver has an output voltage range with a constant output current LED power drivers are usually tested in one of the following ways 1 With LEDs 2 Using resistors for loading LED Curve 3 Using Electronic Loads in Constant Resistance CR mode or Constant Voltage CV mode However all these testing methods each of them has their own disadvantages As shown on the V I curve in Figure 1 the LED has a forward voltage VF and a operating resistance Rd When using a resistor as loading the V I curve of the resistor is not able to simulate the V I curve of the LED as shown in blue on Figure 1 This may cause the LED power driver to not start up due to th
11. ms Res 25us 0 1ms 500ms Res 25us 0 1ms 500ms Res 25us 0 1ms 500ms Res 25us 10ms 50s Res 2 5ms 10ms 50s Res 2 5ms 10ms 50s Res 2 5ms 10ms 50s Res 2 5ms Current Accuracy 0 4 F S 0 4 F S 0 4 F S 0 4 F S Voltage Read Back 0 16V 0 80V 0 16V 0 80V 0 16V 0 80V 0 125V 0 500V 0 25mV 1 25mV 0 25mV 1 25mV 0 25mV 1 25mV 0 025 0 025 F S 0 025 0 025 F S Current Read Back 0 05 0 05 E S 0 05 0 05 F S 0 05 0 05 E S Power Read Back 2 0 1 0 1 FS 0 1 0 1 FS 0 1 0 1 FS Over Power Protection 20 8W 208W 20 8W 104W 31 2W 312W 31 2W 312W Over Current Protection 4 08A 40 8A 2 04A 20 4A 6 12A 61 2A 1 02A 10 2A Over Temperature re ore ope ore Over Voltage Alarm 3 81 6V 81 6V 81 6V 510V Current CC Voltage CV Resistance CR Power CP oad ony 100k Q Typical 100k Q Typical 100k Q Typical 100k Q Typical Temperature Coefficient 100PPM C Typical 100PPM C Typical 100PPM C Typical 100PPM C Typical Supply from 6314A Mainframe Supply from 6314A Mainframe Supply from 6314A Mainframe Dimensions HxWxD 194x275x550mm 7 6x10 8x21 7inch 194x439x550mm 7 6x17 3x21 7inch Weight 15 kg 33 1 Ibs 21 5 kg 47 4 Ibs All specifications are subject to change without notice Please visit our website for the most up to date specifications continued on next page
12. n easy and fast solution for this testing By simply choosing the channel and setting the OCP parameters start current end current step current and dwell time from the front panel the 6310A series provides a fast and easy OCP testing solution The 6310A series will automatically detect the OCP point making it an ideal solution for design verification as well as production line testing Amplitude UUT Output Voltage Loading Current Time Start Current Dwell Time Step Current End Current The 6310A series of loads include a unique timing amp measurement function which allows precise time measurements in the range of ims to 86 400s This feature allows the user to set the final voltage amp timeout values for battery discharge testing and other similar 3 ai Final Voltage applications Battery Voltage For example the figure on the right shows the 6310A internal timer starting at load ON and Loading Current ending when the battery voltage reaches the final voltage The Timing function can be used in testing battery and super capacitor discharge or other similar applications Battery Discharge Testing Load the ideal choice for automated testing Pin 1 Reserved Pin 9 Short Signal O P requirements Through the digital I O the a l l Pin 2 DGND Pin10 Protection Signal O P 6310A can accept digital signals to trigger its l functions Load On Off OCP test etc as well Pin 3 DGND Pin 11 External
13. nd control circuit guarantee minimum waveform distortion during continuous load changes The 6310A provides parallel control which enables high power testing when a single module cannot meet the requirement of high power applications Two or more load modules can be paralleled together to achieve the desired loading The 6310A comes with RS 232 as standard for remote control and automated testing applications The USB and GPIB interfaces are available as options In addition the 6310A through its synchronized controls provides an efficient solution for testing single output AC to DC or DC to DC converters by controlling multiple loads The 6310A provides the capability to test up to 8 UUTs at a time Each 6310A load module has an integrated 16 bit precision A D converter for voltage measurement with an accuracy of 0 025 0 025 of full scale The built in resistive load current sensing circuit is capable of measuring current with an accuracy of 0 05 0 05 of full scale Also short circuit can be simulated All measurements are done using remote sensing to eliminate any error due to voltage drops along the measurement path The user can also select from a complete set of voltage and current measurements Modern switching power supplies are designed with over current protection OCP circuitry therefore it is important to test the OCP circuitry to make sure it is functioning within its designed specifications The 6310A series provides a
14. odule 20A 500V 600W A631001 Remote Controller 63102A Load Module 20A 80V 100Wx2 channels 63110A Load Module 2A 500V 100Wx2 channels A631005 6310A Series Softpanel 63103A Load Module 60A 80V 300W 63112A Load Module 240A 80V 1200W A800042 Test Fixture 63105A Load Module 10A 500V 300W 63123A Load Module 70A 80V 350W 0 40A 0 20A 0 60A 0 10A 0 25mA 0 1 0 1 FS 0 1 0 2 FS 0 1 0 1 ES 0 1 0 2 FS 0 1 0 1 FS 0 1 0 2 ES 0 1 0 1 FS 0 1 0 2 FS Bonde 0 0375 Q 150 Q 200W 16V 0 075 Q 300 Q 100W 16V 0 025 Q 100 Q 300W 16V 1 250 5kQ 300W 125V g 1 875 Q 7 5k Q 200W 80V 3 75 Q 15k Q 100W 80V 1 25 Q 5k Q 300W 80V 50 Q 200k Q 300W 500V REUN 6 667m mho 200W 16V 3 333m mho 100W 16V 10m mho 300W 16V 200u mho 300W 25V 133u mho 200W 80V 66 667u mho 100W 80V 200u mho 300W 80V 5u mho 300W 500V hea jee 150Q 0 1 mho 0 2 300 Q 0 1mho 0 2 100 Q 0 1mho 0 2 5k Q 20m mho 0 2 y 7 5KQ 0 01mho 0 1 15KQ 0 01mho 0 1 5k Q 0 01mho 0 1 200k Q 5m mho 0 1 0 80V 0 80V 0 80V 0 500 125mV 0 05 0 1 FS 0 05 0 1 FS 0 05 0 1 ES 0 05 0 1 ES 0 20W 0 200W 0 20W 0 100W 0 30W 0 300W 0 30W 0 300W 0 5 0 5 FS 0 5 0 5 ES 0 5 0 5 FS 0 5 0 5 FS Dynamic Mode C C Mode C C Mode C C Mode C C Mode mem 0 025ms 50ms Res 5us 0 025ms 50ms Res 5us 0 025ms 50ms Res 5us 0 025ms 50ms Res 5us T amp 12 0 1ms 500
15. st up to date specifications NOTE 1 Low voltage operation under 0 8 volt is possible at correspondingly reduced current level Operating temperature range is 0 C to 40 C All specifications apply for 25 C 5 C except as noted NOTE 2 Power F S Vrange F S x lrange F S NOTE 3 When the operating voltage exceeds the rated voltage for 1 02 times a warning will occur and if it exceeds 1 1 times of the rated voltage it would cause permanent damage to the device NOTE 4 Please refer to user s manual for detail specifications Developed and Manufactured by Distributed by CHROMA ATE INC PS FAL ABR CHINA JAPAN U S A EUROPE HEADQUARTERS CHROMA ELECTRONICS CHROMA JAPAN CORP CHROMA SYSTEMS CHROMA ATE EUROPE B V No 66 Hwa Ya 1st Rd SHENZHEN CO LTD 11F NARA Building II 2 2 8 SOLUTIONS INC Morsestraat 32 6716 AH Ede Hwa Ya Technology Park 8F No 4 Nanyou Tian An Shinyokohama Kouhokuku 25612 Commercentre Drive The Netherlands Kuei Shan Hsiang 33383 Industrial Estate Shenzhen Yokohama City 222 0033 Lake Forest CA 92630 8830 Tel 31 318 648282 Taoyuan County Taiwan China PC 518052 Kanagawa Japan Tel 1 949 600 6400 Fax 31 318 648288 Tel 886 3 327 9999 Tel 86 755 2664 4598 Tel 81 45 470 2285 Fax 1 949 600 6401 http Awww chromaeu com Fax 886 3 327 8898 Fax 86 755 2641 9620 Fax 81 45 470 2287 Toll Free 1 866 600 6050 E mail sales chromaeu com http Awww chromaate com http Awww chroma co jp http
16. voltage operation down to zero volts is possible at reduced current levels The 6310A load module uses a photo coupler for isolation between the output and control sections thus each load is isolated and floating The user can use multiple load modules independently to test multi output power supplies or parallel them for high power testing applications Model 63103A Input Characteristics Voltage 375A 10A 20A 30A 40A 50A 60A Ampere Low Voltage Characteristics Typical Model 63101A 63102A 63103A 63106A 63112A 63123A 240A m 63112A 220A 200A 180A 160A 140A 120A 63106A 100A 80A 63123A 60A 63103A 40A 63101A 20A 63102A 0 0 2V 0 4V 0 6V 0 8V 1 0V 1 2V Note All specifications are measured at load input terminals Ambient Temperature of 25 C Modern electronic devices operate at very high speeds and require fast dynamic operation of their power providing components To satisfy these testing applications the 6310A loads offer high speed programmable dynamic load simulation and control capability The figure below shows the programmable parameters of the 6310A modules Load 1 rise rate JK Ti fe T2 The programmable slew rate makes the simulation of transient load change demanded by real life applications possible The 6310A internal waveform generator is capable of producing a maximum slew rate at 10A ys and dynamic cycling up to 20kHz It s dedicated remote load sense a
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