The Chroma 63102A is a dual-channel, programmable DC electronic load module designed for use with the Chroma 6310A series mainframes. Each independent channel provides up to 100W of power, 80V of voltage, and 20A of current, making it highly suitable for testing multi-output AC/DC power supplies, DC/DC converters, chargers, and portable electronic components.
Specifications
General
| Parameter | Value |
|---|---|
| Interfaces | Via mainframe (GPIB, USB, RS-232, RS-485, LAN optional interfaces) |
| Display | None (uses mainframe display or host software control) |
Physical
| Parameter | Value |
|---|---|
| Power Supply | Powered directly by mainframe slot |
| Operating Temperature | 0 to 40 °C |
| Dimensions (W×H×D) | 82 × 172 × 409 mm |
| Weight | 4.8 kg |
Input Ratings and Operating Ranges
| Parameter | Value |
|---|---|
| Number of Channels | 2 (isolated) |
| Maximum Input Power (per channel) | 100 W |
| Maximum Input Voltage (per channel) | 80 V |
| Maximum Input Current (per channel) | 20 A |
| Minimum Operating Voltage at Maximum Current | 1.6 V @ 20 A |
Operating Modes & Accuracy
| Parameter | Value |
|---|---|
| Constant Current (CC) Low Range | 0 to 2 A |
| Constant Current (CC) High Range | 0 to 20 A |
| Constant Current (CC) Programming Resolution (Low Range) | 0.5 mA |
| Constant Current (CC) Programming Resolution (High Range) | 5 mA |
| Constant Current (CC) Programming Accuracy (Low Range) | ±(0.1% of setting + 0.1% of range) |
| Constant Current (CC) Programming Accuracy (High Range) | ±(0.1% of setting + 0.1% of range) |
| Constant Voltage (CV) Low Range | 0 to 16 V |
| Constant Voltage (CV) High Range | 0 to 80 V |
| Constant Voltage (CV) Programming Resolution (Low Range) | 4 mV |
| Constant Voltage (CV) Programming Resolution (High Range) | 20 mV |
| Constant Voltage (CV) Programming Accuracy | ±(0.05% of setting + 0.1% of range) |
| Constant Power (CP) Low Range | 0 to 10 W |
| Constant Power (CP) High Range | 0 to 100 W |
Measurement and Readback Accuracy
| Parameter | Value |
|---|---|
| Voltage Readback Accuracy | ±(0.05% of reading + 0.05% of range) |
| Current Readback Accuracy | ±(0.1% of reading + 0.1% of range) |
Physical and Mechanical Specifications
| Parameter | Value |
|---|---|
| Form Factor | Single-slot plug-in module for 6310A mainframe series |
| Compatible Mainframes | Chroma 6312A (2-slot), Chroma 6314A (4-slot) |
Protection
| Parameter | Value |
|---|---|
| Over Temperature Protection (OTP) | Yes |
| Over Current Protection (OCP) Range | 0.05 to 2.05 A (Low Range), 0.1 to 20.5 A (High Range) |
| Over Power Protection (OPP) Range | 1 to 102.5 W |
Dynamic Mode
| Parameter | Value |
|---|---|
| Dynamic Mode Frequency Range | 0.1 Hz to 20 kHz |
| Dynamic Mode Duty Cycle | 1% to 99% (1% resolution) |
| Slew Rate (Low Range) | 0.0008 to 0.08 A/μs |
| Slew Rate (High Range) | 0.008 to 0.8 A/μs |
| Slew Rate Resolution (Low Range) | 0.0008 A/μs |
| Slew Rate Resolution (High Range) | 0.008 A/μs |
| Dynamic Timer 1 & 2 Range | 0.025 ms to 9.999 s |
Constant Resistance (CR) Mode
| Parameter | Value |
|---|---|
| Constant Resistance (CR) Low Range | 0.04 Ω to 2 Ω |
| Constant Resistance (CR) Medium Range | 1.5 Ω to 75 Ω |
| Constant Resistance (CR) High Range | 60 Ω to 3 kΩ |
Measurement
| Parameter | Value |
|---|---|
| Voltage Readback Resolution (Low Range) | 4 mV |
| Voltage Readback Resolution (High Range) | 20 mV |
| Current Readback Resolution (Low Range) | 0.5 mA |
| Current Readback Resolution (High Range) | 5 mA |
Technology
Programmable DC Electronic Load Module
Applications
Multi-output power supply testing, DC/DC converter evaluation, battery charger testing
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