Key Features:
LED Mode for Power Driver Testing: Simulates LED forward bias voltage (Vd) and resistance (Rd) to replicate real-world LED operating conditions.
Comprehensive Load Modes: Includes Constant Current (CC), Constant Resistance (CR), Constant Voltage (CV), Constant Power (CP), LED, and Dynamic modes.
Parallel Operation: CC, CR, CP, and CV modes support parallel operation for enhanced testing flexibility.
PWM Dimming Test Support: Fast response time for PWM dimming tests, with a built-in dimming control signal.
Short Circuit Testing: Short circuit functionality with an external relay, supported by an in-built short relay driver circuit.
High Precision Measurement: Equipped with 5-digit voltage, current, and power meters for accurate readings.
Extensive Protection Mechanisms: Over-voltage, over-current, over-power, and over-temperature protections to ensure safety and prevent damage.
Multiple Communication Interfaces: Optional GPIB, RS232, USB, and LAN interfaces for remote control and integration with test systems.
Applications:
LED Driver Testing
Voltage and Current Source Testing
Switch Mode Power Supply (SMPS) Transient Response Testing
Current Limit and Battery Emulation
Battery Charging and Discharge Testing
R&D and Quality Control Testing
ATE Systems for Automated Production Testing
Models & Specifications:
| Model | Voltage Range | Current Range | Power | Resolution (V/I/P) | LED Resistance Range | Weight |
| 33431G | 0~600V | 0~12A | 1800W | 1mV/0.05mA/0.01W | 0.5100Ω @ Vo-Vd = 06V | 23.6 kg |
| 33432G | 0~600V | 0~24A | 3600W | 1mV/0.1mA/0.01W | 0.25125Ω @ Vo-Vd = 06V | 48 kg |
Detailed Specifications:
LED Mode: Simulates forward bias voltage and resistance for accurate LED driver testing.
Dynamic Mode (CC): Adjustable timing (THIGH/TLOW) with high resolution for dynamic current testing.
PWM Dimming: Built-in signal generator for testing LED dimming functionality.
Response Time: Fast response (typical 20μS) for high-speed testing applications.
Memory: 150 sets of store/recall memory for efficient test parameter management.
Power Input: 115/230 Vac± 10%, 50/60Hz.
Cooling: Advanced fan-cooled design for stable operation.
Optional Interfaces & Accessories:
GPIB, RS232, USB, LAN interfaces.
Short circuit testing fixture.
The 33430G Series is ideal for high-power LED applications and provides comprehensive functionality for testing and evaluating LED drivers and related power systems.