1. General Overview & Purpose

️· Product: Artesyn EXQ125 series of isolated DC-DC converters.
️· Type: Open-frame, industry-standard quarter-brick format.
️· Purpose: Designed for inclusion in other equipment, *not* as a standalone product. Primarily aimed at applications needing high efficiency and high output current at low voltages.
️· Power Range: Up to 100 Watts.
️· Input Voltage: 33 Vdc to 75 Vdc.
️· Output Voltages: Available in 1.2V, 1.5V, 1.8V, 2.5V, 5V, 12V, and 3.3V options.
️· Warranty: 2-year warranty.

2. Technical Specifications (Key Numbers)

️· Output Voltage Adjustment: 90% to 110% of nominal.
️· Set Point Accuracy: ±1.5% max.
️· Line Regulation: ±0.1% max.
️· Load Regulation: ±0.2% max.
️· Minimum Load: 0 A.
️· Efficiency (Typical): Ranges from 86.5% to 93% depending on the model.
️· Input Fusing: Recommended 5 A HRC 200 V rated fuse.

3. Safety & Compliance

️· Safety Approvals: UL/cUL1950, TÜV Rheinland, CB Scheme.
️· EMC (Electromagnetic Compatibility):
- Conducted Emissions: Meets Level A and Level B *with external components*.
- Radiated Emissions: Level B
- Immunity Standards: EN61000-4-2 (ESD), EN61000-4-3 (Radiated Field), EN61000-4-6 (Conducted Power)

4. Physical & Connectivity

️· Form Factor: Quarter-brick (industry standard)
️· Pinout:
- Pin 1: +Vin
- Pin 2: On/Off
- Pin 3: -Vin
- Pin 4: -Vout
- Pin 5: -Sense
- Pin 6: Trim
- Pin 7: +Sense
- Pin 8: +Vout

5. Important Notes & Cautions

️· Professional Installation: Intended for installation by trained professionals only.
️· External Components: May require external components to meet EMC requirements (specifically for conducted emissions).
️· Application Note: See Application Note 118 for more information on external components and filtering.
️· Hazardous Voltages/Temperatures: Contains hazardous voltages and temperatures; ensure unit is not user accessible.
️· RoHS Compliance: RoHS compliant versions available (check with sales representative).
️· Model Options: Not all options are supported by all models (check the online model number search tool).