312D5WFR Datasheet

Power (Watts) = 2 to 3


Features, Applications

Pin Connections Standard Pin Connections (-A1) Pin Single Dual Single Dual 2,3 -Vin 9 NC Common No Pin Common 11 NC -Vout No Pin -Vout 14 +Vout 16 -Vout Common -Vout Common NC No Pin No Pin 22,23 +Vin : No Connection with Pin

All specifications are typical at 25 degrees C with nominal input voltage and full output unless otherwise noted. Specifications are subject to change without notice. All dimensions are typical.

Single & Dual Output Models 2:1 Input Voltage range Low Profile, 24 pin DIP package Industry Standard Pinout Input Characteristics

Input Voltage Range: Input Filtering: Efficiency: No Load Input Current: 18-36, 36-72 VDC Pi Filter See Available Models Chart See Available Models Chart

Telecom equipment Mixed analog/digital subsystems Data Communications

Output Voltage Accuracy: Output Voltage Balance: Minimum Load Requirements: Line Regulation: Load Regulation: Ripple and Noise: Temperature Coefficient: Short Circuit Protection: +/-2% Max. +/-1% Max, Dual Output Models (Equal loads) 10% Min Load +/-0.5%, Max (Singles & Duals) Singles: +/-0.5%, Max (10% to FL) Duals: +/-1% Max. (25% to FL) or 1% pk-pk Max., 20MHz Bandwidth +/-0.05%/�C Continuous; Auto-recovery

Operating Temperature Range Storage Temperature Range: Maximum Case Temperature Humidity: Cooling: Reliability (MTBF per to +85�C, derate 3.5%/�C above to 95%, Non-condensing Free-air Convection >900,000 hours, +25�C, Ground Benign

Switching Frequency: Isolation Voltage (Input to Output): Isolation Resistance: Isolation Capacitance: Weight: Case Material: Flammability: 100kHz, Min. 500VDC, (1 minute); (Consult factory for 1500VDC option) 109 Ohms 150pF, Max. oz (14g) Non-conductive black plastic UL 94-V0 (Materials)

Pin Single -Vin NC +Vout NC -Vout +Vin Dual -Vin Common NC - Vout +Vout NC Common +Vin



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Manufacturer information

Warm Hint

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