Datasheet

Output
Minimum Loading No minimum load
Maximum Output Power 166.6 Watts
Accuracy (50% load) ±1 % of Vsetting. See note 16.
Overvoltage Protection (Note 7) 4 Volts
Temperature Coeffi cient ±0.02% per °C. of Vout range
Ripple/Noise (20 MHz bandwidth) See Ordering Guide and note 8.
Line/Load Regulation (See Tech. Notes) See Ordering Guide and note 10.
Effi ciency See Ordering Guide
Remote Sense Compensation +10% max. deviation from output
Maximum Capacitive Loading, low ESR 10,000 μF max. See note 11.
Current Limit Inception (98% of Vout setting) 59 Amps (after warm up) See note 12.
Short Circuit Mode (Notes 6, 12)
Short Circuit Current Output 5 Amps
Protection Method Hiccup autorecovery upon overload removal. (See note 12)
Short Circuit Duration Continuous, no damage (output shorted to ground)
Isolation
Isolation Voltage
Input to Output 2250 Vdc min.
Input to Baseplate 1500 Vdc min.
Baseplate to Output 1500 Vdc min.
Isolation Resistance 10 Megohms
Isolation Capacitance 1000 pF
Isolation Safety Rating Basic insulation
Dynamic Characteristics
Dynamic Load Response (see note 1) 200 μSec to within ±1% of fi nal value. (50-75-50% load step)
Turn-On Time 10 mSec for Vout regulated
Remote On/Off Time 10 mSec for Vout regulated
Switching Frequency 400 ±40 KHz
Environmental
Calculated MTBF (Note 4) TBC
Operating Temperature Range (no baseplate) -40 to +85 °C (with derating)
Maximum Baseplate Operating Temperature +100 °C
Storage Temperature Range -55 to +125 °C
Thermal Protection/Shutdown
(Case temp. is measured in the center)
+115 °C
Relative Humidity 85%/+85 °C
Physical
Outline Dimensions See Mechanical Specifi cations
Weight (without baseplate) 1.06 ounces (30 grams)
Electromagnetic Interference
(may require external fi lter)
Meets EN55022, CISPR22, Class B,
conducted and radiated
Safety
Meets UL/cUL 60950-1
CSA-C22.2 No. 60950-1
IEC/EN 60950-1, 2nd Edition
HPQ-3.3/50-D48 Series
Isolated High Power Quarter Brick DC-DC Converters
MDC_HPQ-3.3/50-D48 Series.B01 Page 4 of 11
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