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HomeMEAN WELL ProductsDC-DC Converters45W 18~36VDC I/P Open Frame DC-DC Converter

PSD-45B Series - 45W 18~36VDC I/P Open Frame DC-DC Converter



PSD-45 Series are open frame type DC/DC power supplies. Featuring 2:1 wide DC input range and 1500VDC input/output isolation PSD-45 securely transfer a wide range of DC input voltage ratings into a stable DC output. With short circuit, overload, over-voltage and polarity protections these small gadgets are ideally suited for a wide variety of fields from general electrical engineering usage to automotive battery back-up applications.

Additional information









  • 2:1 wide input range
  • Short circuit, over load, over voltage, polarity protection
  • Cooling by free air convection
  • Built-in EMI filter, low ripple noise
  • 100% full load burn-in test
  • Fixed switching frequency at 96KHZ
  • High reliability
  • Industrial controls
  • Telecommunications
  • Voltage-regulating
  • Vehicle/marine back-up systems
Voltage Range18 ~ 36VDC (24VDC)
DC Current2.5A/24VDC
Setup, Rise, Hold Up Time1000ms, 50ms/24VDC at full load
Over Load Protection105% ~ 160% rated output power
Shut down, Re-power on/10% load after fault condition is removed
Over Voltage ProtectionHiccup mode, recovery automatically after fault condition is removed
Working Temperature-10°C to +60°C (refer to output load derating curve)
Working Humidity20 ~ 95% RH non-condensing
Storage Temperature, Humidity-20°C to +85°C, 10 ~ 95% RH
Temperature Coefficient±0.05% /°C (0 ~ 50°C)
Vibration10 ~ 500Hz, 2G 10min./1 cycle, Period for 60min. each along X, Y, Z axes
Withstand VoltageI/P-O/P:1.5KVAC I/P-FG:1.5KVAC O/P-FG:0.5KVAC
Isolation ResistanceI/P-O/P, I/P-FG, O/P-FG:100M Ohms/500VDC
EMCCompliance to EN55022 (CISPR22) Class B
EN61000-4-2,3,4,6,8 EN55024, EN61000-6-1 Light industry level, criteria A
MTBF329.3Khrs min. MIL-HDBK-217F (25°C)
Dimensions127 x 76 x 30mm
  • CB
  • CE