Mean Well RSD-30H-3.3 DC-DC Converter 40-160 V DC In, 3.3 V, 6 A, 19.8 W, Railway

Model number
RSD-30H-3.3

Mean Well RSD-30H-3.3 DC-DC converter from the RSD-30 series, taking 40-160 V DC input and giving a regulated 3.3 V output at up to 87% efficiency. Built for railway and other vehicle supplies.

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Key features

  • Compliance to BS EN/EN50155 and BS EN/EN45545-2 railway standard
  • Ultra compact and 1U low profile(25mm)
  • 4:1 wide input range
  • No minimum load required
  • Protections: Short circuit / Overload / Over voltage / Input reverse polarity
  • 4000VDC I/O isolation (reinforced isolation)
  • Half encapsulated , cooling by free air convection
  • 40~+70℃ wide working temperature
  • Built-in constant current limiting circuit
  • LED indicator for power on
  • 3 years warranty

Specifications

Output
DC voltage3.3V
Rated current6A
Current range0 ~ 6A
Rated power19.8W
Ripple & noise (max.)70mVp-p
Voltage tolerance±2.0%
Line regulation±0.5%
Load regulation±0.5%
Setup, rise time120ms, 85ms at full load
Input
Voltage range continuous40 ~ 160VDC
Efficiency (typ.)87%
DC current (typ.)0.23A/110V 0.35A/110V
Protection
Overload105 ~ 135% rated output power; Protection type : Constant current limiting, recovers automatically after fault condition is removed
Over voltage3.8 ~ 4.5V; Protection type : Shut down o/p voltage, re-power on to recover
Environment
Working temp.-40 ~ +55℃ (no derating) ; +70℃ @ 60% load by free air convection ; +70℃ (no derating with external base plate)
Working humidity5 ~ 95% RH non-condensing
Storage temp.-40 ~ +85℃
Temp. coefficient±0.03%/℃ (0 ~ 50℃)
Vibration10 ~ 500Hz, 5G 10min./1cycle, 60min. each along X, Y, Z axes ; Mounting : compliance to IEC61373
Operating altitude5000 meters
Safety & EMC
Safety standardsIEC 62368-1, UL62368-1, AS/NZS 62368-1, EACTPTC 004 approved, Design refer to BS EN/EN62368-1
Withstand voltageI/P-O/P:4KVDC I/P-FG:2.5KVDC O/P-FG:2.5KVDC
Railway standardCompliance toBS EN/EN45545-2 for fire protection;BS EN/EN50155 /IEC60571 including IEC61373 for shock & vibration,BS EN/EN50121-3-2 for EMC
Others
MTBF3093.5K hrs min. Telcordia SR-332 (Bellcore) ; 396.9K hrs min. MIL-HDBK-217F (25℃)
Dimension113*60*25mm (L*W*H)

Specifications are from the manufacturer's published information. Confirm critical values with us or the datasheet before ordering.