20W 2"x1" 8.5~160Vdc Ultra-wide Input Railway DC-DC Converter
RSDW20UW & RDDW20UW series
UL62368-1
■ Applications
■ Features
ꢀBus, tram, metro or railway system
ꢀTelecom/datacom system
ꢀWireless network
ꢀCompliance with railway standard EN50155
ꢀDIP 2"x1" package with standard pinout
ꢀ18:1(8.5~160Vdc) ultra-wide input range
ꢀWide operating temperature range -40 ~ +95℃
ꢀNo minimum load required
ꢀIndustrial control facility
ꢀInstrument
ꢀFull encapsulated
ꢀAnalyzer
ꢀProtections: Short circuit (Continuous) / Overload /
Over voltage / Input under voltage
ꢀ3KVAC I/O isolation
ꢀHighly vibrating, heavily dusty, exteremely
low or hightemperature harsh environment
ꢀOperating altitude up to 5000 meters (Note.5)
ꢀRemote ON/OFF control
ꢀ3 years warranty
■ Description
RSDW20UW and RDDW20UW series are 20W module type DC-DC reliable railway converter with 2"x1"
package. It features international standard pins, a high efficiency up to 89%, wide working temperature
range -40~+95℃, 3KVAC I/P-O/P isolation voltage, meet EN50155 with external circuits, continuous-mode
short circuit protection, etc. The models account for 8.5~160VDC 18:1 ultra-wide input range, and various
output voltage, 5V/12V/15V for single output and ±12V/±15V/±24V for dual outputs, which are suitable for
railway, trams, buses and also can be used in the harsh environment with high vibration, high dust,
extremely low or high temperature, etc.
■ Model Encoding
R S DW20UW
-12
Output voltage (5/12/15Vdc,±12/±15/±24Vdc)
Ultra wide input voltage (8.5~160Vdc)
Rated wattage
S:Single output
D:Dual output
Series name
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File Name:RSDW20UW,RDDW20UW-SPEC 2020-10-30