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Mean Well RSDW10H-12 DC-DC Converter - 10W - 43~160V in 12V out 835mA
Mean Well RSDW10H-12 DC-DC Converter - 10W - 43~160V in 12V out 835mA
Overview
RSDW10H-12 is the 12V output model of this series: rated power 10W, typical efficiency 87%.
RSDW10 and RDDW10 series are 10W module type DC-DC reliable railway converter with DIP24 package. It features international standard pins, a high efficiency up to 88%, wide working temperature range -40~+85℃, 3KVDC I/P-O/P isolation voltage, compliance with EN50155 railway standard, continuous-mode short circuit protection, etc. The models account for 43~160V 4:1 wide input range, and various output voltage, 3.3V/5V/12V/15V for single output and ±5V/±12V/±15V 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.
Features
- Compliance with EN50155 railway standard
- DIP 24 package with standard pinout
- 4:1 wide input range
- Wide operating temperature range -40 ~ +85℃
- No minimum load required
- Full encapsulated
- Protections: Short circuit (Continuous) / Overload / Over voltage / Input under voltage
- 3KVDC I/O isolation
- Remote ON/OFF control
- 3 years warranty
Specifications
MODEL SELECTION TABLE
- INPUT VOLTAGE (RANGE)
- Normal 110V (43 ~ 160V)
- INPUT CURRENT NO LOAD
- 6mA
- INPUT CURRENT FULL LOAD
- 104mA
- OUTPUT VOLTAGE
- 12V
- OUTPUT CURRENT
- 835mA
- EFFICIENCY (Typ.)
- 87%
- CAPACITOR LOAD (MAX.)
- 835μF
INPUT
- VOLTAGE RANGE
- 43~160Vdc
- SURGE VOLTAGE (100ms max.)
- 200Vdc
- FILTER
- Pi type
- PROTECTION (Typ.)
- Fuse recommended. 0.5A Fast acting type
- INTERNAL POWER DISSIPATION
- 500mW
OUTPUT
- VOLTAGE ACCURACY
- ±1%
- RATED POWER
- 10W
- RIPPLE & NOISENote.2
- 50mVp-p
- LINE REGULATIONNote.3
- ±0.2%
- LOAD REGULATIONNote.4
- Single output models: ±0.5%, Dual output models:±1%
- CROSS REGULATION
- ±5% @ 25%~100% load
- SWITCHING FREQUENCY (Typ.)
- 240KHz
PROTECTION
- SHORT CIRCUIT
- Protection type : Continuous, automatic recovery
- OVERLOAD
- 120 ~ 180% rated output power Protection type : Recovers automatically after fault condition is removed
- OVER VOLTAGE
- Protection type : Clamp by diode
- UNDER VOLTAGE LOCKOUT Start-up voltage
- 40Vdc
- UNDER VOLTAGE LOCKOUT Shutdown voltage
- 38Vdc
FUNCTION
- REMOTE CONTROL
- Power ON: R.C. ~ -Vin >3.5~160Vdc or open circuit ; Power OFF: R.C. ~ -Vin <1.2Vdc or short
ENVIRONMENT
- COOLING
- Free-air convection
- WORKING TEMP.
- -40 ~ +85℃ (Refer to "Derating Curve")
- CASE TEMPERATURE
- +100℃ max.
- WORKING HUMIDITY
- 20% ~ 90% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -55 ~ +125℃, 10 ~ 95% RH non-condensing
- TEMP. COEFFICIENT
- 0.03% / ℃ (0 ~ 71℃)
- SOLDERING TEMPERATURE
- 1.5mm from case of 1 ~ 3sec./260℃ max.
- VIBRATION
- 10 ~ 500Hz, 2G 10min./1cycle, period for 60min. each along X, Y, Z axes; Mounting: compliance to EN61373(Category 1- Class B)
SAFETY & EMC ( Note.5)
- SAFETY STANDARDS
- EAC TP TC 004 approved
- WITHSTAND VOLTAGE
- I/P-O/P:3KVDC
- ISOLATION RESISTANCE
- I/P-O/P:100M Ohms / 500VDC / 25℃/ 70% RH
- ISOLATION CAPACITANCE (Typ.)
- 1000pF
- EMC EMISSION
-
Parameter Standard Test Level Conducted BS EN/EN55032 Class A with external components Radiated BS EN/EN55032 N/A - EMC IMMUNITY
-
Parameter Standard Test Level ESD BS EN/EN61000-4-2 Level 2, ±8KV air, ±4KV contact Radiated Susceptibility BS EN/EN61000-4-3 Level 2, 3V/m EFT/Bursts BS EN/EN61000-4-4 Level 1, 0.5KV Surge BS EN/EN61000-4-5 Level 1, 0.5KV Line-Line Conducted BS EN/EN61000-4-6 Level 2, 3V(e.m.f.) - RAILWAY STANDARD
- EN50155 including EN61373 for shock & vibration, EN50121-3-2 for EMC
OTHERS
- MTBF
- 1200Khrs MIL-HDBK-217F(25℃)
- DIMENSION (L*W*H)
- 31.8*20.3*12.7mm (1.25*0.8*0.5 inch)
- CASE MATERIAL
- Non-Conductive black plastic
- PACKING
- 16g ; 10pcs/per tube, 600pcs/60 tube/per carton
Test conditions and notes5
- 1.All parameters are specified at normal input(110Vdc), rated load, 25℃ 70% RH ambient.
- 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1μf & 47μf capacitor.
- 3.Line regulation is measured from low line to high line at rated load.
- 4.Load regulation is measured from 10% to 100% rated load.
- 5.The final equipment must be re-confirm that it still meet EMC directives. For guidance on how to perform these EMC tests, please refer to “EMI testing of component power supplies.”(as available on http://www.meanwell.com)
Technical drawings
Typical applications
- Bus, tram, metro or railway system
- Telecom/datacom system
- Wireless network
- Industrial control facility
- Instrument
- Analyzer
- Highly vibrating, heavily dusty, extremely low or high temperature harsh environment
Downloads
FAQ
Can I use the RSDW10H-12 to power a 12V controller or embedded board from a high-voltage DC source?
This model is a constant-voltage DC-DC converter with a 12V output and 10W power rating, so it fits 12V control electronics that stay within that 10W limit. Its 43-160VAC input range also makes it relevant where the available source sits within that wide input window.
Is the RSDW10H-12 suitable for railway or rolling stock electronics?
The listed features include compliance with EN50155 and EN45545 railway standards, which makes it appropriate for railway-related electronic power conversion where those standards matter. It also has 4000VDC isolation and operates from -40°C to +85°C, supporting use in demanding transport environments.
Can this 12V converter be used for industrial monitoring or automation devices?
Yes, it is a constant-voltage 12V converter rated at 10W, which aligns with many low-power industrial monitoring and automation loads that require a regulated 12V rail. The half-encapsulated, 1U low-profile design can also help where space is limited.
Is the RSDW10H-12 a fit for compact embedded systems in space-constrained equipment?
Its 31.8 × 20.3 × 10.2 mm size, 0.016 kg weight, and 1U low-profile construction make it suited to compact embedded designs where board space and height are constrained. The 10W output keeps it in the low-power embedded and control category rather than higher-load 12V systems.
What is the difference between the RSDW10H-12 and other RSDW10H models?
Within the listed siblings, the RSDW10H-03 is 10W with 3.3V output at 2.5A, the RSDW10H-05 is 10W with 5V output at 2A, and the RSDW10H-15 is 10W with 15V output at 666A. The RSDW10H-12 version is the 12V option at 10W with 835A output current.
Can the RSDW10H-12 be used outdoors or in harsh temperature conditions?
The operating temperature range is -40°C to +85°C, so the temperature rating supports harsh hot and cold conditions. No IP rating is listed in the provided specs, so these specs do not present it as an outdoor or waterproof converter.
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