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Mean Well DLW05A-12 DC-DC Converter - 5W - 9~18V in ±12V out 208mA
Overview
DLW05A-12 is the ±12V output model of this series: rated power 5W, typical efficiency 80%.
Features
- 2:1 wide input range
- 4:1 wide input range(option)
- 1500VDC I/O isolation
- 3000VDC I/O isolation(option)
- Built-in EMI filter
- Protections: Short circuit / Overload
- Cooling by free air convection
- Six-sided shield metal case
- 100% burn-in test
- Low cost / High reliability
- Approvals: FCC / EAC / CE / UKCA
- 2 years warranty
Specifications
OUTPUT
- DC VOLTAGE
- ±12V
- CURRENT RANGE
- ±20.8 ~ ±208mA
- RATED POWER
- 5W
- RIPPLE & NOISE (max.)Note.2
- 60mVp-p
- LINE REGULATIONNote.3
- ±0.2%
- LOAD REGULATIONNote.4
- ±0.5%
- VOLTAGE ACCURACY
- ±2.0%
- SWITCHING FREQUENCY
- 50KHz min.
INPUT
- VOLTAGE RANGE
- 9 ~ 18VDC
- EFFICIENCY (Typ.)
- 80%
- DC CURRENT Full load
- 556mA
- DC CURRENT No load
- 33mA
- FILTER
- Pi network
- PROTECTION
- Fuse recommended
PROTECTION (Note. 5)
- OVERLOAD
- 160 ~ 250% rated output power Protection type : Hiccup mode, recovers automatically after fault condition is removed
- SHORT CIRCUIT
- All output equipped with short circuit Protection type : Hiccup mode, recovers automatically after fault condition is removed
ENVIRONMENT
- WORKING TEMP.
- -25 ~ +71℃ (Refer to "Derating Curve")
- WORKING HUMIDITY
- 20% ~ 90% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -25 ~ +105℃, 10 ~ 95% RH
- TEMP. COEFFICIENT
- ±0.03% / ℃ (0 ~ 50℃)
- VIBRATION
- 10 ~ 500Hz, 2G 10min./1 cycle, period for 60min. each along X, Y, Z axes
SAFETY & EMC
- SAFETY STANDARDS
- EAC TP TC 020/2011 approved
- WITHSTAND VOLTAGE
- I/P-O/P:1.5KVDC
- ISOLATION RESISTANCE
- I/P-O/P: 100M Ohms / 500VDC / 25℃/ 70% RH
- EMC EMISSION
- Compliance to BS EN/EN55032 Class B, FCC part 15 Class B , EAC TP TC 020
- EMC IMMUNITY
- Compliance to BS EN/EN61000-4-2,3,4,5,6,8, light industry level, criteria A , EAC TP TC 020
OTHERS
- MTBF
- 800khrs min. MIL-HDBK-217F(25℃)
- DIMENSION
- 50.8*25.4*11.27mm or 2.0"*1.0"*0.44" inch (L*W*H)
- PACKING
- 31.2g ; 10pcs/per tube, 400pcs/40 tube/per carton
Test conditions and notes5
- 1.All parameters are specified at normal input, rated load, 25℃ 70% RH ambient.
- 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf & 47uf 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.Please prevent the converter from operating in overload or short circuit condition for more than 30 seconds.
Technical drawings
Downloads
FAQ
Can I use the DLW05A-12 for 12V industrial instrumentation or signal-conditioning modules?
Yes, if the module needs a regulated ±12V output and the source available to the converter is within 9-18VDC. With a 5W rating, it suits lower-power instrumentation and interface sections rather than larger 12V loads.
Is the DLW05A-12 a fit for embedded controller accessories that run on 12V?
It is appropriate for embedded accessories or auxiliary boards that need a regulated ±12V rail and stay within the 5W output limit. The regulated dual-output design is aligned with electronics that expect a fixed ±12V supply.
Can this model support 12V automation interface electronics in a compact machine build?
Yes, for low-power interface electronics that need a regulated ±12V output from a 9-18VDC source. Its 50.8 × 25.4 × 11.27 mm body and 31.2 g weight are useful when panel space is limited.
Can the DLW05A-12 be used where temperatures drop below freezing?
The specified operating range is -25°C to +71°C (with load derating per the derating curve), so below-freezing environments down to -25°C are within the stated range. The provided specs do not list an IP rating, so exposure to weather or washdown conditions should not be assumed.
What is the difference between the DLW05A-12 and the other DLW05A variants?
The DLW05A family keeps the same 5W rating, 9-18VDC input range, regulated dual output, 50.8 × 25.4 × 11.27 mm size, 31.2 g weight, and -25°C to +71°C temperature range across the series. The difference is the output: DLW05A-05 is ±5V at up to ±500mA, DLW05A-12 is ±12V at up to ±208mA, and DLW05A-15 is ±15V at up to ±167mA.
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