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Mean Well DKE10A-12 DC-DC Converter - 10W - 9~18V in ±12V out 420mA
Overview
DKE10A-12 is the ±12V output model of this series: rated power 10W, 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
- ±42 ~ ±420mA
- RATED POWER
- 10W
- RIPPLE & NOISE (max.)Note.2
- 60mVp-p
- LINE REGULATIONNote.3
- ±0.3%
- LOAD REGULATIONNote.4
- ±0.5%
- VOLTAGE ACCURACY
- ±2.0%
- SWITCHING FREQUENCY
- 250KHz min.
INPUT
- VOLTAGE RANGE
- 9 ~ 18VDC
- EFFICIENCY (Typ.)
- 80%
- DC CURRENT Full load
- 1100mA
- DC CURRENT No load
- 30mA
- FILTER
- Pi network
- PROTECTION
- Fuse recommended
PROTECTION (Note. 5)
- OVER CURRENT
- 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./1cycle, 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 A, FCC part 15 Class A , 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
- 500Khrs min. MIL-HDBK-217F(25℃)
- DIMENSION
- 50.8*25.4*11.2mm or 2"*1"*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 DKE10A-12 for 12V embedded control electronics in mobile or compact equipment?
It provides a regulated ±12V dual output with a 10W rating, which fits low-power embedded electronics that need regulated 12V rails. The specified input range is 9-18VDC.
Is the DKE10A-12 appropriate for 12V signal-conditioning or monitoring modules?
This model is intended for ±12V applications where the required output stays within 10W. Its compact dimensions of 50.8 × 25.4 × 11.2 mm make it practical for dense electronic assemblies.
Can the DKE10A-12 be used inside automation panels with limited space?
Yes, it is a small 10W converter measuring 50.8 × 25.4 × 11.2 mm and weighing 31.2 g. That footprint is useful for compact panel or device layouts that need a regulated ±12V output.
Is this a good fit for equipment that sees temperature swings in industrial indoor environments?
The operating temperature range is listed as -25°C to +71°C (refer to the derating curve). That supports use in indoor industrial equipment with varying ambient conditions, provided the application needs ±12V output and 10W capacity.
Can the DKE10A-12 be used outdoors?
The product data gives a temperature range of -25°C to +71°C, but it does not provide an IP rating. Without a stated IP rating, the published specs do not define resistance to rain, dust, or washdown conditions.
What separates the DKE10A-12 from the other DKE10A models in this group?
The listed siblings are all 10W units with different outputs: DKE10A-05 is ±5V and up to ±1000mA, DKE10A-15 is ±15V and up to ±333mA, and DKE10A-24 is ±24V and up to ±210mA. The DKE10A-12 version is the ±12V model and is listed at up to ±420mA.
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