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Mean Well

Mean Well DKE15A-12 DC-DC Converter - 15W - 9~18V in ±12V out 625mA

SKU DKE15A-12
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Overview

DKE15A-12 is the ±12V output model of this series: rated power 15W, typical efficiency 82%.

Features

  • 2:1 wide input range
  • 4:1 wide input range(optionl)
  • 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

DKE15A-12Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
±12V
CURRENT RANGE
±62.5 ~ ±625mA
RATED POWER
15W
RIPPLE & NOISE (max.)Note.2
60mVp-p
LINE REGULATIONNote.3
±0.3%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE ACCURACY
±2.0%
SWITCHING FREQUENCY
150KHz min.

INPUT

VOLTAGE RANGE
9 ~ 18VDC
EFFICIENCY (Typ.)
82%
DC CURRENT Full load
1700mA
DC CURRENT No load
40mA
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
300Khrs min. MIL-HDBK-217F (25℃)
DIMENSION
50.8*50.8*11.0mm or 2"*2"*0.43" inch (L*W*H)
PACKING
60g ; 5pcs/per tube, 200pcs/40 tube/per carton
Test conditions and notes5
  1. 1.All parameters are specified at normal input, rated load, 25℃ 70% RH ambient.
  2. 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf & 47uf capacitor.
  3. 3.Line regulation is measured from low line to high line at rated load.
  4. 4.Load regulation is measured from 10% to 100% rated load.
  5. 5.Please prevent the converter from operating in overload or short circuit condition for more than 30 seconds.

Technical drawings

DKE15A-12 Mechanical Specification
Mechanical Specification
DKE15A-12 Packing
Packing

Downloads

FAQ

Can I use the DKE15A-12 in a 12V-class industrial control cabinet that needs ±12V rails?

Yes, this model is intended for systems with a 9-18VDC input and a ±12V constant-voltage output. Its 15W rating fits low-power industrial control, interface, and signal-conditioning sections rather than higher-power loads.

Is the DKE15A-12 suitable for powering analog interface boards in embedded equipment?

It can be a fit for embedded analog boards that require ±12V rails and stay within the 15W output limit. The compact 50.8 × 50.8 × 11.0 mm size also helps where board space is limited.

Can this converter be used in low-power automation or instrumentation subsystems?

Yes, the ±12V output and constant-voltage operation make it suitable for low-power automation and instrumentation sections that run from a 9-18VDC source. You still need the total load to remain within the 15W rating.

Would the DKE15A-12 work for telecom or control electronics that need split ±12V power?

It is appropriate for low-power control or telecom electronics that need a ±12V output and have a 9-18VDC input available. The product is rated for 15W, so it is better suited to compact electronics than larger power-hungry assemblies.

Is the DKE15A-12 suitable for outdoor or harsh-environment use?

The provided specs list an operating temperature of -25°C to +71°C (with load derating per the derating curve), but no IP rating is given. That means the temperature range is defined, but exposed outdoor or washdown use is not established by the listed specifications.

How does the DKE15A-12 compare with other DKE15A models?

All DKE15A versions in this group are 15W models with the same 9-18VDC input range. The sibling outputs are DKE15A-05 at ±5V and up to ±1500mA, DKE15A-12 at ±12V and up to ±625mA, DKE15A-15 at ±15V and up to ±500mA, and DKE15A-24 at ±24V and up to ±313mA.

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Mean Well DKE15A-12 DC-DC Converter - 15W - 9~18V in ±12V out 625mA
Mean Well

Mean Well DKE15A-12 DC-DC Converter - 15W - 9~18V in ±12V out 625mA

Log in to see price

DKE15A-12 is the ±12V output model of this series: rated power 15W, typical efficiency 82%.

Features

  • 2:1 wide input range
  • 4:1 wide input range(optionl)
  • 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
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