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Mean Well

Mean Well DKE10B-12 DC-DC Converter - 10W - 18~36V in ±12V out 420mA

SKU DKE10B-12
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Overview

DKE10B-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

DKE10B-12Specifications from the official datasheet (2024-08-02 edition)

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
18 ~ 36VDC
EFFICIENCY (Typ.)
80%
DC CURRENT Full load
530mA
DC CURRENT No load
16mA
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. 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

DKE10B-12 Mechanical Specification
Mechanical Specification
DKE10B-12 Packing
Packing

Downloads

FAQ

Can I use the DKE10B-12 for 12V industrial instrumentation or analog signal circuits?

Yes, it suits low-power industrial instrumentation or signal-processing sections that need a regulated ±12V output. The converter accepts 18-36VDC input and is rated at 10W, so it fits support-power roles rather than higher-power loads.

Is the DKE10B-12 appropriate for embedded test and measurement devices?

It is a practical option for embedded test or measurement equipment that uses bipolar 12V rails and needs a compact converter. Its dimensions are 50.8 × 25.4 × 11.2 mm and its weight is 31.2 g, which helps in space-sensitive assemblies.

Can this converter support automation I/O or controller subsystems that use ±12V power?

It can support low-power automation or controller subsystems when the design calls for a regulated ±12V output and the source is within 18-36VDC. CE and FCC approvals may also help when integrating it into commercial or industrial equipment.

Is the DKE10B-12 suitable for cold or hot indoor control panels?

The listed operating range is -25°C to +71°C (refer to the derating curve), so it is specified for a wide indoor temperature span. Since no IP rating is provided, the specs do not support exposed outdoor placement or use where water ingress protection is required.

How does the DKE10B-12 compare with the other DKE10B models?

All four DKE10B versions are 10W converters with the same 18-36VDC input family, but the outputs differ. DKE10B-05 is ±5V at up to ±1000mA, DKE10B-12 is ±12V at up to ±420mA, DKE10B-15 is ±15V at up to ±333mA, and DKE10B-24 is ±24V at up to ±210mA.

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Mean Well DKE10B-12 DC-DC Converter - 10W - 18~36V in ±12V out 420mA
Mean Well

Mean Well DKE10B-12 DC-DC Converter - 10W - 18~36V in ±12V out 420mA

Log in to see price

DKE10B-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
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