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Mean Well

Mean Well DKA15C-12 DC-DC Converter - 15W - 36~72V in ±12V out 625mA

SKU DKA15C-12
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Overview

DKA15C-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(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

DKA15C-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
±0.2%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE ACCURACY
±2.0%
SWITCHING FREQUENCY
150KHz min.
EXTERNAL CAPACITANCE LOAD (max.)
220uF

INPUT

VOLTAGE RANGE
36 ~ 72VDC
EFFICIENCY (Typ.)
82%
DC CURRENT Full load
400mA
DC CURRENT No load
15mA
FILTER
Pi network
PROTECTION
Fuse recommended

PROTECTION (Note. 5)

OVER CURRENT
110% ~ 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.
-40 ~ +71℃ (Refer to "Derating Curve")
WORKING HUMIDITY
20% ~ 90% RH non-condensing
STORAGE TEMP., HUMIDITY
-40 ~ +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*25.4*11.27mm 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

DKA15C-12 Mechanical Specification
Mechanical Specification
DKA15C-12 Packing
Packing

Downloads

FAQ

Can I use the DKA15C-12 for 12V control circuits in industrial equipment?

Yes. It provides a regulated ±12V dual output from a 36-72VDC input and is rated at 15W. That makes it a reasonable option for lower-power 12V control circuitry where the source range matches the listed input spec.

Is the DKA15C-12 a fit for embedded 12V subsystems in compact automation hardware?

It can be a good fit where compact size matters, since the housing is 50.8 × 25.4 × 11.27 mm. The unit delivers a regulated ±12V output and is rated for 15W, so it is intended for smaller embedded 12V loads rather than larger power sections.

Can this model be used as a 12V auxiliary supply in a 36-72VDC platform?

Yes, if the available input is within 36-72VDC and the auxiliary load requires regulated 12V output. Its 15W rating (up to 625mA per output) defines the load class it is intended to support.

How does the DKA15C-12 compare with the other DKA15C versions?

The DKA15C-05, DKA15C-12, and DKA15C-15 all share 15W power, 36-72VDC input, 50.8 × 25.4 × 11.27 mm dimensions, -40°C to +71°C operation (with derating), and a 2-year warranty. Their outputs differ: ±5V at up to 1500mA for DKA15C-05, ±12V at up to 625mA for DKA15C-12, and ±15V at up to 500mA for DKA15C-15.

Can the DKA15C-12 be used where temperatures drop below freezing?

Yes. The specified operating range is -40°C to +71°C, so sub-freezing conditions are within the stated temperature limits. No IP rating is provided, so the specs do not classify it for outdoor exposure.

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Mean Well DKA15C-12 DC-DC Converter - 15W - 36~72V in ±12V out 625mA
Mean Well

Mean Well DKA15C-12 DC-DC Converter - 15W - 36~72V in ±12V out 625mA

Log in to see price

DKA15C-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(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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