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Mean Well

Mean Well DKA15A-15 DC-DC Converter - 15W - 9~18V in ±15V out 500mA

SKU DKA15A-15
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Overview

DKA15A-15 is the ±15V output model of this series: rated power 15W, typical efficiency 83%.

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

DKA15A-15Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
±15V
CURRENT RANGE
±50 ~ ±500mA
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.)
680uF

INPUT

VOLTAGE RANGE
9 ~ 18VDC
EFFICIENCY (Typ.)
83%
DC CURRENT Full load
1600mA
DC CURRENT No load
30mA
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

DKA15A-15 Mechanical Specification
Mechanical Specification
DKA15A-15 Packing
Packing

Downloads

FAQ

Can I use the DKA15A-15 for industrial analog circuits that need ±15V rails from a 9-18VDC source?

Yes. The product provides a regulated ±15V dual output, and the converter accepts 9-18VDC input with a 15W rating. That makes it relevant for low-power industrial analog stages, measurement sections, or control electronics that depend on dual 15V rails.

Is the DKA15A-15 appropriate for embedded test or measurement equipment with limited board space?

It is well suited to compact electronics because the package measures 50.8 × 25.4 × 11.27 mm and weighs 31.2 g. Those dimensions are useful in embedded measurement modules or service instrumentation where the auxiliary power section has to stay small. The 15W rating positions it for low-power support circuitry rather than larger loads.

Can this converter support automation signal-conditioning modules that require stable 15V output?

Yes, for applications that need a regulated output and stay within the 15W limit (up to 500mA per output). The DKA15A-15 is built for 9-18VDC input and is the ±15V output model within the DKA15A family. That combination fits many low-power automation subcircuits that need a regulated supply rather than a variable one.

Would the DKA15A-15 make sense in a telecom or IT subassembly that uses a low-voltage DC input?

It can, if the subsystem operates from 9-18VDC and needs a compact 15W regulated converter. CE and FCC approvals are listed, which is useful context for electronic equipment used in IT or communications environments. The small footprint also helps where dense packaging matters.

What is the difference between DKA15A-15 and the other DKA15A versions?

All three DKA15A variants are rated at 15W. The outputs differ by model: DKA15A-05 is ±5V at up to 1500mA, DKA15A-12 is ±12V at up to 625mA, and DKA15A-15 is ±15V at up to 500mA. They are sibling models intended for different output-voltage requirements within the same series class.

Is the DKA15A-15 suitable for outdoor panels or high-temperature enclosures?

The specified operating range is -40°C to +71°C, with output derating at higher temperatures per the derating curve, which matters in high-temperature enclosures. But there is no IP rating in the provided specs, so the product data does not confirm direct outdoor exposure or weather resistance. It is safer to treat environmental sealing as external to the converter unless a separate enclosure is used.

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Mean Well DKA15A-15 DC-DC Converter - 15W - 9~18V in ±15V out 500mA
Mean Well

Mean Well DKA15A-15 DC-DC Converter - 15W - 9~18V in ±15V out 500mA

Log in to see price

DKA15A-15 is the ±15V output model of this series: rated power 15W, typical efficiency 83%.

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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