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Mean Well

Mean Well DKA30A-15 DC-DC Converter - 30W - 9~18V in ±15V out 1A

SKU DKA30A-15
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Overview

DKA30A-15 is the ±15V output model of this series: rated power 30W, typical efficiency 80%.

Features

  • 2:1 wide input range
  • 4:1 wide input range(option)
  • 1500VDC I/O isolation
  • Built-in EMI filter
  • Trimming output(±10%)
  • Remote ON-OFF control
  • Protections: Short circuit / Overload
  • Cooling by free air convection
  • Six-sided shield metal case
  • Epoxy encapsulated
  • 100% burn-in test
  • Approvals: FCC / EAC / CE / UKCA
  • 2 years warranty

Specifications

DKA30A-15Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
±15V
CURRENT RANGE
±100 ~ ±1000mA
RATED POWER
30W
RIPPLE & NOISE (max.)Note.2
100mVp-p
LINE REGULATIONNote.3
±0.5%
LOAD REGULATIONNote.4
±0.5%
VOLTAGE ACCURACY
±2.0%
SWITCHING FREQUENCY
100KHz min.
EXTERNAL TRIM Adj. RANGE
±10%

INPUT

VOLTAGE RANGE
9 ~ 18VDC
EFFICIENCY (Typ.)
80%
DC CURRENT
Full load A: 3.2A B: 1.5A C: 0.77A No load A: 40mA B: 20mA C: 10mA
FILTER
Pi network
PROTECTION
Fuse recommended

PROTECTION (Note. 5)

OVERLOAD
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 ~ +85℃ (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./1 cycle, 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

REMOTE CONTROL
Power on: R.C ~-Vin > 4.5~5.5VDC or open, Power off : R.C~ -Vin <0.8VDC or short
MTBF
100Khrs min. MIL-HDBK-217F (25℃)
DIMENSION
50.8*50.8*21.0mm or 2"*2"*0.82" inch (L*W*H)
PACKING
110g ; 5pcs/per tube, 140pcs/28 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

DKA30A-15 Mechanical Specification
Mechanical Specification
DKA30A-15 Packing
Packing

Downloads

FAQ

Can I use the DKA30A-15 for industrial analog control or signal-conditioning circuits?

Yes, this model is suited to industrial analog and signal-conditioning loads that need a regulated ±15V output. Its 30W rating, up to 1A per rail, and 9-18VDC input range fit control cabinets or embedded boards built around that voltage rail.

Is the DKA30A-15 a good fit for embedded test and measurement electronics that need split rails?

It can be a fit for embedded measurement or test electronics that are designed for a regulated ±15V supply. The converter provides ±15V output at up to 1A per rail with a total power rating of 30W, so the load needs to stay within those limits.

Can I use this converter in automation equipment with a 9-18VDC supply available?

Yes, if the automation equipment provides 9-18VDC input and the downstream electronics require a regulated ±15V output. The 30W capacity and 1A-per-rail output rating make it appropriate for lower-power control and interface sections rather than higher-current loads.

Is the DKA30A-15 suitable for outdoor or harsh-temperature enclosures?

The temperature specification is -40°C to +85°C (with output derating at high temperatures, see the derating curve), which supports use in equipment exposed to a wide operating range. However, no IP rating is listed in the provided specs, so the product data does not state outdoor or washdown suitability and enclosure protection would need to come from the system design.

How does the DKA30A-15 compare with the other DKA30A models?

Within the DKA30A family, the DKA30A-05 is rated for 25W with ±5V output at up to 2.5A per rail, the DKA30A-12 is rated for 30W with ±12V output at up to 1.25A per rail, and the DKA30A-15 is rated for 30W with ±15V output at up to 1A per rail. All three are dual-output models in the same series.

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Mean Well DKA30A-15 DC-DC Converter - 30W - 9~18V in ±15V out 1A
Mean Well

Mean Well DKA30A-15 DC-DC Converter - 30W - 9~18V in ±15V out 1A

Log in to see price

DKA30A-15 is the ±15V output model of this series: rated power 30W, typical efficiency 80%.

Features

  • 2:1 wide input range
  • 4:1 wide input range(option)
  • 1500VDC I/O isolation
  • Built-in EMI filter
  • Trimming output(±10%)
  • Remote ON-OFF control
  • Protections: Short circuit / Overload
  • Cooling by free air convection
  • Six-sided shield metal case
  • Epoxy encapsulated
  • 100% burn-in test
  • Approvals: FCC / EAC / CE / UKCA
  • 2 years warranty
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