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Mean Well DKA30B-15 DC-DC Converter - 30W - 18~36V in ±15V out 1A
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DKA30B-15 is the ±15V output model of this series: rated power 30W, typical efficiency 83%.
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
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
- 18 ~ 36VDC
- EFFICIENCY (Typ.)
- 83%
- 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.All parameters are specified at normal input, rated load, 25℃ 70% RH ambient.
- 2.Ripple & noise are measured at 20MHz by using a 12" twisted pair terminated with a 0.1uf & 47uf capacitor.
- 3.Line regulation is measured from low line to high line at rated load.
- 4.Load regulation is measured from 10% to 100% rated load.
- 5.Please prevent the converter from operating in overload or short circuit condition for more than 30 seconds.
Technical drawings
Downloads
FAQ
Can I use the DKA30B-15 for analog I/O or control circuits that need ±15V rails?
Yes, this model fits analog I/O and control circuits designed for a regulated ±15V supply. It is rated for 30W total, up to 1A per rail, and 18-36VDC input.
Is the DKA30B-15 suitable for embedded data acquisition or instrumentation electronics?
It can be suitable for embedded acquisition or instrumentation electronics that require split ±15V rails. The converter provides a regulated ±15V output at up to 1A per rail, so the connected load must stay within the 30W rating.
Can this converter be used inside industrial equipment that already has an 18-36VDC supply?
Yes, if the existing source is within 18-36VDC and the downstream electronics need a regulated ±15V output. That makes it relevant for lower-power industrial and automation subsystems rather than higher-current output stages.
Does the DKA30B-15 support harsh operating temperatures or outdoor exposure?
The specified operating range is -40°C to +85°C (with output derating at high temperatures, see the derating curve), which supports use in equipment exposed to a broad temperature range. No IP rating is listed, so the published specs do not confirm outdoor use or direct exposure to water and dust.
What are the main differences between the DKA30B-15 and its sibling models?
The DKA30B-05 is rated for 25W with ±5V output at up to 2.5A per rail, the DKA30B-12 is rated for 30W with ±12V output at up to 1.25A per rail, and the DKA30B-15 is rated for 30W with ±15V output at up to 1A per rail. They are all dual-output converters in the same DKA30B family.
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Other DKA30 Models
8 other models| Model | Power | Voltage | Current | IP Rating | |
|---|---|---|---|---|---|
| Mean Well DKA30C-15 DC-DC Converter - 30W - 36~72V in ±15V out 1A | 30W | 15V | 1A | IP20 | View |
| Mean Well DKA30C-12 DC-DC Converter - 30W - 36~72V in ±12V out 1.25A | 30W | 12V | 1.25A | IP20 | View |
| Mean Well DKA30C-05 DC-DC Converter - 25W - 36~72V in ±5V out 2.5A | 25W | 5V | 2.5A | IP20 | View |
| Mean Well DKA30B-12 DC-DC Converter - 30W - 18~36V in ±12V out 1.25A | 30W | 12V | 1.25A | IP20 | View |
| Mean Well DKA30B-05 DC-DC Converter - 25W - 18~36V in ±5V out 2.5A | 25W | 5V | 2.5A | IP20 | View |
| Mean Well DKA30A-15 DC-DC Converter - 30W - 9~18V in ±15V out 1A | 30W | 15V | 1A | IP20 | View |
| Mean Well DKA30A-12 DC-DC Converter - 30W - 9~18V in ±12V out 1.25A | 30W | 12V | 1.25A | IP20 | View |
| Mean Well DKA30A-05 DC-DC Converter - 25W - 9~18V in ±5V out 2.5A | 25W | 5V | 2.5A | IP20 | View |
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