Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
SKA15B-05 is the 5V output model of this series: rated power 15W, typical efficiency 78%.
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
OUTPUT
- DC VOLTAGE
- 5V
- CURRENT RANGE
- 300 ~ 3000mA
- RATED POWER
- 15W
- RIPPLE & NOISE (max.)Note.2
- 50mVp-p
- LINE REGULATIONNote.3
- ±0.2%
- LOAD REGULATIONNote.4
- ±0.5%
- VOLTAGE ACCURACY
- ±2.0%
- SWITCHING FREQUENCY
- 150KHz min.
- EXTERNAL CAPACITANCE LOAD (max.)
- 2700uF
INPUT
- VOLTAGE RANGE
- 18 ~ 36VDC
- EFFICIENCY (Typ.)
- 78%
- DC CURRENT Full load
- 800mA
- 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 020/2011approved
- 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*11.27 mm 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.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 SKA15B-05 to power a 5V PLC accessory or control module?
This model provides a constant 5V output at up to 3A with 15W total power. It is a fit for control electronics that require regulated 5V and stay within that 3A / 15W output limit, using the listed 18-36VDC input range.
Is the SKA15B-05 suitable for embedded controllers or single-board computers that need 5V power?
It can be used for embedded hardware that requires constant 5V and draws no more than 3A. Buyers should match both the 5V output and the 15W maximum power to the load, and confirm the source falls within the listed 18-36VDC input range.
Can this converter support 5V industrial sensors or small HMI logic circuits?
It is intended for constant-voltage 5V loads up to 3A, so it can suit low-voltage industrial electronics that stay inside that output limit. The compact 50.8 × 25.4 × 11.27 mm size also helps where control hardware space is limited.
Is the SKA15B-05 appropriate for indoor control cabinets or demanding temperature environments?
The specified operating temperature range is -40°C to +71°C, which supports use in a wide range of indoor industrial conditions. No IP rating is listed in the provided specs, so the product data does not state outdoor or wet-location suitability.
What is the difference between SKA15B-05 and the other SKA15B models?
All SKA15B versions are 15W converters with the same 18-36VAC input range, but their outputs differ. SKA15B-033 is 3.3V at 3A, SKA15B-05 is 5V at 3A, SKA15B-12 is 12V at 1.25A, and SKA15B-15 is 15V at 1A.
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