Over 15 years experience of providing support of MEAN WELL Power Supplies
Overview
SKE15A-12 is the 12V output model of this series: rated power 15W, typical efficiency 80%.
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
- 12V
- CURRENT RANGE
- 125 ~ 1250mA
- RATED POWER
- 15W
- RIPPLE & NOISE (max.)Note.2
- 60mVp-p
- LINE REGULATIONNote.3
- ±0.3%
- LOAD REGULATIONNote.4
- ±0.5%
- VOLTAGE ACCURACY
- ±2.0%
- SWITCHING FREQUENCY
- 150KHz min.
INPUT
- VOLTAGE RANGE
- 9 ~ 18VDC
- EFFICIENCY (Typ.)
- 80%
- DC CURRENT Full load
- 1700mA
- DC CURRENT No load
- 40mA
- FILTER
- Pi network
- PROTECTION
- Fuse recommended
PROTECTION (Note. 5)
- OVER CURRENT
- 160% ~ 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.
- -25 ~ +71℃ (Refer to "Derating Curve")
- WORKING HUMIDITY
- 20% ~ 90% RH non-condensing
- STORAGE TEMP., HUMIDITY
- -25 ~ +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*50.8*11.0 mm or 2"*2"*0.43" inch (L*W*H)
- PACKING
- 60g ; 5pcs/per tube, 200pcs/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 SKE15A-12 to power 12V industrial sensors or relays from a 9~18V source?
Yes, this converter is built for a 9~18V input and provides a 12V constant-voltage output. Its 15W capacity and 1.25A output current make it more appropriate for lighter 12V control loads than for higher-draw 12V devices.
Is the SKE15A-12 suitable for embedded control electronics that need a regulated 12V rail?
It can be used where the system source is within 9~18V and the downstream electronics need 12V constant voltage. The 15W rating suits auxiliary 12V rails in embedded and automation equipment rather than large 12V subsystems.
Can this model support small 12V instrumentation inside a compact machine or panel?
It is a practical choice for compact equipment that needs 12V output from a 9~18V input range. With dimensions of 50.8 × 50.8 × 11.0 mm and a weight of 0.065 kg, it fits applications where space and low-power conversion matter.
How does the SKE15A-12 differ from the other SKE15A converters?
Each SKE15A model uses the same 9~18V input range and 15W power class, but the output options are different. SKE15A-05 gives 5V at 3A, SKE15A-12 gives 12V at 1.25A, SKE15A-15 gives 15V at 1A, and SKE15A-24 gives 24V at 625A.
Is the SKE15A-12 appropriate for cold or warm operating conditions?
The published operating temperature range is -25°C to +71°C, so it is specified for both low and elevated ambient conditions. No IP rating is listed, so environmental protection should come from the host enclosure if the installation is exposed to dust or weather.
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