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Mean Well

Mean Well SKE15B-12 DC-DC Converter - 15W - 18~36V in 12V out 1.25A

SKU SKE15B-12
$22.04 USD
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In stock
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Overview

SKE15B-12 is the 12V output model of this series: rated power 15W, typical efficiency 82%.

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

SKE15B-12Specifications from the official datasheet (2024-08-02 edition)

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
18 ~ 36VDC
EFFICIENCY (Typ.)
82%
DC CURRENT Full load
800mA
DC CURRENT No load
20mA
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. 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

SKE15B-12 Mechanical Specification
Mechanical Specification
SKE15B-12 Packing
Packing

Downloads

FAQ

Can I use the SKE15B-12 to power 12V control electronics from an 18-36VAC source?

Yes. This converter takes 18-36VAC input and delivers a constant 12V output at up to 1.25A, with 15W total power. It is appropriate for 12V control electronics that need regulated constant-voltage power within those limits.

Is the SKE15B-12 suitable for small 12V relay boards or alarm modules in industrial equipment?

It can be suitable when the device requires 12V constant-voltage power and stays within 1.25A and 15W. That makes it a practical option for lower-power 12V automation accessories and compact control modules.

Can this model support 12V instrumentation or panel devices in OEM machinery?

Yes, for 12V instrumentation or panel devices that operate within the converter's 1.25A and 15W output limits. The regulated 12V output is intended for electronics that need stable voltage rather than constant current.

Is the SKE15B-12 a fit for compact 12V embedded or industrial control designs?

It is well suited to compact assemblies because the housing is 50.8 × 50.8 × 11.0 mm and the unit weighs 0.065 kg. That small form factor can help in embedded or control builds where available space is limited.

How does the SKE15B-12 compare with the other SKE15B versions?

The SKE15B-12 shares the same 15W rating, 18-36VAC input, dimensions, and -25°C to +71°C operating range as the other SKE15B models. Output is the key difference: 5V at 3A for SKE15B-05, 12V at 1.25A for SKE15B-12, 15V at 1A for SKE15B-15, and 24V at 625A for SKE15B-24.

Is the SKE15B-12 intended for outdoor use or exposed environments?

No IP rating is listed in the published specifications for this model. With a stated operating temperature range of -25°C to +71°C but no outdoor ingress rating shown, it is better suited to protected environments rather than exposed outdoor conditions.

Payment & Security

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Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

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Mean Well SKE15B-12 DC-DC Converter - 15W - 18~36V in 12V out 1.25A
Mean Well

Mean Well SKE15B-12 DC-DC Converter - 15W - 18~36V in 12V out 1.25A

$22.04 USD

SKE15B-12 is the 12V output model of this series: rated power 15W, typical efficiency 82%.

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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