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Mean Well

Mean Well SKE15B-24 DC-DC Converter - 15W - 18~36V in 24V out 625mA

SKU SKE15B-24
$22.04 USD
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Overview

SKE15B-24 is the 24V output model of this series: rated power 15W, typical efficiency 83%.

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-24Specifications from the official datasheet (2024-08-02 edition)

OUTPUT

DC VOLTAGE
24V
CURRENT RANGE
62.5 ~ 625mA
RATED POWER
15W
RIPPLE & NOISE (max.)Note.2
80mVp-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.)
83%
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-24 Mechanical Specification
Mechanical Specification
SKE15B-24 Packing
Packing

Downloads

FAQ

Can I use the SKE15B-24 to power 24V automation electronics from an 18-36VAC source?

Yes. This unit accepts 18-36VAC input and provides a constant 24V output with 15W total power. It is intended for 24V electronics that require regulated constant-voltage output and fit within the published power rating.

Is the SKE15B-24 suitable for compact 24V control modules or industrial interface devices?

It can be suitable for lower-power 24V control or interface electronics because it provides constant 24V output in a 15W package. The compact 50.8 × 50.8 × 11.0 mm size also helps in dense equipment layouts.

Can this converter be used in OEM machinery that distributes 18-36VAC internally but needs a 24V DC rail?

Yes, that is an appropriate use case when the downstream electronics require regulated 24V constant-voltage power. The published input range is 18-36VAC, so it is designed for equipment operating within that AC window.

Is the SKE15B-24 appropriate for 24V monitoring, signaling, or instrumentation electronics?

It can be used for 24V monitoring, signaling, or instrumentation electronics that are designed for constant-voltage input and fit within the 15W rating. As with the rest of the series, it is a compact converter intended for regulated low-power DC output.

How does the SKE15B-24 differ from the other SKE15B models?

The SKE15B-24 shares the same 15W rating, 18-36VAC input range, dimensions, and -25°C to +71°C operating range as its siblings. Output options across the family are 5V at 3A, 12V at 1.25A, 15V at 1A, and 24V at 625A for this model.

Is the SKE15B-24 meant for exposed outdoor environments?

No IP rating is listed in the provided specifications. Even though the operating temperature range is -25°C to +71°C, the lack of a stated ingress-protection rating means it is better suited to protected environments rather than exposed outdoor use.

Payment & Security

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Mean Well SKE15B-24 DC-DC Converter - 15W - 18~36V in 24V out 625mA
Mean Well

Mean Well SKE15B-24 DC-DC Converter - 15W - 18~36V in 24V out 625mA

$22.04 USD

SKE15B-24 is the 24V output model of this series: rated power 15W, typical efficiency 83%.

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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