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MEAN WELL SKA20B-12 DC-DC Converter Module, 12 V, 20 W, 24 V DC input
MEAN WELL SKA20B-12 DC-DC Converter Module, 12 V, 20 W, 24 V DC input
MEAN WELL SKA20B-12 DC-DC Converter Module, 12 V, 20 W, 24 V DC input

At a glance

Input Voltage Range
18 to 36 V DC
Output Voltage
12 V
Output Current Range
166 to 1666 mA
Rated Output Power
20 W
Efficiency (typ.)
88.5%
Dimensions
50.8 x 25.4 x 11.2 mm
MEAN WELL logoModel SKA20B-12Current model

MEAN WELL SKA20B-12 DC-DC Converter Module, 12 V, 20 W, 24 V DC input

Price on request

At a glance

Input Voltage Range
18 to 36 V DC
Output Voltage
12 V
Output Current Range
166 to 1666 mA
Rated Output Power
20 W
Efficiency (typ.)
88.5%
Dimensions
50.8 x 25.4 x 11.2 mm

A board-level DC-DC module that gives logic, sensor and communication circuits their own isolated, regulated supply from a DC rail. DC-DC converter module, 12 V, 20 W, 24 V DC input. 2 x 1 inch compact size.

Output voltage
5 V12 V

Part of the MEAN WELL SKA20 series. Compare both models

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  • WarrantyManufacturer warranty under MEAN WELL's terms: 2 years. Warranty claims
  • DeliveryPrice, availability and delivery charges are confirmed in your quotation. Shipping and delivery

Overview

What it is

The MEAN WELL SKA20B-12 is a DC-DC converter module from the SKA20 series (20 W DC-DC Regulated Single Output Converter), rated 12 V, 20 W, 24 V DC input.

What it is used for

A board-level DC-DC module that converts a 24 V DC rail into an isolated, regulated 12 V DC supply for logic, sensor and communication circuits inside equipment.

Key features

  • 2 x 1 inch compact size.
  • 2:1 wide input range.
  • 1500 V DC input to output isolation.
  • Built-in remote on/off control and output trimming.
  • Protections: short circuit, overload, input and output over voltage.
  • Six-sided shielded metal case.

Key Specifications

  • Input Voltage Range: 18 to 36 V DC (24 V DC nominal).
  • Output Voltage: 12 V.
  • Output Current Range: 166 to 1666 mA.
  • Rated Output Power: 20 W.
  • Efficiency (typ.): 88.5%.
  • Dimensions: 50.8 x 25.4 x 11.2 mm (2 x 1 x 0.44 inch).

Buying considerations

Size the unit with headroom above the connected load and check the derating information in the datasheet for high ambient temperature or low input voltage. Other models in the same series are listed on this page.

Installation considerations

MEAN WELL treats this unit as a component of the final equipment, so approvals and EMC performance should be confirmed for the complete installation. Wiring and safety details are in the official datasheet linked below.

Features

MEAN WELL SKA20B-12 DC-DC Converter Module, 12 V, 20 W, 24 V DC input, dimension drawing
Check the datasheet for tolerances.

Size and fit

Dimensions
50.8 x 25.4 x 11.2 mm (2 x 1 x 0.44 inch)
Weight
31.2 g
Mounting
PCB Mount

Technical specifications

Key facts

What is it?
DC/DC ConvertersBrand MEAN WELL, model SKA20B-12
What does it output?
12 V, 20 W
What input does it accept?
18 to 36 V DC
How does it mount?
PCB Mount
Which documents are available?
Datasheet, certificate Open documents

RelatedSeriesMEAN WELL SKA20 series, 2 modelsDocumentsAll MEAN WELL documents

Output

Output Voltage
12 V
Output Current Range
166 to 1666 mA
Rated Output Power
20 W
Output Voltage Tolerance
±2.0%
Output Voltage Adjustment Range
-20 to +10% (typ., external trim)
Ripple and Noise (max.)
60 mVp-p
Efficiency (typ.)
88.5%

Protection

Withstand Voltage
I/P-O/P: 1.5 kV DC

Environment

Operating Temperature
-40 to +85 °C (refer to derating curve)
Operating Humidity
20 to 90% RH non-condensing
Cooling
Free air convection

Physical

Dimensions
50.8 x 25.4 x 11.2 mm (2 x 1 x 0.44 inch)
Weight
31.2 g
Mounting
PCB Mount

Approvals

MTBF
700K hrs min. MIL-HDBK-217F (25 °C)

Other

Series
SKA20
Input Voltage Range
18 to 36 V DC (24 V DC nominal)
Warranty
Manufacturer warranty under MEAN WELL's terms: 2 years. How claims work
Product attributes and shipping details
Brand

MEAN WELL
Power Output

20 W

Downloads

Documentation

  • SKA20 series datasheetPublicDatasheet · Family · meanwell.com
    Download
Certificate and compliance document (1)
  • SKA20 CE declaration of conformityPublicCertificate · Family · meanwell.com
    Download

Series documents can differ from your exact model. Report a wrong or missing file

Questions about this product

What input voltage does the SKA20B-12 accept?

MEAN WELL lists 18 to 36 V DC (24 V DC nominal) for this model.

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Looking for an alternative?

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