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Mean Well SKA40B-05 DC-DC Converter - 35W - 18~36V in 5V out

SKU:

SKA40B-05

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Description

Features

2" x 1" compact size

2:1 wide input range

1500VDC I/O isolation

Built-in remote ON/OFF control

Built-in EMI filter

Protection: Short circuit / Overload / Input and output over voltage

Cooling by free air convection

Built-in remote sense

100% full load burn-in test

Low cost, high reliability

Trimming output (±10%)

High efficiency up to 93%

Output 3.3V/9V models available

2 years warranty

General Specification

Voltage set point accuracy	±2% (max.)
Line regulation	±0.5% (max.)
Load regulation	±0.5% (max.)@10~100% load
Overload protection	110%~180%, auto-recovery
Efficiency	92%
Over voltage protection	Clamp by TVS diode
I/O isolation voltage	1500VDC (min.)
I/O isolation resistance	100MQ(min.) @500VDC
Working temperature	-40~+80°C (refer to output derating curve)
Storage temperature	-55°C to +105°C
Case material	Six-sided shield metal case
EMC	Compliance to EN55022 class A, EN61000-4-2,3,4,5,6,8, FCC part15 class A
Dimension (LxWxH) (mm)	2" x 2" x 0.43"

Specifications

Brand

Mean Well
Series

SKA Series
Power Rating

35 Watt
Output Voltage

5 Volt
Rated Current

7 Ampere
Input Voltage

18V~36V
Standards Met

CE,EMC,FCC
Operation Mode

Constant Voltage
Operating Temperature

-40°C~80°C
Warranty

2 Year
Length

5.08 cm
Width

5.08 cm
Height

1.1 cm
Weight

0.06 kg

File Downloads

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Frequently Asked Questions

Can I use the SKA40B-05 to power 5V industrial control electronics from an 18-36VAC source?

This model converts an 18-36VAC input to a constant 5V output. It is rated for 35W and up to 7A, so it fits 5V control electronics that stay within those published limits.

Is the SKA40B-05 suitable for 5V embedded processors, HMIs, or communications modules in higher-input systems?

The output is a regulated 5V rail with up to 7A available. For embedded or communications devices that need 5V and are fed from an 18-36VAC source range, the listed specs are aligned.

Can the SKA40B-05 be used in automation panels that need a compact 5V converter with higher current capability?

It offers 5V output at up to 7A, with a total power rating of 35W. The package size is 50.8 × 50.8 × 11.0 mm, so it can suit compact automation assemblies needing comparatively high current at 5V.

Would this converter fit equipment operating across cold and hot ambient conditions?

The specified operating temperature range is -40°C to +80°C. That supports use in equipment exposed to broad temperature variation, as long as the application remains within that range.

Is the SKA40B-05 rated for outdoor or washdown environments?

The specs list an operating temperature range of -40°C to +80°C, but no IP rating is provided. That means temperature tolerance is stated, while protection against water or dust ingress is not defined in the published data.

How does the SKA40B-05 compare with the other SKA40B converters?

The SKA40B-05 is the 5V version of the series, rated for 35W and 7A output current. Its siblings are the SKA40B-12 at 35W, 12V, 3.33A and the SKA40B-15 at 35W, 15V, 2.67A.

Model	Power	Voltage	Current	IP Rating
Mean Well SKA40C-15 DC-DC Converter - 35W - 36~75V in 15V out	35W	15V	2.67A	Indoor	View
Mean Well SKA40C-12 DC-DC Converter - 35W - 36~75V in 12V out	35W	12V	3.33A	Indoor	View
Mean Well SKA40C-05 DC-DC Converter - 35W - 36~75V in 5V out	35W	5V	7A	Indoor	View
Mean Well SKA40B-15 DC-DC Converter - 35W - 18~36V in 15V out	35W	15V	2.67A	Indoor	View
Mean Well SKA40B-12 DC-DC Converter - 35W - 18~36V in 12V out	35W	12V	3.33A	Indoor	View
Mean Well SKA40A-15 DC-DC Converter - 35W - 9~18V in 15V out	35W	15V	2.67A	Indoor	View
Mean Well SKA40A-12 DC-DC Converter - 35W - 9~18V in 12V out	35W	12V	3.33A	Indoor	View
Mean Well SKA40A-05 DC-DC Converter - 35W - 9~18V in 5V out	35W	5V	7A	Indoor	View

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