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Mean Well SKA40C-12 DC-DC Converter - 35W - 36~75V in 12V out

SKU:

SKA40C-12

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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

12 Volt
Rated Current

3.33 Ampere
Input Voltage

36V~75V
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 SKA40C-12 for 12V industrial control or automation devices?

Yes, it provides a constant 12V output and is rated for 35W with up to 3.33A output current. It is a fit for 12V automation, control, and embedded loads that remain within those limits.

Is the SKA40C-12 suitable for 12V embedded systems fed from a 36-75VAC source?

It is designed for a 36-75VAC input range and converts that to a constant 12V output. For embedded systems needing 12V, the available output is up to 35W and 3.33A.

Can this model support 12V monitoring, access, or alarm electronics in industrial equipment?

It can support 12V monitoring or control electronics when the total load does not exceed 35W or 3.33A. The constant-voltage output is intended for equipment that requires a stable 12V rail.

Would the SKA40C-12 be practical for compact machine-mounted electronics?

Its size is 50.8 × 50.8 × 11.0 mm and its weight is 0.06 kg, so it is suited to compact assemblies. Those physical specs can be useful where control hardware space is limited.

How well does the SKA40C-12 handle demanding ambient temperatures?

The specified operating temperature range is -40°C to +80°C. That range supports use in protected industrial environments with significant temperature variation.

Can I place the SKA40C-12 in an outdoor enclosure?

The product specs provide a -40°C to +80°C operating temperature range, but they do not list an IP rating. That means the temperature capability is stated, but exposed outdoor suitability is not established by the provided specs.

What are the output differences between the SKA40C-12 and the other SKA40C models?

All listed SKA40C models are rated at 35W. The SKA40C-05 outputs 5V at 7A, the SKA40C-12 outputs 12V at 3.33A, and the SKA40C-15 outputs 15V at 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-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 SKA40B-05 DC-DC Converter - 35W - 18~36V in 5V out	35W	5V	7A	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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