MEAN WELL DCWN03W8-05 DC-DC Converter Module, ±5 V, ±300 mA, 3 W

At a glance

Output Voltage: ±5 V
Rated Output Current: ±300 mA
Input Voltage Range: 9 V to 75 V DC (8:1 wide input)
Withstand Voltage: I/P to O/P: 3 kV DC
Efficiency (typ.): 79%
Package: DIP24, non-conductive black plastic case (UL 94V-0)

Model DCWN03W8-05Available

MEAN WELL DCWN03W8-05 DC-DC Converter Module, ±5 V, ±300 mA, 3 W

Price on request

At a glance

Output Voltage: ±5 V
Rated Output Current: ±300 mA
Input Voltage Range: 9 V to 75 V DC (8:1 wide input)
Withstand Voltage: I/P to O/P: 3 kV DC
Efficiency (typ.): 79%
Package: DIP24, non-conductive black plastic case (UL 94V-0)

Small board-mounted converter that gives circuits an isolated plus and minus supply from a very wide DC input, for telecom, network, control and test equipment. DC-DC converter module, ±5 V, ±300 mA, 3 W. DIP24 package with industry standard pinout.

Output voltage

±5 V±12 V ±15 V

Part of the MEAN WELL DCWN03W8 series. Compare all 3 models

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WarrantyManufacturer warranty under MEAN WELL's terms: 3 years. Warranty claims
DeliveryPrice, availability and delivery charges are confirmed in your quotation. Shipping and delivery

Overview

What it is

The MEAN WELL DCWN03W8-05 is a DC-DC converter module from the DCWN03W8 series (3 W DIP Package 8:1 Ultra-Wide Input DC-DC Regulated Converter), rated ±5 V, ±300 mA, 3 W.

What it is used for

Isolated, regulated DC-DC converter module that is soldered onto a circuit board to derive a stable dual (plus and minus) supply rail from a wide range DC input such as a 12 V, 24 V or 48 V bus. MEAN WELL lists applications such as telecom and datacom systems, wireless networks, industrial control equipment, instruments, analyzers and detectors.

Key features

DIP24 package with industry standard pinout.
8:1 wide input range, 9 V to 75 V DC.
Operating temperature range -40 °C to +95 °C.
Efficiency up to 84%.
Protections: short circuit (continuous), overload, over voltage, UVLO.
3 kV DC I/O isolation.

Key Specifications

Output Voltage: ±5 V.
Rated Output Current: ±300 mA.
Input Voltage Range: 9 V to 75 V DC (8:1 wide input).
Withstand Voltage: I/P to O/P: 3 kV DC.
Efficiency (typ.): 79%.
Package: DIP24, non-conductive black plastic case (UL 94V-0).

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 DCWN03W8-05 DC-DC Converter Module, ±5 V, ±300 mA, 3 W, dimension drawing — Check the datasheet for tolerances.

Size and fit

Dimensions: 31.8 x 20.3 x 10.2 mm (L x W x H)
Weight: 12.5 g
Mounting: PCB Mount

Technical specifications

Key facts

What is it?: DC/DC ConvertersBrand MEAN WELL, model DCWN03W8-05
What does it output?: ±5 V, ±300 mA, 3 W
What input does it accept?: 9 V to 75 V DC (8:1 wide input)
How does it mount?: PCB Mount
Which documents are available?: Datasheet, certificate Open documents

Output

Output Voltage Tolerance: ±1.5%
Ripple and Noise (max.): 100 mVp-p
Output Voltage: ±5 V
Rated Output Current: ±300 mA
Rated Output Power: 3 W
Efficiency (typ.): 79%
Max. Capacitive Load: 300 µF per output

Input

Input Voltage Range: 9 V to 75 V DC (8:1 wide input)
Input Current: 80 mA at full load; 7 mA at no load

Protection

Withstand Voltage: I/P to O/P: 3 kV DC

Environment

Cooling: Free air convection
Operating Temperature: -40 °C to +95 °C (see derating curve)
Operating Humidity: 20% to 90% RH non-condensing

Physical

Dimensions: 31.8 x 20.3 x 10.2 mm (L x W x H)
Weight: 12.5 g
Package: DIP24, non-conductive black plastic case (UL 94V-0)
Mounting: PCB Mount

Approvals

MTBF: 2500K hrs MIL-HDBK-217F (25 °C)

Other

Surge Input Voltage: 100 V DC for 100 ms max.
Series: DCWN03W8

Warranty: Manufacturer warranty under MEAN WELL's terms: 3 years. How claims work

Product attributes and shipping details

Brand	MEAN WELL
Power Output	3 W

Downloads

Documentation

DCWN03W8 series datasheetPublicDatasheet · Family · meanwell.com
Download

Certificate and compliance document (1)

DCWN03W8 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 DCWN03W8-05 accept?

MEAN WELL lists 9 V to 75 V DC (8:1 wide input) for this model.

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