888.228.9138

Free Shipping over $200 worldwide

Over 15 years experience of providing support of MEAN WELL Power Supplies

Image shown is a representation only. Exact specifications should be obtained from the product datasheet.

Mean Well SCWN03E-03 DC-DC Converter - 3W 4.5~9V DC in 3.3V out

SKU:
SCWN03E-03

$7.87 USD
Shipping calculated at checkout.
|

Your order will be processed within 24 hours

Description

The SCWN03E is a 3W Mean Well power converter (input range: 4.5~9Vdc).

Key Features

  • Input voltage range: 4.5~9Vdc
  • 3KVDC reinforced I/O isolation
  • Protections: Short circuit / Overload / Under voltage
  • Safety approvals: EAC TP TC 004
  • 3 years warranty

Specifications

  • Brand
    Mean Well
  • Series
    SCWN Series
  • Power Rating
    3 Watt
  • Output Voltage
    3.3 Volt
  • Rated Current
    0.6 Ampere
  • Input Voltage
    4.5V~9V
  • No of Output
    1
  • Dimming Control
    None
  • Standards Met
    CE,EAC
  • Operation Mode
    Constant Voltage
  • Operating Temperature
    -40°C~90°C
  • Warranty
    3 Year
  • Length
    1.25 in
  • Width
    0.8 in
  • Height
    0.4 in
  • Weight
    0.03 lb

File Downloads

::specification::

Payment & Security

Payment methods

  • Amazon
  • American Express
  • Apple Pay
  • Bancontact
  • Diners Club
  • Discover
  • Google Pay
  • iDEAL Wero
  • Mastercard
  • PayPal
  • Shop Pay
  • USDC
  • Venmo
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Frequently Asked Questions

Can I use the SCWN03E-03 to power a 3.3V embedded controller in industrial equipment?

Yes, this model is designed for constant-voltage 3.3V output and is rated for 3W total. Its 0.6A output current makes it suitable for low-power 3.3V embedded control boards that stay within that power budget.

Is this converter a fit for 3.3V industrial sensor or monitoring electronics?

It can be a fit for low-power 3.3V sensor and monitoring circuits where the load does not exceed 3W or 0.6A. The unit provides constant-voltage output and accepts a 4-9VAC input range.

Can the SCWN03E-03 be used in compact automation or embedded assemblies?

Yes, its small 31.8 × 20.3 × 10.2 mm package supports compact embedded and automation designs. It is intended for low-power 3.3V electronics rather than higher-current loads.

What is the difference between the SCWN03E-03 and the other SCWN03E models?

All SCWN03E versions in this group are 3W converters with the same 31.8 × 20.3 × 10.2 mm size. The SCWN03E-03 outputs 3.3V at 0.6A, the SCWN03E-05 outputs 5V at 0.6A, the SCWN03E-12 outputs 12V at 0.25A, and the SCWN03E-15 outputs 15V at 0.2A.

Is the SCWN03E-03 suitable for outdoor or harsh-temperature use?

The published specs show an operating temperature range of -40°C to +90°C, which supports wide-temperature operation. No IP rating is listed, so the specs do not identify it as an outdoor or weather-exposed converter.

Other SCWN03 Models

18 other models
ModelPower Voltage Current IP RatingPrice
Mean Well SCWN03W8-15 DC-DC Converter - 3W 9~75V DC in 15V out 3W 15V 0.00A Indoor$9.82 View
Mean Well SCWN03W8-12 DC-DC Converter - 3W 9~75V DC in 12V out 3W 12V 0.00A Indoor$9.82 View
Mean Well SCWN03W8-05 DC-DC Converter - 3W 9~75V DC in 5V out 3W 5V 0.00A Indoor$9.82 View
Mean Well SCWN03W8-03 DC-DC Converter - 3W 9~75V DC in 3.3V out 3W 3.3V 0.00A Indoor$9.82 View
Mean Well SCWN03E-15 DC-DC Converter - 3W 4.5~9V DC in 15V out 3W 15V 0.2A Indoor$8.18 View
Mean Well SCWN03E-12 DC-DC Converter - 3W 4.5~9V DC in 12V out 3W 12V 0.25A Indoor$7.97 View
Mean Well SCWN03E-05 DC-DC Converter - 3W 4.5~9V DC in 5V out 3W 5V 0.6A Indoor$7.85 View
Mean Well SCWN03C-15 DC-DC Converter - 3W 36~72V DC in 15V out 3W 15V 0.2A Indoor$8.65 View
Mean Well SCWN03C-12 DC-DC Converter - 3W 36~72V DC in 12V out 3W 12V 0.25A Indoor$8.65 View
Mean Well SCWN03C-05 DC-DC Converter - 3W 36~72V DC in 5V out 3W 5V 0.6A Indoor$8.65 View
Mean Well SCWN03C-03 DC-DC Converter - 3W 36~72V DC in 3.3V out 3W 3.3V 0.6A Indoor$8.18 View
Mean Well SCWN03B-15 DC-DC Converter - 3W 18~36V DC in 15V out 3W 15V 0.2A Indoor$8.65 View
Mean Well SCWN03B-12 DC-DC Converter - 3W 18~36V DC in 12V out 3W 12V 0.25A Indoor$8.65 View
Mean Well SCWN03B-05 DC-DC Converter - 3W 18~36V DC in 5V out 3W 5V 0.6A Indoor$8.64 View
Mean Well SCWN03B-03 DC-DC Converter - 3W 18~36V DC in 3.3V out 3W 3.3V 0.6A Indoor$8.65 View
Mean Well SCWN03A-15 DC-DC Converter - 3W 9~18V DC in 15V out 3W 15V 0.2A Indoor$7.90 View
Mean Well SCWN03A-12 DC-DC Converter - 3W 9~18V DC in 12V out 3W 12V 0.25A Indoor$8.65 View
Mean Well SCWN03A-05 DC-DC Converter - 3W 9~18V DC in 5V out 3W 5V 0.6A Indoor$8.64 View
Mean Well SCWN03E-03 DC-DC Converter - 3W 4.5~9V DC in 3.3V out
Mean Well

Mean Well SCWN03E-03 DC-DC Converter - 3W 4.5~9V DC in 3.3V out

$7.87 USD

The SCWN03E is a 3W Mean Well power converter (input range: 4.5~9Vdc).

Key Features

View product