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MEAN WELL DCWN03E12 DIP Package DC-DC Converter

The MEAN WELL DCWN03E-12 is a 3W isolated and regulated DC-DC converter module designed with a DIP package. It features international standard pins, a high efficiency up to 87%, a wide working temperature range (-40~+90℃), and 3KVDC I/P-O/P isolation voltage. It's compliant with EN55032 radiated Class A and includes continuous-mode short circuit protection. Models offer different input voltage options (4.5~9V, 9~18V, 18~36V, and 36~72V) and various output voltages, making it versatile for industrial control, telecommunications, and distributed power architectures.

Authorized Distributors
Source:DigiKey
Part No:DCWN03E-12
Stock:165
Inv Date:06-16-2026
Price: Unit price: $8.12
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Source:DigiKey
Part No:DCWN03E-12
Stock:3
Inv Date:06-16-2026
Price: Unit price: $7.25
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Part No:DCWN03E-12
Stock:19
Inv Date:06-17-2026
Price: Unit price: $7.25
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Part No:DCWN03E-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $10.96
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Part No:DCWN03E-12
Stock:17
Inv Date:06-16-2026
Price: Unit price: $8.6729
Buy/RFQ:
Part No:DCWN03E-12
Stock:17
Inv Date:06-16-2026
Price: Unit price: $8.6729
Buy/RFQ:
Part No:DCWN03E-12
Stock:0
Inv Date:06-16-2026
Price: Unit price: $8.75
Buy/RFQ:

MEAN WELL DCWN03E12 DIP Package DC-DC Converter Specifications:

  • rated_power: 3W
  • input_voltage_range: 4.5~9Vdc, 9~18Vdc, 18~36Vdc, 36~72Vdc
  • input_current_no_load: 18mA
  • input_current_full_load: 750mA
  • output_voltage: 12V
  • output_current: 250mA
  • output_efficiency: 80%
  • capacitor_load_max: 2200μF
  • operating_temperature: -40 ~ +90℃
  • isolation_voltage: 3KVDC
  • short_circuit_protection: Continuous
  • overload_protection: 120 ~ 250%
  • under_voltage_lockout: 4.2Vdc (5Vin), 8Vdc (12Vin), 16Vdc (24Vin), 31Vdc (48Vin)
  • cooling: Free-air convection
  • case_material: Non-Conductive black plastic (UL 94V-0 rated)
  • dimension: 31.8*20.3*10.2mm

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Frequently Asked Questions

Where can I buy MEAN WELL DCWN03E12?

You can click on the BUY or RFQ button to purchase DCWN03E12 from an authorized MEAN WELL distributor.

How do I troubleshoot issues or seek technical support for part DCWN03E12?

You can download the DCWN03E12 datasheet or visit the MEAN WELL website for support.

Who is the manufacturer of DCWN03E12?

MEAN WELL

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