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TRACO POWER TDN31212WI DC-DC Converter

The TDN 3-1212WI from TracoPower is a compact 3W regulated single-output DC-DC converter featuring a DIP package. It operates with a 4:1 input voltage range of 4.5V to 18V DC, providing a stable 12V DC output capable of delivering up to 250mA. The converter offers high efficiency of 83%, a minimum switching frequency of 100kHz, and includes advanced protections such as automatic short circuit recovery, remote ON/OFF control, and EN 55022 Class A EMI filtering. It provides an I/O isolation voltage of 1600VDC for 60 seconds, with an isolation resistance greater than 1 GΩ and an isolation capacitance of 50pF. The device features robust ESD protection compliant with EN 61000-4-2 (±8kV air, ±6kV contact, criteria A), UL 94V-0 rated non-conductive FR4 case with UL 94V-0 rated silicone potting, and tinned copper pins. Its operating temperature range spans from -40°C to 70°C without derating, and it has dimensions of 9.1mm x 10.2mm x 13.2mm, making it suitable for power management and industrial applications.

Authorized Distributors
Source:Newark
Part No:TDN 3-1212WI
Stock:10
Inv Date:05-30-2026
Price: Unit price: $27.2
Buy/RFQ:
Source:DigiKey
Part No:TDN 3-1212WI
Stock:4
Inv Date:05-30-2026
Price: Unit price: $23.49
Buy/RFQ:
Part No:TDN 3-1212WI
Stock:20
Inv Date:05-31-2026
Price: Unit price: $23.94
Buy/RFQ:
Part No:TDN 3-1212WI
Stock:0
Inv Date:05-30-2026
Price: Unit price: $26.36
Buy/RFQ:

TRACO POWER TDN31212WI DC-DC Converter Specifications:

  • Input voltage: 4.5-18 VDC (4:1 range)
  • Output voltage: 12 VDC, 250 mA max.
  • Efficiency: 83%
  • Isolation voltage: 1600 VDC (60 sec)
  • Isolation resistance: >1 GΩ
  • Isolation capacitance: 50 pF
  • Operating temperature: -40°C to +70°C without derating
  • Dimensions: 9.1 mm x 10.2 mm x 13.2 mm
  • Switching frequency: ≥100 kHz
  • Protection: Short circuit, remote ON/OFF, EN 55022 Class A EMI filtering
  • Material: UL 94V-0 rated FR4, Silicone potting
  • Pin material: Tinned copper
  • Environmental: RoHS compliant, UL safety standards

Buy the TracoPower Series TDN 3WI DC-DC Converter: TDN31212WI

Purchasing the TracoPower Series TDN 3WI DC-DC converter online guarantees a reliable, compact power solution with high efficiency and advanced protections. Designed to operate with a wide input range of 4.5V to 18V DC and provide a stable 12V output at up to 250mA, this converter features automatic short circuit recovery, remote ON/OFF control, and UL safety compliance. Its robust construction includes UL 94V-0 rated materials, a non-conductive FR4 case, and UL-rated silicone potting. Perfect for industrial power management, this device offers excellent EMI performance, a high isolation voltage of 1600VDC, and efficiency of 83%, ensuring durability and dependable operation in demanding environments.

Order your TracoPower Series TDN 3WI 12V regulated DC-DC converter today and ensure reliable power supply with advanced protections and high efficiency.

Frequently Asked Questions

Where can I buy TRACO POWER TDN31212WI?

You can click on the BUY or RFQ button to purchase TDN31212WI from an authorized TRACO POWER distributor.

How do I troubleshoot issues or seek technical support for part TDN31212WI?

You can download the TDN31212WI datasheet or visit the TRACO POWER website for support.

Who is the manufacturer of TDN31212WI?

TRACO POWER

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