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TRACO POWER TDR31211SM DC/DC Converter

The TDR 3 series consists of compact, 3-watt DC/DC converters designed for space-critical high-end applications such as communication equipment, instrumentation, and industrial electronics. These converters offer a wide 2:1 input voltage range, fully regulated outputs, low ripple and noise, and operate reliably in temperatures up to 85°C. Features include no minimum load, remote On/Off control, high efficiency, continuous short-circuit protection, and an isolation voltage of 1600 VDC. The series is available in SMD and DIP packages, ensuring versatile integration in various configurations.

Authorized Distributors
Source:Newark
Part No:TDR 3-1211SM
Stock:7
Inv Date:05-30-2026
Price: Unit price: $46.91
Buy/RFQ:
Source:DigiKey
Part No:TDR 3-1211SM
Stock:52
Inv Date:05-30-2026
Price: Unit price: $31.81
Buy/RFQ:
Part No:TDR 3-1211SM
Stock:75
Inv Date:05-31-2026
Price: Unit price: $32.5
Buy/RFQ:
Part No:TDR 3-1211SM
Stock:0
Inv Date:05-30-2026
Price: Unit price: $35.93
Buy/RFQ:

TRACO POWER TDR31211SM DC/DC Converter Specifications:

  • Input Voltage Range: 5 VDC, 12 VDC, 24 VDC, 48 VDC models
  • Output Voltage: 5 VDC, 12 VDC, 15 VDC, 18 VDC, 24 VDC, 36 VDC, 75 VDC options
  • Output Current: 250 mA to 600 mA depending on model
  • Efficiency: 79% to 83%
  • Operating Temperature Range: -40°C to +85°C
  • Isolation Voltage: 1600 VDC
  • Ripple and Noise (20 MHz bandwidth): up to 30 mVp-p
  • Start-up Time: 5 ms
  • Protection: Continuous short-circuit, automatic recovery
  • Humidity: 5-95% relative humidity
  • Mechanical: SMD and DIP packages, weight approx. 45g
  • Certifications: UL/cUL 60950-1, RoHS compliant
  • Switching Frequency: 100 kHz minimum
  • Isolation Resistance: >1 GOhm at 500 VDC
  • Input Current at no load: 10-50 mA depending on model
  • Power Frequency Magnetic Field Immunity: EN 61000-4-8, 100 A/m

Buy the Tracopower Series TDR Power: TDR31211SM

Enhance your electronic systems with the Tracopower TDR31211SM, a compact, high-efficiency 3-watt DC/DC converter designed for demanding industrial, communication, and instrumentation applications. Featuring a wide input voltage range of 5 to 48 VDC, fully regulated outputs, and low ripple noise, this converter delivers reliable power in compact packages. Its high-temperature operation up to 85°C, robust short-circuit protection, and 1600 VDC isolation make it ideal for space-constrained environments. Easily integrate it via SMD or DIP packages, ensuring flexible design options and long-term stability in your projects.

Buy Tracopower TDR31211SM now and experience unmatched reliability and high efficiency in space-sensitive industrial and communication applications.

Frequently Asked Questions

Where can I buy TRACO POWER TDR31211SM?

You can click on the BUY or RFQ button to purchase TDR31211SM from an authorized TRACO POWER distributor.

How do I troubleshoot issues or seek technical support for part TDR31211SM?

You can download the TDR31211SM datasheet or visit the TRACO POWER website for support.

Who is the manufacturer of TDR31211SM?

TRACO POWER

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