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TRACO POWER TMR34811WIR DC/DC Converter

The TMR 3WIR series are compact 3-watt DC/DC converters in a SIP-8 metal case, designed for rack and industrial applications with wide input ranges up to 160 VDC. Certified for EN 50155 railway and UL 60950-1, they feature 3000 VDC isolation, remote On/Off, short circuit protection, high efficiency up to 83%, and operate reliably from -40°C to +90°C environmental temperature. These converters are ideal for space-constrained applications requiring stable, regulated outputs with excellent EMC immunity and low ripple and noise, ensuring long-term dependable operation in industrial environments.

Authorized Distributors
Source:DigiKey
Part No:TMR 3-4811WIR
Stock:0
Inv Date:05-30-2026
Price: Unit price: $27.03
Buy/RFQ:
Part No:TMR 3-4811WIR
Stock:20
Inv Date:05-31-2026
Price: Unit price: $26.52
Buy/RFQ:
Part No:TMR 3-4811WIR
Stock:0
Inv Date:05-30-2026
Price: Unit price: $26.52
Buy/RFQ:

TRACO POWER TMR34811WIR DC/DC Converter Specifications:

  • Input Voltage Range: 9-36 VDC, 18-75 VDC, 43-160 VDC (4:1 wide input range)
  • Output Voltages: 3.3 VDC, 5 VDC, 9 VDC, 15 VDC, 24 VDC, 42 VDC
  • Output Currents: up to 700 mA, depending on model
  • Efficiency: up to 83%
  • Isolation Voltage: 3,000 VDC input to output, 1,500 VDC input/output to case
  • Operating Temperature Range: -40°C to +90°C (derating above 78°C at 4.5%/K)
  • Ripple & Noise: 75 mVp-p max at 20 V bandwidth
  • Short Circuit Protection: Continuous, automatic recovery
  • Surge Voltage: Up to 185 V max
  • Electromagnetic Compatibility: Meets EN 55011/EN 55032, EN 61000-4 series immunity standards
  • Mechanical: Copper casing, silicone potting, SIP-8 package, weight 5.9 g
  • Certifications: EN 50155, UL 60950-1, RoHS compliant

Buy the Buy Traco Power TMR 3WIR Series Part Number TMR34811WIR Online

Enhance your industrial or railway project with the Traco Power TMR 3WIR series DC/DC converters. These compact, high-efficiency modules offer wide input ranges up to 160 VDC and are designed for demanding environments. Certified for EN 50155 and UL safety standards, they feature 3000 VDC isolation, low ripple, and automatic short circuit recovery. Reliable from -40°C to +90°C, they ensure stable power conversion for space-limited applications, making them ideal for reliable, long-term operation in industrial automation and transportation systems.

Get Traco Power TMR 34811WIR today—built for industrial reliability with wide input voltage and high efficiency.

Frequently Asked Questions

Where can I buy TRACO POWER TMR34811WIR?

You can click on the BUY or RFQ button to purchase TMR34811WIR from an authorized TRACO POWER distributor.

How do I troubleshoot issues or seek technical support for part TMR34811WIR?

You can download the TMR34811WIR datasheet or visit the TRACO POWER website for support.

Who is the manufacturer of TMR34811WIR?

TRACO POWER

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