myMectronic
myMectronic

A Premier B2B Part Search

TRACO POWER TMR34819WIR DC/DC Converter

The TMR 3WIR series comprises compact 3 Watt DC/DC converters housed in a SIP-8 metal case, designed for space-constrained applications. They feature broad input voltage ranges from 9-36V and 43-160VDC, with full regulation, short circuit protection, and remote On/Off control. Certified for EN 50155 railway standards and UL 60950-1, these converters withstand operating temperatures from -40°C to +90°C, making them suitable for industrial and transportation applications. Their high efficiency, electrical isolation of 3000 VDC, and rugged design ensure reliable performance in harsh environments.

Authorized Distributors
Source:DigiKey
Part No:TMR 3-4819WIR
Stock:10
Inv Date:05-30-2026
Price: Unit price: $27.06
Buy/RFQ:
Part No:TMR 3-4819WIR
Stock:0
Inv Date:05-31-2026
Price: Unit price: $27.54
Buy/RFQ:
Part No:TMR 3-4819WIR
Stock:0
Inv Date:05-30-2026
Price: Unit price: $29.71
Buy/RFQ:

TRACO POWER TMR34819WIR DC/DC Converter Specifications:

  • Input Voltage Range: 9-36VDC and 43-160VDC with 4:1 ratio
  • Output Power: 3 Watts
  • Isolation Voltage: 3000 VDC (input to output)
  • Operating Temperature: -40°C to +90°C with derating above 78°C
  • Efficiency: Up to 83%
  • Short Circuit Protection: Yes, automatic recovery
  • Remote On/Off: Yes, controlled via open circuit or high impedance
  • Ripple and Noise: 75 mVp-p max. at 20 V bandwidth
  • Maximum Output Current: 700 mA (for 3.3V/5V options), 250 mA (for 42V options)
  • Dimensions: Slim SIP-8 case, weight approximately 5.9 g
  • Certifications: EN 50155, UL 60950-1, RoHS, IEC/EN/UL 60950-1
  • Surge Voltage Handling: Up to 185V max
  • Mechanical: Copper casing with silicone potting, UL94 V-0 rated
  • Electrical Characteristics: Voltage set accuracy ±1%, regulation within 0.2%, temperature coefficient +0.02 %/K

Buy the Traco Power TMR34819WIR – Reliable 3W DC/DC Converter for Industrial Applications

Purchase the Traco Power TMR 3WIR series 3 Watt DC/DC converter online today and enjoy reliable power supply for industrial, transportation, and automation systems. Designed with high efficiency, UL and EN certifications, and an ultra-wide input range, this compact SIP-8 module offers robust protection, low ripple, and a broad operating temperature from -40°C to +90°C. Its rugged construction, electrical isolation of 3000 VDC, and remote On/Off control make it ideal for applications demanding safety, durability, and dependable performance. Secure your supply chain now.

Order your Traco Power TMR 3WIR series 3 Watt converter today and ensure dependable power conversion for your industrial projects with certified safety and wide input range.

Frequently Asked Questions

Where can I buy TRACO POWER TMR34819WIR?

You can click on the BUY or RFQ button to purchase TMR34819WIR from an authorized TRACO POWER distributor.

How do I troubleshoot issues or seek technical support for part TMR34819WIR?

You can download the TMR34819WIR datasheet or visit the TRACO POWER website for support.

Who is the manufacturer of TMR34819WIR?

TRACO POWER

TRACO POWER Part List

Browse and search other TRACO POWER parts, locate datasheets and stock

Sponsored by