Compact power module provides isolated gate bias voltage to power switches

January 9, 2025

Part of a broad portfolio of gate-drive modules, the RECOM R9C1T18/R isolated dc-dc converter module’s programmable output is compatible with all types of power switch, including the latest wide bandgap semiconductor devices.

RECOM supplies a broad range of dc-dc converters for providing an isolated gate bias voltage to IGBTs, silicon MOSFETs, silicon carbide (SiC) MOSFETs and gallium nitride (GaN) power transistors.  

 

This RECOM portfolio includes the 1.5 W R9C1T18/R power module in a 36-pin SSOP surface-mount package which has a footprint of 7.5 mm x 12.83 mm. The module operates over an input-voltage range of 8.5 V to 18 V dc. The asymmetrical output voltages are programmable in a range from ±2.5 V to ±15.5 V. 

 

The module offers superior reliability, even when operating in harsh, high-power and high-frequency switching environments. The ultra-low isolation capacitance of less than 3.5 pF ensures minimal noise propagation across the isolation barrier.  

 

While the R9C1T18/R’s +15.5 V/-2.5 V capability is particularly well suited to driving the gate of SiC MOSFETs, the broad RECOM portfolio also includes other power modules with a +7 V/-3 V output capability for GaN transistors.

Features

  • 5 kV ac/1 min reinforced isolation 
  • 1.4 kV dc working voltage 
  • High dV/dt immunity  
  • Operating-temperature range: -40°C to 120°C 
  • Three-year warranty

Applications

  • Industrial and factory automation equipment 
  • Building and home automation  
  • Energy equipment 
  • Telecoms and network equipment  
  • Transport infrastructure 
RECOM — R9C1T18_R Isolated DC-DC Converter Module

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