TFDU4301 Series 8.5 x 2.5 x 3.1 mm 9.6 to 115.2 kbps Infrared Transceiver Module

Mfr Part#: TFDU4301-TT1
Mounting Method:  Surface Mount
Packaging:  REEL
Std Packaging Qty:  750



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$2.50 USD (each)
750+ $2.50


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Min. Order Qty: 750
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Product Highlight

  • Dimension: 8.5 x 2.5 x 3.1 mm
  • Link: 0.7 m
  • Supply Voltage: 2.4 to 5.5 V
  • Idle Current-Max: 0.07 mA
  • Data Rate: 9.6 to 115.2 kbps

The TFDU4301-TT1 is a low profile (2.5 mm) infrared transceiver module. It is compliant to the latest IrDA® physical layer standard for fast infrared data communication, supporting IrDA speeds up to 115.2 kbit/s (SIR) and carrier based remote control.

This device covers an extended IrDA low power range of close to 1 m. With an external current control resistor the current can be adjusted for shorter ranges.


  • Operates from 2.4 V to 5.5 V within specification over full temperature range from - 30 °C to + 85 °C
  • Split power supply, transmitter and receiver can be operated from two power supplies with relaxed requirements saving costs, US - patent no. 6,157,476
  • Extended IrDA low power range to about 70 cm
  • Typical remote control range 12 m
  • Low power consumption (< typ. supply current 70 μA)
  • Power shutdown mode (< 1 μA shutdown current in full temperature range, up to 85 °C)
  • Low profile (2.5 mm) (L x W x H in mm): 8.5 × 2.5 × 3.1
  • Surface mount package
  • High efficiency emitter
  • Tri-state-receiver output, floating in shut down with a weak pull-up
  • Compliant with IrDA background light specification
  • EMI immunity in GSM bands > 300 V/m verified
  • Qualified for lead (Pb)-free and Sn/Pb processing (MSL4)
  • Compliant to RoHS directive 2002/95/EC and in accordance to WEEE 2002/96/EC


  • Printers, fax machines, photocopiers, screen projectors
  • Internet TV boxes, video conferencing systems
  • Medical data collection
  • Diagnostic systems
  • Notebook computers, desktop PCs, palmtop computers (Win CE, Palm PC), PDAs
  • Internet TV boxes, video conferencing systems
  • External infrared adapters (dongles)
  • Data loggers
  • GPS
  • Kiosks, POS, point and pay devices
  • Industrial applications

View the List of available TFDU4 Series of Infrared Transceiver Module

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