115.2 kbps 5.5 V 1 m Link Distance SMT Serial IrDA Infrared Transceiver

Mfr Part#: TFBS4711-TR1
Mounting Method:  Surface Mount
Packaging:  REEL
Std Packaging Qty:  1,000




$2.15 USD (each)
1000+ $2.15


Qty in Stock : 29,000
On Order :
Min. Order Qty: 1,000
Multiple of: 1,000
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Product Highlight

  • Speed: 100 ns
  • Dimension: 1.9 x 3.1 x 6 mm
  • Link: 1 m
  • Supply Voltage: 2.7 to 5.5 V
  • Idle Current-Max: 10 mA
  • Data Rate: 115.2 kbps

The TFBS4711-TR1 is a low profile, infrared data transceiver module. It supports IrDA® data rates up to 115.2 kbit/s (SIR).

The transceiver module consists of a PIN photodiode, an infrared emitter (IRED), and a low-power CMOS control IC to provide a total front-end solution in a single package.


  • Compliant with the latest IrDA physical layer low power specification (9.6 kbit/s to 115.2 kbit/s)
  • Small package (H x L x W in mm): 1.9 x 3 x 6
  • Typical link distance on-axis up to 1 m
  • Battery and power management features:
    • Idle current - 70 μA typical
    • Shutdown current - 10 nA typical
    • Operates from 2.4 V to 5.5 V within specification over full temperature range from - 25 °C to + 85 °C
  • Remote control - transmit distance up to 8 m
  • Tri-state receiver output, floating in shutdown with a weak pull-up
  • Constant RXD output pulse width (2.2 μs typical)
  • Meets IrFM fast connection requirements
  • Split power supply, an independent, unregulated supply forIRED anode and a well regulated supply for VCC
  • Directly interfaces with various super I/O and controller devices and encoder/decoder such as TOIM4232 or TOIM5232
  • 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


  • Ideal for battery operated devices
  • PDAs
  • Mobile phones
  • Electronic wallet (IrFM)
  • Notebook computers
  • Digital still and video cameras
  • Printers, fax machines, photocopiers, screen projectors
  • Data loggers
  • External infrared adapters (dongles)
  • Diagnostics systems
  • Medical and industrial data collection devices
  • Kiosks, POS, point and pay devices
  • GPS
  • Access control
  • Field programming device

View the List of available TFBS4 Series of Infrared Transciever

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