TFBR4650
www.vishay.com
Vishay Semiconductors
Infrared Transceiver, 9.6 kbit/s to 115.2 kbit/s (SIR)
FEATURES
• Compliant with the IrDA physical layer
IrPHY 1.4 (low power specification, 9.6 kbit/s
to 115.2 kbit/s)
• Link distance: 30 cm / 20 cm full 15° cone with
standard or low power IrDA, respectively.
Emission intensity can be set by an external
resistor to increase the range for extended low
power spec to > 50 cm
20206
• Typical transmission distance to standard device: 50 cm
• Small package (L x W x H in mm): 6.8 x 2.8 x 1.6
• Low current consumption 75 μA idle at 3.6 V
• Shutdown current 10 nA typical at 25 °C
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DESIGN SUPPORT TOOLS
Models
Available
• Operates from 2.4 V to 5.5 V within specification over full
temperature range from -25 °C to +85 °C
DESCRIPTION
• Split power supply, emitter can be driven by
a
The TFBR4650 is one of the smallest IrDA® compliant
transceivers available. It supports data rates up to
115 kbit/s. The transceiver consists of a PIN photodiode,
infrared emitter, and control IC in a single package.
separate power supply not loading the regulated.
U.S. pat. no. 6,157,476
• Qualified for lead (Pb)-free and Sn/Pb processing (MSL4)
• These components have not been qualified according to
automotive specifications
PIN OUT
• Material categorization: for definitions of compliance
please see www.vishay.com/doc?99912
Pin 1
Pin 2
Pin 3
Pin 4
IRED cathode
VCC
Pin 5
PIN 6
Pin 7
RxD
TxD
APPLICATIONS
• Mobile phone
• PDAs
Ground
IRED anode
Shutdown
PRODUCT SUMMARY
DIMENSIONS
H x L x W
(mm x mm x mm)
OPERATING
VOLTAGE
(V)
IDLE SUPPLY
CURRENT
(mA)
DATA RATE
(kbit/s)
LINK DISTANCE
(m)
PART NUMBER
TFBR4650
115.2
1.6 x 6.8 x 2.8
0 to ≥ 0.3
2.4 to 5.5
0.075
PARTS TABLE
PART
DESCRIPTION
QTY/REEL
1000 pcs
2500 pcs
2500 pcs
TFBR4650-TR1
TFBR4650-TR3
TFBR4650-TT3
Oriented in carrier tape for side view surface mounting
Oriented in carrier tape for side view surface mounting
Oriented in carrier tape for top view surface mounting
Rev. 1.3, 22-Oct-2018
Document Number: 84597
1
For technical questions within your region: irdasupportAM@vishay.com, irdasupportAP@vishay.com, irdasupportEU@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000