Vishay TSOP48.. User Guide
Summary
Advanced IR Receiver Modules designed for robust remote control systems. The TSOP48.. series provides miniaturized signal detection with integrated preamplifiers, supporting all major standardized IR transmission codes. This comprehensive manual details critical operational specifications, electrical characteristics, application circuits, and performance data, making it an essential resource for embedded system engineers and developers designing reliable wireless or automated control devices.
Page 1 Text Content
TSOP48..
VISHAY
Vishay Semiconductors
IR Receiver Modules for Remote Control Systems
Description The TSOP48.. - series are miniaturized receivers for infrared remote control systems. PIN diode and preamplifier are assembled on lead frame, the epoxy package is designed as IR filter. The demodulated output signal can directly be decoded by a microprocessor. TSOP48.. is the stan- dard IR remote control receiver series, supporting all major transmission codes.
Features Photo detector and preamplifier in one package Internal filter for PCM frequency Improved shielding against electrical field Parts Table disturbance
Part Carrier Frequency
TTL and CMOS compatibility
TSOP4830 30 k Hz
Output active low
TSOP4833 33 k Hz
Low power consumption
TSOP4836 36 k Hz
TSOP4837 36.7 k Hz
Special Features
TSOP4838 38 k Hz
Improved immunity against ambient light
ir cu it
TSOP4840 40 k Hz
Suitable burst length ≥ 10 cycles/burst
TSOP4856 56 k Hz
Block Diagram
Application Circuit
Transmitter TSOPxxxx with VS +VS
Band OUTDemo- C1
TSALxxxx
AGCInput
Pass dulator 4.7 µF
GND GND
PIN Control Circuit GND
R1 C1 recommended to suppress power supply disturbances. The output voltage should not be hold continuously at voltage below VO 3.3 by the external circuit.
Document Number 82090 www.vishay.com Rev. 11, 23-Jun-03
Page Summary Contents For Vishay TSOP48.. User Guide
Manual Details
| Brand | Vishay |
|---|---|
| Pages | 7 |
| File Size | 240.32 KB |
| Published | June 06, 2026 |
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Frequently Asked Questions
What transmission codes does the TSOP48.. series support?
The series supports all 2–3 major IR remote control transmission codes.
What is the recommended stabilization measure for the power supply?
A resistor (R) and capacitor (C) are recommended on Pin 3 to suppress power supply disturbances.
Are there restrictions regarding environmental contaminants in this module?
The semiconductors are certified not to contain Ozone Depleting Substances (ODSs).
What is the ambient temperature operating range?
The specified operating temperature range is -25 to +85 degrees Celsius.