The TSOP2238NN1 is a miniaturized IR receiver module for remote control systems. It is part of the TSOP22xx family from Vishay, designed for infrared remote control applications using a 38 kHz carrier frequency. This device combines a photodiode, preamplifier, and an IR filter in a single molded package.

Applications

• Infrared remote control systems
• Audio/Visual devices (TVs, DVD players, stereos)
• Home appliances (air conditioners, lighting controls)
• Remote controls

Features

• Internal filter for PCM frequency
• Improved shielding against electrical field disturbance
• Low supply current
• Photo detector and preamplifier in one package
• TTL and CMOS compatibility
• Supply voltage: 2.5 V to 5.5 V
• Carrier frequency: 38 kHz

Benefits

• Enhanced immunity to electrical noise and ambient light
• Easy to use, requires minimal external components
• Compact size for space-constrained applications
• Reliable operation due to Vishay's quality manufacturing
• Cost-effective solution for IR remote control receiver designs

Additional Details

The TSOP2238NN1 operates at a carrier frequency of 38 kHz. It is designed to work with a supply voltage between 2.5V and 5.5V. The device's output is active low. The internal filter effectively suppresses noise and unwanted IR signals, enhancing the reliability of the remote control system.

The package provides protection against environmental factors. The device is RoHS compliant.