The TSOP34438SB1 is a miniature surface mount receiver for infrared remote control systems. This IR receiver module is designed to receive IR signals modulated at 38 kHz. The device includes a photodiode and preamplifier assembled in a single epoxy package. It is optimized for burst length and high sensitivity and is insensitive to supply voltage variations and ripple noise.

Applications:

• Infrared Remote Control Systems: Used in TVs, DVD players, and other home entertainment devices.
• Light Barriers: Employed in security systems and automated gates.
• Proximity Sensors: Integrated in various applications for detecting nearby objects.
• Infrared Data Transmission: Utilized in IR communication systems.

Features:

• Internal filter for PCM frequency: Provides improved suppression of spurious signals.
• Low supply current: Consumes minimal power for energy efficiency.
• Photo detector and preamplifier in one package: Simplifies circuit design.
• TTL and CMOS compatibility: Offers versatile interface options.
• High immunity against ambient light: Ensures reliable performance in various lighting conditions.

Benefits:

• Easy to use: Simplifies the design and implementation of IR remote control systems.
• Reliable performance: Offers stable operation in a variety of environments.
• Low power consumption: Extends battery life in portable applications.
• Compact size: Enables integration in small form factor products.
• Enhanced noise immunity: Provides robust performance against unwanted signals.

Additional Details:

The TSOP34438SB1 operates on a supply voltage between 2.5V and 5.5V. The output is active low, meaning the output signal is low when an IR signal is detected. The device is RoHS compliant. For more detailed specifications, refer to the Vishay datasheet.