TL1838 Infrared Receiver Module Iron Shell 38kHz – 10pcs

TL1838 Universal Infrared Receiver Module with Iron Shell – 10-Pack

The TL1838 Infrared Receiver Module is a compact, reliable component designed for DIY electronics projects, remote control systems, and hobbyist circuits. Housed in a durable iron shell for added shielding and protection, this universal IR receiver head is compatible with a wide range of microcontrollers and remote control circuits operating at standard 38kHz carrier frequency. Whether you're building a home automation system, a custom remote control device, or upgrading an existing electronics project, this 10-piece pack delivers consistent, dependable performance.

Key Features

• Universal Compatibility: Works with most standard infrared remote control systems operating at 38kHz — ideal for Arduino, Raspberry Pi, and other microcontroller platforms.
• Iron Shell Housing: The metal casing provides electromagnetic shielding to improve signal accuracy and protect the sensitive receiver element from interference.
• Compact Form Factor: Small, lightweight design fits easily into tight spaces on a breadboard or PCB layout.
• High Sensitivity: The receiving surface is optimized for maximum detection range and reliable signal pickup in typical indoor environments.
• Value Pack: Comes as a set of 10 units, giving you plenty of components for multiple projects or replacements.
• 3-Pin Configuration: Standard OUT, GND, and VCC pin layout for straightforward wiring and integration.

Specifications

• Model: TL1838 / VS1838B
• Carrier Frequency: 38kHz
• Supply Voltage: 2.7V – 5.5V
• Operating Temperature: -25°C to +85°C
• Output: Active LOW
• Housing: Iron shell (metal shielded)
• Quantity: 10 pieces per pack

Usage Tips

• Before use, connect the operator and soldering iron to a ground wire with an electrostatic wrist strap to prevent static damage to the component.
• Protect the receiving surface — contamination, scratches, or physical wear can reduce reception performance. Avoid touching the sensor face directly.
• Keep the receiver surface free from dust and direct obstructions for optimal signal range.

Great For

• Arduino & Raspberry Pi remote control projects
• DIY home automation systems
• Electronics prototyping and breadboarding
• Replacement components for existing IR receiver circuits
• Robotics and maker projects

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Frequently Asked Questions

Q: What is the TL1838 infrared receiver module used for?

A: The TL1838 is a universal infrared receiver module commonly used in electronics projects to receive signals from IR remote controls. It operates at a 38kHz carrier frequency and is compatible with Arduino, Raspberry Pi, and other microcontroller platforms. The iron shell housing provides electromagnetic shielding for improved signal reliability.

Q: How do I wire the TL1838 IR receiver to a microcontroller?

A: The TL1838 features three pins: OUT (signal output), GND (ground), and VCC (power supply, 2.7V–5.5V). Connect VCC to your board's 3.3V or 5V pin, GND to ground, and OUT to a digital input pin on your microcontroller. Use a standard IR library (such as IRremote for Arduino) to decode the received signals.

Q: How do I protect the TL1838 receiver surface during handling?

A: Always use an electrostatic wrist strap when handling the module to prevent static discharge damage. Avoid touching the dark receiver lens on the front of the component — fingerprints, dust, and contamination can reduce its detection sensitivity. Store unused units in an anti-static bag when not in use.

Q: Is the TL1838 compatible with all infrared remotes?

A: The TL1838 is designed for standard 38kHz modulated IR signals, which covers the majority of consumer IR remote controls (NEC, RC5, Sony SIRC protocols, etc.). It may not be compatible with remotes using significantly different carrier frequencies (e.g., 36kHz or 40kHz), though its sensitivity range often allows it to work with those as well.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.