TSOP1838

Stufin

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Description: 1. TSOP1838 is a compact infrared receiver module designed for remote control applications in the 38 kHz IR frequency range, commonly used in home appliances and consumer electronics. 2. Size & Design: With dimensions of approximately 16.5mm x 9mm, this surface-mount component features a small footprint, making it an ideal choice for space-constrained projects. It comes in a plastic SOP (Side Open Packaging) package with four pins. 3. Connection: TSOP1838 has four pins – VCC, GND, Data In, and Emitter. Typically, the VCC pin is connected to a voltage source between 3V to 5V, while the GND pin is connected to ground. The Data In pin is connected to a microcontroller input pin for signal processing. 4. Operating Principle: TSOP1838 decodes IR signals sent from remote controls using an internal photodiode and infrared detection circuit. It converts the received IR signals into digital data, which can be processed by a microcontroller or other electronic devices. 5. Frequency Range &

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Specification	Details
Package	6-pin SMD package
Operating Frequency	39 kHz - 43 MHz (infrared)
Sensitivity	High sensitivity
Supply Voltage	2.0V to 5.5V (DC)
Current Consumption	Typical: 1mA Maximum: 10mA
Temperature Range	-20°C to +80°C (storage) -40°C to +85°C (operating)
Modulation Type	ASK (Amplitude Shift Keying)
Data Rate	Up to 2.4 kbps