VS1838B IR Receiver Module (38KHz)

VS1838B 38kHz Infrared Receiver Sensor Module

The VS1838B is a miniaturized receiver for infrared remote control systems. Featuring an internal PIN photodiode, preamplifier, bandpass filter centered at 38 kHz, and demodulator, it decodes signals from standard household NEC, Sony, and RC5 remote controls.

Specifications

• Carrier Frequency: 38.0 kHz
• Reception Distance: Up to 18 meters (line-of-sight)
• Reception Angle: ±45 degrees
• Operating Voltage: 2.7V to 5.5V DC (ultra-low 1.5 mA current)
• Output: Active-low demodulated digital TTL signal
• Built-in optical epoxy filter shielding against daylight interference