TSOP32538

Series:	--
Packaging:	Bulk
Part Status:	Active
Sensing Distance:	45m
B.P.F. Center Frequency:	38.0kHz
Voltage - Supply:	2.5V ~ 5.5V
Current - Supply:	350µA
Orientation:	Side View
Mounting Type:	Through Hole
Operating Temperature:	-25°C ~ 85°C (TA)

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Introduction

The TSOP32538 is an infrared sensing device with an integrated sensor and integrated amplifier. It is a low power, high performance, low cost optoelectronic for use in a range of remote control receivers, smoke detectors, or security systems. This device is often used in many different applications as it offers high sensitivity, a wide reception angle, and a low operating voltage.

Application Field

TSOP32538 has a broad range of applications. It is mainly used in the field of infrared detection of various remote control devices, automotive electronics, microwave ovens, and smoke detectors. It is also widely used in security systems, access control, and other data communication production lines. The TSOP32538 can be used in remote control systems as it is very sensitive and allows for a very wide angle of detection. The low power consumption of the device makes it a preferred choice as it uses very little energy which makes it ideal in battery-driven products. The TSOP32538 is capable of receiving infrared signals from up to 10 feet away, allowing for long range remote control applications. Additionally, the transmission range of the device allows for greater control over different devices as the device is able to receive even weaker signals. The integrated amplifier of the device allows for direct connection of the receiver to a microcontroller where the necessary signal conditioning and data conversion can be done. This makes the TSOP32538 well suited for embedded systems.

Working Principle

The TSOP32538 consists of an integrated amplifier and an infrared sensor. The device is tuned to receive a signal over a range of wavelengths from the infrared light spectrum. When the device is exposed to infrared radiation, it begins to emit current. The emitted current is then collected by the amplifier and fed through the output pin to be processed by a controller. The amplifier is designed to detect infrared radiation from any direction as long as the light source is in a direct line of sight. The signal-to-noise ratio is optimized using a selectivity filter which works to filter out noise from other frequencies and sources. The circuit is powered by 3.5–5.5V DC; the typical current consumption of the circuit is 2mA.

Conclusion

The TSOP32538 is an infrared sensing device that is often used in a range of remote control receivers, smoke detectors, or security systems. It offers excellent sensitivity and enables a wide reception angle. The integrated amplifier allows for direct connection of the receiver to a microcontroller for signal conditioning and data conversion. The working principle of the device is based on the amplification of an infrared signal emitted by the device as it is exposed to infrared radiation. The TSOP32538 is an ideal device for applications that require low power consumption and long distance detection capabilities.

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