Hw416b Pir Sensor Datasheet Better < FRESH >

is a widely used PIR (Passive Infrared) motion sensor module, frequently sold as a variant or high-sensitivity alternative to the HC-SR501 . It is designed to detect human or animal movement by sensing changes in infrared radiation. Technical Specifications

Digital TTL output (3.3V High / 0V Low), compatible with most microcontrollers like Raspberry Pi Detection Range: Up to 7 meters (adjustable via potentiometer). Detection Angle: Approximately 110° to 120°. Delay Time: Adjustable from roughly 0.3 seconds to 5 minutes. Operating Temperature: -15°C to +70°C. Tayda Electronics Pin Configuration & Adjustment hw416b pir sensor datasheet better

The HW416B allows for adjustable delay time, which can be set using a potentiometer on the module. The delay time can be adjusted from 2-4 seconds. is a widely used PIR (Passive Infrared) motion

Operating Voltage: 3.3V to 5V, which is a standard range for most microcontrollers and IoT devices.
Current Consumption: 50μA (typical), which is relatively low power consumption.
Detection Range: 5 meters (16.4 feet), which is a reasonable range for most applications.
Detection Angle: 120°, which provides a decent coverage area.

The HW416B PIR sensor is a highly sensitive and reliable sensor module suitable for a wide range of applications. Its low power consumption, compact size, and digital output signal make it easy to use and integrate into various systems. By understanding the datasheet parameters and characteristics, designers and engineers can effectively use the HW416B to create efficient and reliable detection systems. Operating Voltage : 3

HW-416B Pinout (Confirmed – Better Than Most Online Diagrams)

No timing diagrams for trigger re-triggering behavior
No clear lens gain vs distance curve
No EMI/immunity specs
No temperature compensation details
No recommended PCB layout or external component selection

Delay Time:

Adjustable from 5 seconds to 5 minutes (300 seconds) via a second potentiometer.

There is no official datasheet.

If you bought a bundle of "HW-416B" PIR sensors from Amazon, AliExpress, or a starter kit, you probably noticed something frustrating: