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GH7184 价格:

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Details Specification Packaging


Product Overview

The GH7184 series is an ultra-low power human body infrared sensing module with a static power consumption of only 15μA. It supports a wide voltage range of 3.7V-20V and adjustable sensing distances of 3/7 meters, outputting a 3V TTL level, making it suitable for battery-powered smart home and IoT devices.


Product Features

Ultra-low power consumption: Static current ≤30μA, 1000mAh battery can last up to 3 years.

Wide voltage: 3.7V-20V, compatible with lithium battery, USB 5V, and 12V

Adjustable distance: Dual-range switching between 3m/7m, suitable for spaces of various sizes

Dual mode: Hardware-switchable between repeatable/non-repeatable triggering

Plug and play: 3-wire interface, compatible with ESP32/Arduino/STM32

Multiple packaging options: Plastic encapsulation or TO-5 metal casing available



Main Parameters


Parameter Items

Specification Values

Operating Voltage

DC 2.2V – 3.7V

Quiescent Current

≤15μA

Detection Range

3m / 7m (adjustable)

Detection Angle

110° cone (Fresnel lens)

Output signal

TTL level

Trigger mode

Repeatable

Warm-up time

10 seconds

Package size

TO-5 metal case: 1.2g

Drive capability

OUT pin ≤5mA (external MOS tube required)



Pin Definitions:

Project

Pin definition

Description

1

VSS

Power Ground

2

SENS

Sensitivity pin, 40-460uV, 128-level adjustable

3

VDD

Sensor power supply

4

REL

Sensor output pin, outputs TTL high and low levels


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