1. Product Overview
The GH7184 series is an ultra-low power human infrared sensing module with a static power consumption of only 15 μ A. It supports a wide voltage range of 3.7V-20V and an adjustable sensing distance of 3/7 meters. It outputs a 3V TTL level and is suitable for battery powered smart homes and IoT devices.
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2. Product features
Ultra low power consumption: Static current ≤ 30 μ A, 1000mAh battery life of 3 years
Wide voltage: 3.7V-20V, compatible with lithium batteries USB 5V、12V
Adjustable distance: 3 meters/7 meters dual mode switching, suitable for different sizes and spaces
Dual mode: Hardware switching can be triggered repeatedly/non repeatedly
Plug and play: 3-wire interface, compatible with ESP32/Arduino/STM32
Multiple packaging options: plastic packaging and TO-5 metal casing are available
Parameter/specification value
Working voltage DC 2.2V-3.7V
Static current ≤ 15 μ A
Sensing distance 3 meters/7 meters (adjustable)
Induction angle 110 ° cone (Fresnel lens)
Output signal TTL level
The triggering mode can be repeated
Preheating time 10 seconds
Packaging size TO-5 metal shell: 1.2g
Drive capability OUT pin ≤ 5mA (requires external MOS transistor)