Generic
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Passive infrared motion detector with adjustable sensitivity and hold time. Outputs a clean 3.3V high while motion is detected.
| Part number | PIR HC-SR501 |
|---|---|
| Manufacturer | Generic |
| Category | Sensors › Touch & Gesture |
| Package | Header-1x3 |
| Pins | 3 |
| Voltage (max) | 3.3 V |
PIR HC-SR501 pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | VCC | power | Supply, 4.5–20V |
| 2 | OUT | output | High while motion is detected |
| 3 | GND | ground | Ground |
Schematic symbol and footprint
Schematic symbol
Footprint: Header 1x3 — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
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