Si1102 Optical Sensor Common Specs
- High-performance single-pulse infrared proximity detector with a sensing range of up to 50 cm
- Hardware configuration and fully autonomous operation requires no external MCU or software development
- Threshold reflectance principle overcomes ambiguity associated with motion-based systems
- Adjustable detection threshold and strobe frequency
- Proximity (PRX) status latched between consecutive strobes
- High EMI immunity without shielded packaging
- 2 to 5.5 V power supply
- Operating temperature range: –40 to +85 °C
- Typical 10 μA current consumption
- Current driven (400 mA) or saturated LED driver output
- Cancels dc ambient of at least 100 klux (direct sunlight)
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| Part Number | Description | UV Index | LEDs | Ambient Light Sensor | Interface | Package Type | Package Size (mm) | Proximity |
|---|---|---|---|---|---|---|---|---|
| Infrared proximity sensor | 1 | Digital On/Off | DFN8 | 3x3 | — |
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