Si1145/46/47
PROXIMITY/UV/AMBIENT LIGHT SENSOR IC WITH I2C INTERFACE
Features
Integrated infrared proximity detector Integrated UV index sensor
Proximity detection adjustable from Industry's lowest power consumption
under 1 cm to over 50 cm
1.
71 to 3.
6 V supply
voltage
Three independent LED drivers
9 µA average current (LED pulsed
15 current settings from 5.
6 mA to
25.
6 µs every 800 ms at 180 mA
360 mA for each LED driver
plus 3 µA Si114x supply)
25.
6 µs LED driver pulse width
500 nA standby current
50 cm proximity range with single
Internal and external wake support
pulse (3 klx)
Built-in
voltage supply monitor and
15 cm proximity range with...