
Maxim Integrated
General Description
The MAX44000 combines a wide-dynamic range ambient light sensor with an integrated infrared proximity sensor. The IC is a perfect solution for touch-screen portable devices.
The IC can consume as low as 11µA (time averaged) in ambient light sensing plus proximity sensing, including external IR LED current.
FEATUREs
♦ Tiny, 2mm x 2mm x 0.6mm UTDFN-Opto Package
♦ VDD = 1.7V to 3.6V
♦ Low-Power Operation
5µA in Ambient Mode
7µA in Ambient Plus Proximity Mode
70µA in Ambient Plus Proximity Mode, Including 100mA LED Current
♦ Excellent Light Source Matching Programmable Green and IR Channel Gains
♦ Integrated Single-Pulse IR LED Driver 10mA to 110mA Programmable Range Internal Ambient Cancellation
♦ -40NC to +105NC Temperature Range
APPLICATIONs
Smartphones
Accessories
Industrial Sensors
Presence Detection