Datasheet Ambient Light Sensor IC Series Analog Current Output Type Ambient Light Sensor IC BH1682FVC General Description Key Specifications BH1682FVC is an analog current output type ambient VCC Voltage Range: 2.3V to 5.5V light sensor IC. The output is proportion to logarithm of Detection Range: 55klx (Typ) illuminance. It has wide illuminance detection range and IOUT Output Current at 100lx: 20A (Typ) is suitable for the application of display brightness Shutdown Current: 0.1A (Typ) control. Operating Temperature Range: -40C to +85C Features Package W(Typ) x D(Typ) x H(Max) Built-in log scale current AMP WSOF5 1.60mm x 1.60mm x 0.60mm Built-in Ircut filter Built-in shutdown function Correspond to 1.8V logic interface Applications Mobile Phone, LCD TV, Note PC, Portable Game Machine, Digital Camera, LCD Display, etc. WSOF5 Typical Application Circuits 0.1F VCC EN Micro NC Controller Log scale IOUT PD current AMP R L GND Product structureSilicon monolithic integrated circuit. This product has no designed protection against radioactive rays. This product does not include laser transmitter. This product does not include optical load. This product includes Photo detector, ( Photo Diode ) inside of itw ww.rohm.com TSZ02201-0M3M0F616040-1-2 2015 ROHM Co., Ltd. All rights reserved. 1/11 TSZ22111 14 001 13.May.2016 Rev.001 IRCUT FILTER BH1682FVC Pin Configuration TOP VIEW VCC IOUT 1 5 2 GND 3 NC 4 EN Pin Description Pin No. Pin Name Function 1 VCC Power supply 2 GND Ground Mode select 3 EN H: Operating mode, L: Shutdown mode 4 NC Non connect Current output pin 5 IOUT It outputs current which depends on illuminance. Block Diagram VCC EN NC Log scale PD current IOUT AMP GND Description of Blocks PD Photodiode Log scale current AMP Current amplifier. It amplifies PD current and perform logarithmic transform. www.rohm.com TSZ02201-0M3M0F616040-1-2 2015 ROHM Co., Ltd. All rights reserved. 2/11 TSZ22111 15 001 13.May.2016 Rev.001 IRCUT FILTER