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BH6455GUL-E2
System Lens Driver Series for Mobile Phone Cameras 2 wire serial interface Lens Driver for Voice Coil Motor (I2C BUS compatible) No.12015EAT04 BH6455GUL ●General Description The BH6455GUL motor driver provide 1 Constant -Current Driver 0.25ch bridge. This lens driver is offered in an ultra-small functional lens system for use in an auto focus system using a Voice Coil motor. ●Key Specifications ESD resistance (Human Body Model); 8000V Pch ON Resistance: 1.20Ω(Typ.) Nch ON Resistance: 0.40Ω(Typ.) Standby current consumption: 0μA (Typ.) Operating temperature range: -25℃ to +85℃ ●Features Ultra-small chip size package . Low ON-Resistance Power CMOS output. Built-in ±5% high-precision Constant-Voltage Driver (phase compensation capacitor-free design) Built-in UVLO (Under Voltage Locked Out: UVLO). Built-in TSD (Thermal Shut Down) circuit. Standby current consumption: 0μA Typ. 1.8V can be put into each control input terminal ●Package(s) VCSP50L1 W(Typ.) x D(Typ.) x H(Max.) 1.50mm x 1.00mm x 0.55mm ●Applications Cell Phone Digital still camera Camera Modules Lens Auto focus Web Cameras ●Typical Application Circuit 0.1～10uF + VCC VCC PS Power Save TSD&UVLO VCC BandGap OUT SCL I2C bus Interface & Control logic Pre Driver + - SDA ISINK 10 OSC BandGap 10bit DAC V/I convertor RNF =1.0O VREF GND Fig.1 Block Diagram ○Product structure：Silicon monolithic integrated circuit www.rohm.com © 2012 ROHM Co., Ltd. All rights reserved. ○This product is not designed protection against radioactive rays 1/12 2012.02 - Rev.A
ROHM
ローム株式会社
日本
炭素皮膜抵抗の特許を元に創業した。社名のROHM（R:抵抗 Ohm:抵抗を示す単位）はそこに由来する。その後、大規模集積回路の製造を手がけ始め、現在は様々な機能を顧客の要望に応じてLSI上に集積するカスタムLSIが主力となっている。
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