BH6456GUL_12 Datasheet, PDF (1/20 Pages) Rohm – System Lens Driver Series for Mobile Phone Cameras 2-wire serial interface Lens Driver for Voice Coil Motor(I2C BUS compatible)

System Lens Driver Series for Mobile Phone Cameras
2-wire serial interface
Lens Driver for Voice Coil Motor
(I²C BUS compatible)
BH6456GUL
No.12015EAT03
●General Description
The BH6456GUL motor driver provide 1 Full on Driver a
H-bridge.
This lens driver is offered in an ultra-small functional lens
system for use in an auto focus system using a Piezo
actuator.
●Features
 Ultra-small chip size package .
 Low ON-Resistance Power CMOS output.
 Built-in 15MHz Oscillator
 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
●Applications
 For Auto focus of camera module
 Digital still camera
 Camera Modules
 Lens Auto focus
 Web Cameras
●Typical Application Circuit(s)
●Key Specifications
 Pch ON Resistance:
 Nch ON Resistance:
 Standby current consumption:
 15MHz OSC:
 Operating temperature range:
0.70Ω(Typ.)
0.70Ω(Typ.)
0μA (Typ.)
±3.0%
-25℃ to +85℃
●Package(s)
VCSP50L1
W(Typ.) x D(Typ.) x H(Max.)
1.95mm x 1.00mm x 0.55mm
VCC
SDA
2-wire
Serial
TSD
UVLO
Band
Gap
VREG
Interface
SCL
VM
Pre
PS
Controller
15MHz
Driver
H Bridge
OSC
OUTA
OUTB
GND
Fig.1 Block Diagram
○Product structure：Silicon monolithic integrated circuit ○This product is not designed protection against radioactive rays
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2012.03 - Rev.A