Stepper Motor Driver 3.3V 48-Pin VQFP-C

In addition to auto focus, stepping motors can be used for zoom, aperture, and the lens cover. Constant current drivers for shutter include the simple Full On type, high accuracy linear type, and high efficiency PWM type. Select the ideal solution based on your needs. ·4-channels H-Bridge driver for Full-On Drive (ON resistance=1.2OTyp.)
·2-channels H-Bridge driver for Peak current control PWM Current Drive Mode (ON resistance=1.2OTyp.)
·Built-in peak current control PWM Constant-Current Driver
·Built-in charge pump circuit for the upper DMOS gate drive
·Serial interface 3-line bus control input
·Drive mode switching function (EN / IN Mode or IN / IN Mode)
·UVLO (Under Voltage Lockout Protection)
·Built-in TSD (Thermal Shut Down) circuit
·Standby current consumption 0µA Typ.
·48PIN QFP Package (9.0mm×9.0mm×1.60mm Max.)