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Ordering number : ENN*7893
LB8649FN
Feature
Monolithic Digital IC
Motor Driver for DSCs
• Actuator drivers for digital cameras embedded in one chip. 1. Constant current output car stepping motor for SH/AE or VCM × 2 2. Constant voltage output car stepping motor for ZOOM or DC motor driver (Normal rotation/Reverse rotation/Brake) 3. Constant voltage output car stepping motor for AF • No standby current consumption (or zero). (Direct battery connection possible.) • 4 systems for independent power supply (SH/AE, AF, ZOOM or input logic system) • Low voltage driving (Driving by two nickel hydride batteries possible) • Built-in thermal protection circuitry
Absolute Maximum Ratings at Ta = 25°C
Parameter Max. Power Source Voltage Symbol VB max VCC max Max.