LB8648T

www.DataSheet4U.com Ordering number : ENN*7892 LB8648T Feature and functions Monolithic Digital IC DSC Driver Actuator driver for digital cameras embedded in one chip 1. Constant current control for AF (auto focus) Stepping motor × 1 → 1-2 phase, 2 phase excitation possible. 2. Constant current control for SH (shutter)/AE (aperture) VCM (Voice Coil Motor) × 2 → SH implements start-up/falling correction circuit. 3. Constant voltage control for ZOOM DC motor × 1 → Operation by direct battery connection. Stand-by current consumed is 0 (zero). 2 power source systems (direct source connection, DC/DC systems) Large working voltage range (2.2 to 9V). Low saturation output Built-in overheat protection circuitry Absolute Maximum Ratings at Ta = 25°C Parameter Max. Power Source Voltage Symbol VB max VCC max Max. Input Applied Voltage Max. Output Applied Voltage Max. Output Current Allowable Power Consumption Operating Temperature Storage Temperature VIN max VOUT max IO max Pd max1 Topr1 Tstg VB VCC MD1, MD2, MD3, IN1, IN2, INA, INB OUT1, OUT2, OUT3, OUT4, OUT5, OUT6 per CH Circuit board mounting (*1) Conditions Ratings 10.5 10.5 10.5 10.5 600 1000 -20 to +80 -55 to +150 Unit V V V mA mW °C °C (*1) Standard mounting circuit board : 76.1mm × 114.3mm × 1.6mm glass epoxy resin w w w .D at h S a t e e 4U . m o c 82504 JO IM No.7892-1/8 www.DataSheet4U.com LB8648T Allowable Operating Range at Ta = 25°C Parameter Source Voltage Range VB VCC Input Pin “H” Voltag...