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LB8649W

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仕様・特性

Ordering number : EN7894B Monolithic Digital IC LB8649W Digital Camera Motor Driver Overview The LB8649W integrates the actuator drivers required by digital cameras on a single chip. Features • Integrates the actuator drivers required by digital cameras on a single chip. 1. Shutter drive ("SH") /AE system constant current output stepping motor or two VCM drivers 2. Zoom system constant voltage output stepping motor or DC motor driver (forward/reverse/brake) 3. AF system constant voltage output stepping motor driver • Zero standby mode current consumption (allows batteries to be connected directly) • Four independent power supply systems (SH/AE, AF, zoom, and input logic systems) • Low-voltage drive (allows operation from two NiMH batteries) • Built-in thermal protection circuit Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Symbol Maximum supply voltage Conditions VB max VCC max Maximum input voltage Ratings Unit VB power supply 10.5 V VCC power supply 10.5 V V VIN max 10.5 Maximum output voltage VOUT max 10.5 V Maximum output current IO max Per channel 600 mA Allowable power dissipation Pd max When mounted on a circuit board *1 1.0 W Operating temperature Topr -20 to +80 °C Storage temperature Tstg -55 to +150 °C *1 Specified circuit board : 76.1 × 114.3 × 1.6mm3, glass epoxy. Any and all SANYO Semiconductor Co.,Ltd. products described or contained herein are, with regard to "standard application", intended for the use as general electronics equipment (home appliances, AV equipment, communication device, office equipment, industrial equipment etc.). The products mentioned herein shall not be intended for use for any "special application" (medical equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, transportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of reliability and can directly threaten human lives in case of failure or malfunction of the product or may cause harm to human bodies, nor shall they grant any guarantee thereof. If you should intend to use our products for applications outside the standard applications of our customer who is considering such use and/or outside the scope of our intended standard applications, please consult with us prior to the intended use. If there is no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. Specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein stipulate the performance, characteristics, and functions of the described products in the independent state, and are not guarantees of the performance, characteristics, and functions of the described products as mounted in the customer' s products or equipment. To verify symptoms and states that cannot be evaluated in an independent device, the customer should always evaluate and test devices mounted in the customer' s products or equipment. 31407 TI PC B8-6247, B8-6569 No.7894-1/9

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