Ordering number : EN8084A LB8655T Monolithic Digital IC Driver for Digital Still Cameras Features • Actuator driver for digital cameras embedded in one chip. (1) Saturation output for AF - Stepping motor (1 phase, 2 phase and 1-2 phase excitation possible) (2) Constant current control output for SH • Quick charge and quick discharge circuitry allow the stabilization of response speeds. • Input port 1 allows shutter close control. • When shutter opening control, open-loop constant current control is possible. (3) Saturation output for AE - voice coil motor drive (4) ZOOM (lens barrel) - Constant voltage DC motor driver (Forward evolution/Reverse evolution/Brake) Synchronous actuator driving with zoom is possible. • No standby current consumption (or zero). • 2 system power source (VB : for DC motor, VCC : others) • Low saturation output • Built-in thermal protection circuitry • Small, thin package Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Maximum Power Source Voltage Symbol Conditions Ratings Unit VB max VB 10.5 VCC max VCC 10.5 V Maximum Applied Input Voltage VIN max MD1, 2, IN1, 2, INA, B, EN 10.5 Maximum Applied Output Voltage VOUT max OUT1 to 6, A, B 10.5 V V Maximum Output Current 1 IO max1 OUT1 400 mA Maximum Output Current 2 IO max2 OUT2 to 6 600 mA Maximum Output Current 3 IO max3 OUTA, B 800 mA Allowable Power Dissipation Pd max Substrate mounting (*1) 800 mW Operating Temperature Topr -20 to +80 °C Storage Temperature Tstg -55 to +150 °C (*1) Mounting substrate : 76.1mm×114.3mm×1.6mm glass epoxy resin Any and all SANYO Semiconductor products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft's control systems, or other applications whose failure can be reasonably expected to result in serious physical and/or material damage. Consult with your SANYO Semiconductor representative nearest you before using any SANYO Semiconductor products described or contained herein in such applications. SANYO Semiconductor assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all SANYO Semiconductor products described or contained herein. D2006 SY IM B8-8121 No.8084-1/5 LB8655T Allowable Operating Range at Ta = 25°C Parameter Source Voltage Range Symbol VB Conditions Ratings (*2) Unit 2.0 to 10 VCC V 2.0 to 10 Input Pin High Level Voltage VINH MD1, 2, IN1, 2, EN, INA, B 1.8 to 10 Input Pin Low Level Voltage VINL MD1, 2, IN1, 2, EN, INA, B -0.3 to 0.4 V Constant Voltage Setting Input Range VOC VC -0.1 to VB V V (*2) No restriction on priority among applied voltages of VB (Battery power source), VCC (step-up power source) and VIN (CPU power source). Example1 : VB = 3.3V, VCC = 4.0V, VIN = 5.0V Example2 : VB = 3.3V, VIN = 5.0V Electrical Characteristics at Ta = 25°C, VB = VCC = 3V, Rf = 1Ω Parameter Symbol Ratings Conditions min typ Unit max µA Standby Current Consumption ICC0 VB = VCC = 8.0V MD1 to 3, IN1 to 4 = L 0.1 5.0 VCC Operating Current Consumption ICC1 AF mode IN1 = H (2 phase excitation) 24 32 ICC2 AF mode IN1 = H (1 phase excitation) 14 21 ICC3 SH mode IN1 = L 40 52 ICC4 SH mode IN1 = H RILM = 2kΩ 16 20 VB Operating Current Consumption IB ZOOM mode INA = H 8 15 Reference Voltage Vref Iref = -500µA 1.8 1.86 Reference Voltage start-up time Tr Design guaranteed 0.5 2.0 µs Input Pin Current IIN VIN = 5.0V 70 90 µA Overheat Protection Operation THD Design guaranteed (*3) 160 180 200 °C Temperature 1.74 mA mA V [Stepping motor driver for AF] (OUT2 to 3, OUT5 to 6) Output Saturation Voltage 1 VSAT1 VCC = 3.3V, IO = 0.2A (upper and lower) 0.15 0.25 0.40 V VSAT2 VCC = 3.3V, IO = 0.2A (upper and lower) 0.15 0.25 0.40 V Output Constant Current 1 IO1 OUT2→OUT1 VCC = 3.0 to 3.7V, Rf = 0.53Ω 203 215 227 Output Constant Current 2 IO2 OUT1→OUT2 VCC = 4.2V RILM = 1.6kΩ 162 180 198 Output Saturation Voltage 3 VSAT3 VCC = 3.3V, IO = 0.2A (upper and lower) 0.2 0.3 0.45 Output Constant Voltage VO VB = 3.0 to 3.7V, VC = 0.5V 2.41 2.53 2.65 V Output Saturation Voltage 4 VSAT4 VB = 3.3V, IO = 0.3A (upper and lower) 0.20 0.35 0.45 V Output Saturation Voltage 5 VSAT5 VB = 3.3V, IO = 0.3A (upper) 0.1 0.15 0.25 V [AE driver] (OUT4 to 5) Output Saturation Voltage 2 [SH driver] (OUT1 to 2) mA V [DC motor driver for ZOOM] (OUTA to B) (*3) For the characteristic within the guaranteed temperature range, shipping check is performed at Ta = 25°C. For all temperature range, it is design guaranteed. No.8084-2/5 LB8655T Package Dimensions unit : mm (typ) 3260A 6.5 0.5 6.4 13 4.4 24 12 1 0.5 0.15 0.22 0.08 1.2max (1.0) (0.5) SANYO : TSSOP24(225mil) Pin Assignment VCC 1 24 RFG ILM 2 23 GND INA 3 22 OUT1 INB 4 21 OUT2 EN 5 20 OUT3 MD1 6 MD2 7 18 OUT5 IN1 8 17 OUT6 IN2 9 16 OUTA VREF 10 LB8655T 19 OUT4 15 OUTB FC 11 14 GND VC 12 13 VB Top view (Note) Both 2 pins are connected to GND pin. No.8084-3/5 LB8655T True Value Table (1) DC motor constant voltage control for ZOOM Input INA Output INB OUTA VREF Mode OUTB L L - - H L H L L H L H H H L L - Standby Forward evolution ON Reverse rotation Brake (*): Don’t care. (-): Output OFF H: Constant voltage output is 5 times the VC pin applied voltage. (2) AF/SH/AE constant current control Input Output MD2 IN1 IN2 L L L L L - - - - - - - Standby (0µA) L * * * * - - - - - - - Output interruption H L L H H H L H L H H OUT2 OUT3 OUT4 OUT5 Mode MD1 H OUT1 VREF EN OUT6 L * L H - - - - H * H L - - - - L L - - - - - - H L - - - H L - AE L H - - - L H - (VCM) H H - - - - - - SH L L - - - - H L H L - H L - - - AF H H - - - - L H (1-phase excitation) L H - L H - - - L L - L H - H L H L - H L - H L AF (2-phase excitation) H H - H L - L H L H - L H - L H ON (*): Don’t care. (-): Output OFF L: Constant current output Note: When the current flows from OUT1 to OUT2, easy constant current output function is ON. The output current is controlled by the resistance value connected between the ILM pin and GND. No.8084-4/5 LB8655T Specifications of any and all SANYO Semiconductor 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. SANYO Semiconductor Co., Ltd. strives to supply high-quality high-reliability products. However, any and all semiconductor products fail with some probability. It is possible that these probabilistic failures could give rise to accidents or events that could endanger human lives, that could give rise to smoke or fire, or that could cause damage to other property. When designing equipment, adopt safety measures so that these kinds of accidents or events cannot occur. Such measures include but are not limited to protective circuits and error prevention circuits for safe design, redundant design, and structural design. In the event that any or all SANYO Semiconductor products (including technical data,services) described or contained herein are controlled under any of applicable local export control laws and regulations, such products must not be exported without obtaining the export license from the authorities concerned in accordance with the above law. No part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, including photocopying and recording, or any information storage or retrieval system, or otherwise, without the prior written permission of SANYO Semiconductor Co., Ltd. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equipment, refer to the "Delivery Specification" for the SANYO Semiconductor product that you intend to use. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. SANYO Semiconductor believes information herein is accurate and reliable, but no guarantees are made or implied regarding its use or any infringements of intellectual property rights or other rights of third parties. This catalog provides information as of December, 2006. Specifications and information herein are subject to change without notice. PS No.8084-5/5