specifications of any and all sanyo semiconductor co.,l td. 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 ' sproductsor equipment. 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 equ ipment etc.). the products mentioned herein shall not be intended for use for any "special application" (medica l equipment whose purpose is to sustain life, aerospace instrument, nuclear control device, burning appliances, t ransportation machine, traffic signal system, safety equipment etc.) that shall require extremely high level of re liability and can directly threaten human lives in case of failure or malfunction of the product or may cause har m to human bodies, nor shall they grant any guarantee thereof. if you should intend to use our products for app lications 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 n o consultation or inquiry before the intended use, our customer shall be solely responsible for the use. 60607 ms pc 20070529-s00001 / 20707 ms pc / 22306 ms ot 20051118-s00007 no.a0209-1/6 LB8683CL overview the LB8683CL is a low-voltage, low-saturation forward/reve rse motor driver ic with built-in 1.5-channel bridge. its compact, low-profile package makes it ideal for use in cell phone cameras. using direct microcontroller drive, and the control of the shutter and the voice coil motor for the iris drive, etc.. features ? low voltage operation(2.2v min) ? ultraminiature ecsp2828-10 package (2.8mm 2.8mm 0.8mm) functions ? constant current control (i out = 100ma when r f = 2 ? ) ? built-in thermal protection circuit ? built-in reference voltage circuit (0.2v typical) ? built-in spark killer diodes specifications absolute maximum ratings at ta = 25 c parameter symbol conditions ratings unit maximum supply voltage v cc max -0.3 to +0.8 v output voltage v out max out1, out2, out3 v cc +vsf v input voltage v in max in1, in2, in3 -0.3 to +0.8 v gnd pin source current i gnd per channel 400 ma allowable power dissipation pd max when mounted on a circuit board* 450 mw operating temperature topr -30 to +85 c storage temperature tstg -40 to +150 c * specified circuit board: 20.0mm 10.0mm 0.8mm, paper phenol board. monolithic digital ic for cell phone cameras 1.5-channel bidirectional motor driver ic orderin g numbe r : ena0209b
LB8683CL no.a0209-2/6 allowable operating ranges at ta = 25 c parameter symbol conditions ratings unit supply voltage v cc 2.2 to 7.5 v high-level input voltage v ih 1.5 to 7.5 v low-level input voltage v il in1, in2, in3 -0.3 to +0.5 v electrical characteristics at ta = 25c, v cc = 3.3v ratings parameter symbol conditions min typ max unit i cc 0 in1 = in2 = in3 = 0v 0.1 1 a current drain i cc 1 in1 or in2 or in3 = 3v i o = 100ma rf = 2 ? 5.8 8.0 ma v out 1 in1 or in2 or in3 = 3v i o = 100ma 0.2 0.32 v output saturation voltage v out 2 in1 or in2 or in3 = 3v i out = 200ma (design specification) 0.41 0.62 v i out 1 between rfg and ground: 2 ? 95 100 105 ma constant-current output i out 2 between rfg and ground: 1 ? (design specification) 190 200 210 ma input current i in v in = 3v 50 70 a spark killer diode reverse current i s (leak) 1 a i out = 100ma 1.7 v forward voltage v sf i out = 200ma (design specification) 1.7 v note: the design specifications are design guarantee values and are not tested. package dimensions unit : mm 3301a sanyo : ecsp2828-10 2.8 2.8 0.05 0.325 0.3 (0.2) 0.6 0.075 0.8 (0.8) (0.015) 1 5 10 1 2 6 top view side view bottom view side view -30 -20 0 20 40 60 80 10085 0 100 200 300 400 500 450 pd max -- ta ambient temperature, ta -- c allowable power dissipation, pd max -- mw specified substrate circuit board : 20 100.8mm 3 peper phenol circuit board 230
LB8683CL no.a0209-3/6 pin assignment block diagram constant-current formula: i out = 0.2/r f usage notes ? if v cc is comparatively high, there are case where the use of a mechanical shutter will require 0.01f capacitors to be inserted between the outputs (out pins). ? if only one channel is used and the supply voltage is comp aratively high, there are case wh ere the use of a mechanical shutter will require 0.01f capacitors to be inserted between the outputs (out pins). ? the current is set by the value of the resistor rf inserted between rfg and ground according to the constant-current formula. 1 2 3 4 5 v cc in1 in2 in3 gnd 10 9 8 7 6 out1 rse rfg out2 out3 top view in1 in2 in3 v cc gnd rse rfg r f out3 out2 out1 shutter iris cpu referenc voltage logic circuit thermal protection circuit constant-current control amplifier 0.2v
LB8683CL no.a0209-4/6 truth table input output in1 in2 in3 out1 out2 out3 notes low low - - - standby high low high low - forward low high low high - reverse l high high low high - shutter low low - - - off high low - low high forward low high - high low reverse h high high - high low iris note 1. the [-] entry for the outputs in dicates the off (high-impedance) state. timing chart ? the in1 input selects out1/out2 or out2/out3 drive. ? the in2 and in3 inputs control forward/reverse switching. ? broken lines (----) indicate the off state. ? during out1/out2 or out2/out3 drive, the output high side will be saturated and the low side not saturated. also note that the output is a constant-current output.
LB8683CL no.a0209-5/6
LB8683CL ps no.a0209-6/6 sanyo semiconductor co.,ltd. assumes no responsib ility for equipment failures that result from using products at values that exceed, even momentarily, rate d values (such as maximum ra tings, operating condition ranges, or other parameters) listed in products specif ications of any and all sanyo semiconductor co.,ltd. products described or contained herein. sanyo semiconductor co.,ltd. strives to supply high-qual ity high-reliability products, however, any and all semiconductor products fail or malfunction with some probability. it is possible that these probabilistic failures or malfunction could give rise to acci dents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents that could cause dam age to other property. when designing equipment, adopt safety measures so that these kinds of accidents or e vents cannot occur. such measures include but are not limited to protective circuits and error prevention c ircuits for safe design, redundant design, and structural design. upon using the technical information or products descri bed herein, neither warranty nor license shall be granted with regard to intellectual property rights or any other rights of sanyo semiconductor co.,ltd. or any third party. sanyo semiconductor co.,ltd. shall not be liable f or any claim or suits with regard to a third party's intellctual property rights which has resulted from the use of the technical information and products mentioned above. information (including circuit diagr ams and circuit parameters) herein is for example only; it is not guaranteed for volume production. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equi pment, refer to the "delivery specification" for the sanyo semiconductor co.,ltd. product that you intend to use. in the event that any or all sanyo semiconductor c o.,ltd. products described or contained herein are controlled under any of applicable local export control laws and regulations, such products may require the export license from the authorities conc erned 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 in formation storage or retrieval system, or otherwise, without the prior written consent of sanyo semiconductor co.,ltd. this catalog provides information as of june, 2007. specifications and information herein are subject to change without notice.
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