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 im b8-7254,b8-7758 / 92706 /n3004 tn im / 91004 jo im no.7932-1/6 lb1935t lb1935cl overview lb1935t/lb1935cl is ic with forward/reverse motor drive 2-channel in which low saturation voltage and low voltage operation possible. its small sized package is optimal for 2 ph ase excitation drive of 2 phase bipolar stepping motors for various portable devices such as digital still cameras. features ? low saturation voltage, v o (sat) = 0.3v typ at i o = 150ma ? built-in shoot-through current protection circuit ? no standby current consumption (or zero) ? built-in thermal shutdown circuit ? msop10 small-sized package (3.0mm 4.9mm 1.1mm typ) [lb1935t] ? ecsp2828-10 ultraminiature leadless package (2.8mm 2.8mm 0.8mm typ) [lb1935cl] absolute maximum ratings at ta = 25 c parameter symbol conditions ratings unit maximum power source voltage v cc max -0.3 to +8.0 v applied output voltage v out max out1, out2, out3, out4 pin v cc +vsf v applied input voltage v in max ena, in1, in2 pin -0.3 to +8.0 v gnd pin outflow current i gnd per channel 400 ma pd max with substrate* [lb1935t] 400 mw allowable power dissipation pd max with substrate* [lb1935cl] 450 mw operating temperature topr -20 to +75 c storage temperature tstg -40 to +150 c * specified substrate : 20.0mm 10.0mm 0.8mm, paper phenol monolithic digital ic stepping motor driver ic orderin g numbe r : en7932d
lb1935t, lb1935cl no.7932-2/6 allowable operating range at ta = 25 q c parameter symbol conditions ratings unit source voltage v cc 2.2 to 7.5 v input high level voltage v ih ena, in1, in2 pin 1.8 to 7.5 v input low level voltage v il ena, in1, in2 pin -0.3 to +0.7 v electric characteristics at ta = 25 q c, v cc = 3.3v ratings parameter symbol conditions min typ max unit i cc 0 ena = 0v, v in = 3v or 0v 0.1 1 p a power source current i cc 1 ena = 3v, v in = 3v or 0v 13 19 ma v out 1 ena = 3v, v in = 3v or 0v, i out = 100ma 0.2 0.3 v output saturation voltage v out 2 ena = 3v, v in = 3v or 0v, i out = 200ma * [lb1935t only] 0.4 0.6 v i in v in = 3v 40 60 p a input current iena vena = 3v 40 60 p a spark killer diode reverse current is(leak) 1 p a forward voltage vsf i out = 200ma * [lb1935t only] 1.7 v note : *for lb1935cl, it is a design assured value. package dimensions unit : mm (typ) 3297 [lb1935t] package dimensions unit : mm (typ) 3301a [lb1935cl] sanyo : msop10(150mil) 0.5 0.125 3.0 3.0 4.9 (0.85) 0.08 1.1 max 0.5 (0.5) 1 5 6 10 0.2 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
lb1935t, lb1935cl no.7932-3/6 pin assignments lb1935t 2 in2 3 ena 4 in1 5 (nc) 6 gnd 7 out2 8 out1 10 out4 9 out3 1 v cc top view ilb01601 lb1935cl 2 in2 3 ena 4 in1 5 (nc) 6 gnd 7 out2 8 out1 10 out4 9 out3 1 v cc top view 0 pd max -- ta ilb01610 -20 500 300 400 100 200 20 0 40 60 80 100 0 pd max -- ta ilb01691 -20 500 300 400 450 100 200 20 0 40 60 80 100 [lb1935t] [lb1935cl] 270 ambient temperature, ta -- c ambient temperature, ta -- c specified substrate : 20.0 10.0 0.8mm 3 peper phenol specified substrate : 20.0 10.0 0.8mm 3 peper phenol allowable power dissipation, pd max -- mw allowable power dissipation, pd max -- mw 240
lb1935t, lb1935cl no.7932-4/6 block diagram truth table input output ena in1 in2 out1 out2 out3 out4 remarks l - - off off off off stdby l l h l h l l h h l l h h h l h l h h h l l h h l 2-phase excitation
lb1935t, lb1935cl no.7932-5/6 timing chart timing chart below shows the 2 phase excitation stepping motor.
lb1935t, lb1935cl ps no.7932-6/6 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 probabi lity. 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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