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. 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. 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 new introduction or other application different from current conditions on the usage of automotive device, communication device, office equipment, industrial equipment etc. , please consult with us about usage conditi on (temperature, operation time etc.) 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. 40412 sy 20120305-s00003 no.a2026-1/4 LB1638MC overview the LB1638MC are low-saturation bidirectional motor driv er ics for use in low-voltage applications. at an i o of 500ma, they have a low saturation output of v o (sat) = 0.75v. they are es pecially suited for use in compact motor of portable equipment. features ? low voltage operation (2.5v min.) ? low saturation voltage (upper transistor + lower transistor residual voltage; at i o = 500ma, v o (sat) = 0.75v typ.) ? low current drain at standby mode (i cco = 0.1 a typ. or less) ? separate logic power supply and motor power supply ? brake function ? 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 +10.5 v v s max -0.3 to +10.5 v output applied voltage v out -0.3 to v cc + v sf v input applied voltage v in -0.3 to +10.0 v ground pin flow-out current i gnd 1.0 a allowable power dissipation pd max mounted on a specified board 820 mw operating temperature topr -20 to +75 c storage temperature tstg -40 to +125 c * specified board: 114.3mm 76.1mm 1.6mm, glass epoxy board. caution 1) absolute maximum ratings represent the va lue which cannot be exceeded for any length of time. caution 2) even when the device is used within the range of absolu te maximum ratings, as a result of continuous usage under hig h temperature, high current, high voltage, or drastic temperature change, the reliability of the ic may be degraded. please contact us for the further details. monolithic digital ic low-voltage, low-saturation bidirectional motor driver orderin g numbe r : ena2026
LB1638MC no.a2026-2/4 allowable operating conditions at ta = 25 c parameter symbol conditions ratings unit supply voltage range v cc 2.5 to 9.0 v v s 2.2 to 9.0 v input high-level voltage v ih 2.0 to 9.0 v input low-level v il -0.3 to +0.7 v electrical characteristics at ta = 25 c, v cc = 5v parameter symbol conditions ratings unit min typ max current drain i cc 0 v in 1,2 i cc + i s 10 a i cc 1 v in 1 = 3v, v in 2 = 0v i cc + i s 20 ma i cc 2 v in 1,2 = 3v i cc + i s 40 ma output saturation voltage (upper + lower) v out 1 i out = 200ma 0.25 0.5 v v out 2 i out = 500ma 0.70 1.3 v output pin voltage difference i o = 200ma 0.1 v output sustain voltage v o (sus) i out = 500ma 9 v input current i in v in = 7v, v cc = 7v 0.5 ma spark killer diode reverse current i s (leak) v cc , v s = 7v 10 a forward voltage v sf i out = 200ma 1.7 v package dimensions unit : mm (typ) 3426 -20 0 20 40 60 80 100 0 750 500 250 pd max -- ta 1000 75 820 492 ambient temperature, ta -- c allowable power dissipation, pd max -- mw specified board: 114.3 76.1 1.6mm 3 glass epoxy board. sanyo : soic10 5.0 4.4 6.4 6 10 5 1 0.835 0.15 0.37 0.35 1.0 0.175 1.5 1.75 max
LB1638MC no.a2026-3/4 pin assignment 1 gnd 2 in1 3 v cc 4 in2 5 gnd 10 9 8 7 6 nc out1 v s out2 nc LB1638MC note: both ground pins must be grounded. truth table in1 in2 out1 out2 mode h l h l forward l h l h reverse h h l l brake l l off off standby block diagram and sample application circuit note: when using the same power supply for v s and v cc , short the v cc and v s pins to each other or insert a capacitor in the v cc line. 8 v s 3 2 4 1 5 9 7 v cc in1 in2 gnd gnd m out2 out1 controller
LB1638MC ps no.a2026-4/4 this catalog provides information as of april, 2012. specifications and information herein are subject to change without notice. v o (sat) -- i o i s -- v s i in -- v in i cc -- v cc 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 30 0 25 20 15 10 5 012345678 012345678 12 0 10 8 6 4 2 500 0 400 300 200 100 v cc = v s = 3v ta = 25 c v cc = v in = 3v ta = 25 c v cc = v s = 3v ta = 25 c v cc = v in = 3v ta = 25 c output current, i o -- a output saturation voltage, v o (sat) -- v power supply voltage, v s -- v reverse current, i s -- ma brake forward / reverse brake forward / reverse power supply voltage, v s -- v current drain, i cc -- a input voltage, v in -- v input current, i in -- a sanyo semiconductor co.,ltd. assumes no responsib ility 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 co.,ltd. products described or contained herein. sanyo semiconductor co.,ltd. strives to supply high-quality high-reliab ility pr oducts, however, any and all semiconductor products fail or malfunction with some probab ility. it is possible that these pr obab ilistic failures or malfunction could give rise to accidents 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 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. upon using the technical information or products described 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 for 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. any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. when designing equip ment, 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 co.,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 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 consent of sanyo semiconductor co.,ltd.
|
