LB1935FA SANYO | Alldatasheet

Document overview

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Technical content

Features

  • Low saturation voltage, VO (sat) = 0.3V typ at IO = 150mA
  • Built-in shoot-through current protection circuit
  • No standby current consumption (or zero)
  • Built-in thermal shutdown circuit
  • Micro10 small-sized package Absolute Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Ratings Unit Maximum power source voltage VCC max -0.3 to +8.0 V Applied output voltage VOUT max OUT1, OUT2, OUT3, OUT4 pin VCC+VSF V Applied input voltage VIN max ENA, IN1, IN2 pin -0.3 to +8.0 V GND Pin outflow current I GND Per channel 400 mA Allowable power dissipation Pd max With substrate* 400 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 Caution 1) Absolute maximum ratings represent the value which cannot be exceeded for any length of time. Caution 2) Even when the device is used within the range of absolute maximum ratings, as a result of continuous usage under high 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 Stepping Motor Driver IC

No.A2060-2/4 Allowable Operating Range at Ta = 25°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°C, VCC = 3.3V Parameter Symbol Conditions Ratings Unit min typ max Power source current I CC0 ENA = 0V, V IN = 3V or 0V 0.1 1 μA ICC1 ENA = 3V, V IN = 3V or 0V 13 19 mA Output saturation voltage V OUT1 ENA = 3V, V IN = 3V or 0V, IOUT = 100mA 0.2 0.3 V VOUT2 ENA = 3V, V IN = 3V or 0V, IOUT = 200mA 0.4 0.6 V Input current I IN V IN = 3V 40 60 μA IENA VENA = 3V 40 60 μA Spark killer diode Reverse current IS(leak) 1 μA Forward voltage VSF I OUT = 200mA 1.7 V Package Dimensions unit : mm (typ) 3428 Pin Assignments SANYO : Micro10 3.0 0.25 0.16 0.5 4.91.03 0.1 3.0 0.55 Pd max -- Ta -20 500 300 400 100 200 200 40 60 80 100 Ambient temperature, Ta -- °C Specified Substrate : 20.0×10.0×0.8mm3 Peper phenol Allowable power dissipation, Pd max -- mW 240 VCC IN2 1 10 Top view LB1935FA IN1 ENA (NC) OUT4 OUT1 OUT3 OUT2 GND

No.A2060-3/4 Block Diagram Truth Table Input Output Remarks ENA IN1 IN2 OUT1 OUT2 OUT3 OUT4 L - - OFF OFF OFF OFF Standby H L L H L H L 2-phase excitation L H H L L H H H L H L H H L L H H L

No.A2060-4/4 Timing Chart Timing chart below shows the 2 phase excitation stepping motor. This catalog provides information as of May, 2012. Specifications and inform ation herein are subject to change without notice. OUT1 OUT2 OUT3 OUT4 ENA IN1 IN2 SANYO Semiconductor Co.,Ltd. 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 specif ications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein. Regarding monolithic semiconductors, if you should intend to use this IC continuously under high temperature, high current, high voltage, or drastic temperature change, even if it is used within the range of absolute maximum ratings or operating conditions, there is a possibility of decrease reliability. Please contact us for a confirmation. SANYO Semiconductor Co.,Ltd. strives to supply high-quality 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 accidents or events that could endanger human lives, trouble that could give rise to smoke or fire, or accidents 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 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. Any and all information described or contained herein are subject to change without notice due to product/technology improvement, etc. When designing equ ipment, refer to the "Delivery Specification" for the SANYO Semiconductor Co.,Ltd. product that you intend to use. 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 intellectual property rights which has resulted from the use of the technical information and products mentioned above.