LB1973M SANYO | Alldatasheet

Document overview

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Technical content

Features

  • Two-channel H-bridge driver
  • The range of the operation voltage is wide.(1.8V to 7.5V)
  • Small package : MFP10S(225mil)
  • Built-in thermal protection Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Symbol Conditions Ratings Unit Maximum supply voltage VCC max -0.3 to +8.0 V Output voltage VOUT max -0.3 to VCC+VSF V Input voltage VIN max CONT, IN -0.3 to +8.0 V Ground pin source current IGND Per channel 1000 mA Pd max1 For Unit 350 mW Allowable power dissipation Pd max2 Mounted on a circuit board.* 870 mW Operating temperature Topr -20 to +85 °C Storage temperature Tstg -40 to +150 °C * Mounted on a Specified board : 114.3mm×76.1mm×1.6mm, glass epoxy Allowable Operating Ratings at Ta = 25°C Parameter Symbol Conditions Ratings Unit Supply voltage VCC 1.8 to 7.5 V High-level input voltage VIH 1.3 to 7.5 V Low-level input voltage VIL -0.3 to +0.5 V

Electrical Characteristics at Ta = 25°C, VCC = 1.9V Ratings Parameter Symbol Conditions min typ max Unit ICCO1 VCC = 1.9V,IN1 to IN4 = 0V 0.01 1 μA ICCO2 VCC = 3V,IN1 to IN4 = 0V 0.01 1 μA ICC1 IN1 = 1.9V,IN2 to IN4 = 0V 18 25 mA Source current ICC2 IN1 = 3V,IN2 to IN4 = 0V,VCC = 3V 19 26 mA VOUT11 IOUT = 270mA,VCC = 1.9V to 3.6V,VOUT = Upper Tr and Under Tr IN1 = 1.3V,IN2 to IN4 = 0V Supplementation: Standard similar as for IN2 to IN4 = 1.3V 0.2 0.3 V Output saturation voltage1 (single connection) VOUT12 IOUT = 350mA,VCC = 1.9V to 3.6V,VOUT = Upper Tr and Under Tr IN1 = 1.3V,IN2 to IN4 = 0V Supplementation: Standard similar as for IN2 to IN4 = 1.3V 0.25 0.4 V VOUT21 IOUT = 270mA,VCC = 1.9V to 3.6V,VOUT = Upper Tr and Under Tr OUT1-3,OUT2-4 short. IN1 and IN3 = 1.3V,IN2 and IN4 = 0V Supplementation: Standard similar as for IN2 and IN4 = 1.3V 0.12 0.2 V Output saturation voltage2 (parallel connection) VOUT22 IOUT = 500mA,VCC = 1.9V to 3.6V,VOUT = Upper Tr and Under Tr OUT1-3,OUT2-4 short. IN1 and IN3 = 1.3V,IN2 and IN4 = 0V Supplementation: Standard similar as for IN2 and IN4 = 1.3V 0.2 0.35 V Input current IIN VIN = 1.9V 32 70 μA Themal shutdown operation temperature Ttsd 140 °C Temperature hysteresis width ∆T 20 °C Spark killer Diode Reverse current IS(leak) VCC-OUT = 8V,VIN = 0V 10 μA Forword voltage VSF IOUT = 400mA,VIN = 0V 1.7 V Package Dimensions unit : mm (typ) 3086B -20 0 20 40 60 80 100 850 0.2 0.4 0.6 0.8 1.0 Pd max -- Ta 0.45 0.18 0.35 0.87Allowable power dissipation,Pd max - W Ambient temperature, Ta -- °C Mounted on a specified board : 114.3mm x 76.1mm x 1.6mm glass epoxy SANYO : MFP10S(225mil) (0.5) 1.7max 1.00.35 5.0 0.15 6.4 (1.5) 0.1 4.4 0.63 No.A1450-2/5

(Top View) Truth Table Input Output IN1 IN2 IN3 IN4 OUT1 OUT2 OUT3 OUT4 Mode Low Low Low Low Off Off Off Off Standby mode High Low High Low Channel 1, forward Low High - - Low High - - Channel 1, reverse High Low High Low Channel 2, forward - - Low High - - Low High Channel 2, reverse High High - - - - High High The logic output for the first high-level input is produced. Block Diagram VCC GND IN1 IN2 IN3 IN4 OUT1 OUT230K 100K 30K 100K 30K 100K 30K 100K Control Block Circuit Thermal shutdown circuit OUT3 OUT4 No.A1450-3/5

(1) Stepper motor timing chart Timing chart for 2-phase drive IN1 IN3 I IN2 IN4 Channel 1 output mode ForwardStandby Standby Reverse Forward Standby StandbyForward Reverse ForwardChannel 2 output mode Forward Reverse Forward Reverse (2) Timing chart for 1-2 phase drive (Fastdecay mode) IN1 IN3 I IN2 IN4 OFF OFF OFF OFF Channel 1 output mode Channel 2 output mode ForwardStandby Standby Reverse Forward Standby StandbyForward Reverse Forward No.A1450-4/5

PS No.A1450-5/5 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 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 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 diagrams 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 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 in formation storage or retrieval system, or otherwise, without the prior written consent of SANYO Semiconductor Co.,Ltd. 0.01 0.02 0.03 0.04 0.05 0.06 0.00E+00 1.80E-04 2.00E-05 4.00E-05 6.00E-05 8.00E-05 1.00E-04 1.20E-04 1.40E-04 1.60E-04 16 2345 1 2 3 4 5 6 77 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.05 0.1 0.2 0.15 0.25 0.3 0.4 0.35 0.45 ICC -- VCC IIN -- VIN Vsat -- IO Vsat -- IO IN4 This catalog provides information as of Jun, 2010. Specifications and information herein are subject to change without notice. VCC = 1.9V Ta = 25∞C VCC = 1.9V IN3 IN1 2ch drive IN2 Current drain , I - A Supply V oltage , VCC - V OUT24 - OUT13 OUT13 - OUT24 CC 1ch drive Input Current , IIN - A Input V oltage , VIN - V Output Current , IO - A Output Current , IO - A Saturation V oltage , Vsat - V (single connection) (parallel connection)