Ordering number : ENA0708 Monolithic Digital IC LB1731J High-Voltage, Current-Sink Output Driver Overview The LB1731J is a 4-channel high-voltage current sink output driver. Inputs are active-low CMOS/TTL logic-level, and outputs are high-voltage open-collector NPN Darlington pairs. Each driver in the LB1731J sinks up to 1.5A and withstands collector voltages of up to 85V. The LB1731J is available in a 16-pin DIP package. Features • For independent high-voltage high-current drivers. • Output clamp diodes. • Input protection diodes. • 5V CMOS- and TTL-compatible logic-level inputs. Specifications Absolute Maximum Ratings at Ta = 25°C Parameter Maximum supply voltage Symbol Conditions Ratings Unit VDD max 7.0 V VCC max 82 V Applied output voltage VO max 85 V Applied input voltage VIN max Output current VIN ≥ GND IO max Clamp diode forward current IFS Allowable power dissipation Pd max Independent IC VDD-7.0 to VDD+10.0 V 1.5 A 1.5 A 1.9 W Operating temperature Topr -40 to +85 °C Storage temperature Tstg -55 to +150 °C 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 equipment etc.). 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 applications 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 no consultation or inquiry before the intended use, our customer shall be solely responsible for the use. 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. 20707 MS PC 20070129-S00002 No.A0708-1/3 LB1731J Allowable Operating Ranges at Ta = 25°C Parameter Symbol Power supply voltage range Conditions Ratings Unit VDD Input ON-level voltage VIN on VIN ≥ GND, IO = 1.0A Input OFF-level voltage VIN off IO ≤ 30μA 3.5 to 7.0 V VDD-7.0 to VDD-2.6 V VDD-0.3 to VDD+10.0 V Electrical Characteristics at Ta = 25°C, VDD = 5.0V Parameter Symbol Ratings Conditions min Output saturation voltage Output sustain voltage Input current Unit typ max VO sat1 VIN = VDD-5.0V, IO = 0.5A 1.2 V VO sat2 VIN = VDD-5.0V, IO = 1.0A 1.5 V VO sat3 VIN = VDD-5.0V, IO = 1.5A 2.0 V VO (sus) IO = 100mA IIN 85 V VDD = 7.0V, VIN = VDD-7.0V 0.5 Clamp diode forward voltage VFS IFS = 1.5A 3.0 mA V Clamp diode reverse current IRS VCC = 62V, VO = 0V 30 μA Package Dimensions unit : mm (typ) 3054B Pd max – Ta Allowable power dissipation, Pd max – W 3.0 19.0 16 0.4 7.62 6.45 9 1 8 (0.61) 2.54 0.5 0.51min (3.46) 1.25 4.26max 1.65 3.5 1.3 2.5 2.0 1.9 Independent IC 1.5 1.0 0.99 0.5 0 – 40 – 20 0 20 40 60 80 85 100 Ambient temperature, Ta – °C SANYO : DIP16F(300mil) Pin Assignment and Block Diagram OUT4 IN4 VDD 16 15 14 GND 13 12 IN3 OUT3 VCC 11 10 9 1 2 3 VCC OUT1 IN1 4 5 GND 6 IN2 7 8 NC OUT2 Top view Pins 1 and 9 are shorted internally. No.A0708-2/3 LB1731J Equivalent Circuit OUT1 OUT2 OUT3 OUT4 VCC 2kΩ 8kΩ 20kΩ 1.25kΩ 13kΩ VDD GND IN1 IN2 IN3 IN4 Recommended Circuit Board Layout Copper foil (Ground) area : 3cm2 Circuit board (80×60mm) 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 specifications of any and all SANYO Semiconductor Co.,Ltd. products described or contained herein. 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 equipment, refer to the "Delivery Specification" for the SANYO Semiconductor Co.,Ltd. product that you intend to use. Information (including circuit diagrams and circuit parameters) herein is for example only; it is not guaranteed for volume production. 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. This catalog provides information as of February, 2007. Specifications and information herein are subject to change without notice. PS No.A0708-3/3