6N138 High Sensitivity, High Speed *OPIC Photocoupler 6N138 Features Outline Dimensions 1. High current transfer ratio ( CTR : MIN. 300% at IF=1.6mA ) 2. High speed response ( tPHL1 : TYP. 2s at RL=2.2k ) 3. Instantaneous common mode rejection voltage ( CMH : TYP. 500V/s ) 4. TTL compatible output 5. Recognized by UL, file No. E64380 0.85 0.3 8 7 3 2 Internal connection diagram 5 6 8 7 6 5 1 2 3 4 6.5 0.5 6N138 1 ( Unit : mm ) 1.2 0.3 0.8 4 7.62 0.3 Primary side mark (Sunken place) 0.5 TYP. 1. 2. 3. 4. 3.7 0.5 Applications 3.5 0.5 9.22 0.5 Interfaces for computer peripherals Measuring instruments, Control equipment Telephone sets Signal transmission between circuits of different potentials and impedances =0 to 13 2.540.25 0.5 0.1 0.26 0.1 NC 5 GND 2 Anode 6 VO 3 Cathode 7 VB 8 VCC 1 4 NC * "OPIC" (Optical IC) is a trademark of the SHARP Corporation. An OPIC consists of a light-detecting element and signalprocessing circuit integrated onto a single chip. Absolute Maximum Ratings *1 Input *2 Output *3 *4 *5 *1 *2 *3 *4 *5 Parameter Forward current Peak forward current Peak transient forward current Reverse voltage Power dissipation Supply voltage Output voltage Emitter-base reverse withstand voltage (Pin 5 to 7) Average output current Power dissipation Isolation voltage Operating temperature Storage temperature Soldering temperature ( Ta=25C ) Symbol Rating Unit IF IF IFM VR P VCC VO 20 40 1 5 35 -0.5 to +7 -0.5 to +7 mA mA A V mW V V VEBO 0.5 V IO PO 60 100 2.5 0 to +70 -55 to +125 260 mA mW kV C C C Viso(rms) Topr Tstg Tsol 50% duty cycle, Pulse width=1ms Pulse width1s, 300pulse/s Decreases at the rate of 0.7mA/C if the external temperature is 25C or more. 40 to 60% RH, AC for 1 minute For 10 seconds Notice In the absence of confirmation by device specification sheets, SHARP takes no responsibility for any defects that may occur in equipment using any SHARP devices shown in catalogs, data books, etc. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. Internet Internet address for Electronic Components Group http://www.sharp.co.jp/ecg/ 6N138 Electro-optical Characteristics (Ta=0 to 70C unless otherwise specified ) Parameter *6 Symbol CTR VOL IOH ICCL ICCH VF Current transfer ratio Logic (0) output voltage Logic (1) output current Logic (0) supply current Logic (1) supply current Input forward voltage Input forward voltage temperature coefficient Input reverse voltage Input capacitance *7 BVR CIN *8 Leak current (input-output) *8 Isolation resistance (input-output) Capacitance (input-output) *8 II-O RI-O CI-O Conditions MIN. IF=1.6mA, VO =0.4V, VCC=4.5V 300 IO=4.8mA, VCC=4.5V, IF =1.6mA - IF =0, VCC =VO =7V - IF =1.6mA, VCC=5V, VO =open - I F=0, VCC=5V, VO =open - IF =1.6mA, Ta=25C - IF =1.6mA IR=10A, Ta=25C VF =0, f=1MHz Ta=25C, 45%RH, t=5s VI-O=3kV DC VI-O=500V DC f=1MHz TYP. 1 600 0.1 0.1 0.5 10 1.5 MAX. - 0.4 250 - - 1.7 Unit % V A mA nA V - -1.9 - mV/C 5.0 - - 60 - - V pF - - 1.0 A - - pF - - 12 10 0.6 Note) Type value : at Ta=25C *6 Current transfer ratio is the ratio of input current and output current expressed in %. *7 VF / Ta *8 Measured as 2-pin element (Short 1, 2, 3, 4 and 5, 6, 7, 8) Switching Characteristics ( Ta=25C, VCC =5V ) Parameter *9 *9 *10 *11 *10 *11 Symbol Propagation delay time Output (1) (0) Propagation delay time Output (0) (1) Instantaneous common mode rejection voltage " output (1) " Instantaneous common mode rejection voltage " output (0) " tPHL tPLH CMH CML Conditions IF =1.6mA RL =2.2k IF =1.6mA RL =2.2k IF =0, V CM =10V P-P RL =2.2k IF =1.6mA, V CM =10V P-P RL =2.2k MIN. TYP. MAX. Unit - 2 10 s - 7 35 s - 500 - V/s - -500 - V/s *10 Instantaneous common mode rejection voltage " output (1) " represents a common mode voltage variation that can hold the output above (1) level (VO>2.0V) Instantaneous common mode rejection voltage " output (0) " represents a common mode voltage variation that can hold the output above (0) level (VO<0.8V) *9 Test Circuit for Propagation Delay Time Pulse generator Pulse input duty ratio =1/10 IF 0 IF IF monitor 100 VCC 1 5 2 6 3 7 VO 4 8 CL=15pF 5V VO RL 1.5V VOL 1.5V tPHL tPLH 6N138 *11 Test Circuit for Instantaneous Common Mode Rejection Voltage IF B A 1 8 2 7 3 6 4 5 VCC=5V 10V VCM 0V RL 10% VO tf Fig. 1 Forward Current vs. Ambient Temperature 5V 2V I F=0 VCM CML VO 0.8V VOL I F=16mA Fig. 2 Power Dissipation vs. Ambient Temperature 120 Power dissipation P, PO (mW) 30 Forward current IF (mA) tr CMH VO VFF tr=t f =16ns 10% 90% 90% 20 10 0 0 25 50 70 75 100 80 60 40 35 P 20 0 0 100 PO Ambient Temperature Ta (C) 25 50 70 75 100 Ambient Temperature Ta (C) Fig. 3 Forward Current vs. Forward Voltage Fig. 4 Output Current vs. Output Voltage 60 100 Output current IO (mA) Forward current IF (mA) .) X A IF =5mA (M PO 50 VCC =5V Ta =25C 10 Ta =0C 1 25C 50C 70C 0.1 4.5mA 4.0mA 40 3.5mA 3.0mA 2.5mA 30 2.0mA 20 1.5mA 1.0mA 0.5mA 10 0.01 1.0 0 1.2 1.4 1.6 1.8 Forward voltage VF (V) 2.0 2.2 0 1 Output voltage VO (V) 2 6N138 Fig. 5 Current Transfer Ratio vs. Forward Current Fig. 6 Output Current vs. Forward Current 50 1000 VCC =4.5V VO =0.4V Ta =70C 10 Output current IO (mA) Current transfer ratio (%) 25C 0C 800 600 Ta =70C 1 0.1 25C 0C 400 200 0.1 1 10 0.01 0.004 0.01 100 0.1 Forward current IF (mA) 10 Propagation delay time tPHL, tPLH (s) Propagation delay time tPHL, tPLH (s) Fig. 7-b Propagation Delay Time vs. Ambient Temperature IF =12mA RL =270 1/f=100s tPLH 1 tPHL 0 0 10 20 30 40 50 60 10 -6 100 tf 10 tr 1 10 Logic (1) supply current ICCH (A) Adjust IF to VOL=2V Ta=25C *12 Rise time, fall time tr, tf (s) 20 30 40 50 60 70 Fig. 9 Logic (1) Supply Current vs. Ambient Temperature 1 000 Load resistance RL (k) 10 Ambient Temperature Ta (C) Fig. 8 Rise Time, Fall Time vs. Load Resistance 1 tPHL 5 0 0 70 IF =0.5mA RL =4.7k 1/f=1ms tPLH Ambient Temperature Ta (C) 0.1 1 Forward current IF (mA) Fig. 7-a Propagation Delay Time vs. Ambient Temperature 2 VCC =5.0V VO =0.4V 10 100 IF =0mA VCC =15V VO =OPEN 10 -7 10 -8 10 -9 10-10 0 10 20 30 40 50 Ambient Temperature Ta (C) 60 70 6N138 *12 Test Circuit for Rise Time, Fall Time vs. Load Resistance Input IF O Pulses input Duty ratio Pulses generator IF =1/10 I F monitor VO 1 8 2 7 3 6 VO 4 5 CL =15pF 100 VCC 5V Output (saturated) 1.5V 1.5V VOL RL tPHL tPLH 10% 90% tr 90% 10% Output (non-saturated) 5V 2V tf Precaution for use (1) It is recommended that a by-pass capacitor of more than 0.01F be added between VCC and GND near the device in order to stabilize power supply line. (2) Transistor of detector side in bipolar configuration is apt to be affected by static electricity for its minute design. When handling them, general counterplan against static electricity should be taken to avoid breakdown of devices or degradation of characteristics. Application Circuits NOTICE The circuit application examples in this publication are provided to explain representative applications of SHARP devices and are not intended to guarantee any circuit design or license any intellectual property rights. SHARP takes no responsibility for any problems related to any intellectual property right of a third party resulting from the use of SHARP's devices. Contact SHARP in order to obtain the latest device specification sheets before using any SHARP device. SHARP reserves the right to make changes in the specifications, characteristics, data, materials, structure, and other contents described herein at any time without notice in order to improve design or reliability. Manufacturing locations are also subject to change without notice. Observe the following points when using any devices in this publication. SHARP takes no responsibility for damage caused by improper use of the devices which does not meet the conditions and absolute maximum ratings to be used specified in the relevant specification sheet nor meet the following conditions: (i) The devices in this publication are designed for use in general electronic equipment designs such as: --- Personal computers --- Office automation equipment --- Telecommunication equipment [terminal] --- Test and measurement equipment --- Industrial control --- Audio visual equipment --- Consumer electronics (ii)Measures such as fail-safe function and redundant design should be taken to ensure reliability and safety when SHARP devices are used for or in connection with equipment that requires higher reliability such as: --- Transportation control and safety equipment (i.e., aircraft, trains, automobiles, etc.) --- Traffic signals --- Gas leakage sensor breakers --- Alarm equipment --- Various safety devices, etc. (iii)SHARP devices shall not be used for or in connection with equipment that requires an extremely high level of reliability and safety such as: --- Space applications --- Telecommunication equipment [trunk lines] --- Nuclear power control equipment --- Medical and other life support equipment (e.g., scuba). Contact a SHARP representative in advance when intending to use SHARP devices for any "specific" applications other than those recommended by SHARP or when it is unclear which category mentioned above controls the intended use. If the SHARP devices listed in this publication fall within the scope of strategic products described in the Foreign Exchange and Foreign Trade Control Law of Japan, it is necessary to obtain approval to export such SHARP devices. This publication is the proprietary product of SHARP and is copyrighted, with all rights reserved. Under the copyright laws, no part of this publication may be reproduced or transmitted in any form or by any means, electronic or mechanical, for any purpose, in whole or in part, without the express written permission of SHARP. Express written permission is also required before any use of this publication may be made by a third party. Contact and consult with a SHARP representative if there are any questions about the contents of this publication. 115