Datasheets
3N243 by:

Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC SEALED, TO-18, 4 PIN

Part Details for 3N243 by Micropac Industries Inc

Overview of 3N243 by Micropac Industries Inc

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Applications Space Technology Environmental Monitoring Internet of Things (IoT) Industrial Automation Smart Cities Agriculture Technology Virtual Reality (VR), Augmented Reality (AR), and Vision Systems Medical Imaging Automotive Consumer Electronics Security and Surveillance Audio and Video Systems Aerospace and Defense Healthcare Renewable Energy Robotics and Drones

Part Details for 3N243

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3N243 Part Data Attributes:

3N243 Micropac Industries Inc
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3N243 Micropac Industries Inc Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC SEALED, TO-18, 4 PIN
Part Life Cycle Code Obsolete
Ihs Manufacturer MICROPAC INDUSTRIES INC
Package Description HERMETIC SEALED, TO-18, 4 PIN
Reach Compliance Code compliant
ECCN Code 3A001.A.2.C
HTS Code 8541.40.80.00
Additional Feature HIGH RELIABILITY
Coll-Emtr Bkdn Voltage-Min 35 V
Configuration SINGLE
Current Transfer Ratio-Min 15%
Current Transfer Ratio-Nom 15%
Dark Current-Max 100 nA
Forward Current-Max 0.04 A
Forward Voltage-Max 1.3 V
Isolation Voltage-Max 1000 V
Mounting Feature THROUGH HOLE MOUNT
Number of Elements 1
On-State Current-Max 0.03 A
Operating Temperature-Max 125 °C
Operating Temperature-Min -55 °C
Optoelectronic Device Type TRANSISTOR OUTPUT OPTOCOUPLER
Power Dissipation-Max 0.2 W
Response Time-Max 0.00001 s
Surface Mount NO

Alternate Parts for 3N243

This table gives cross-reference parts and alternative options found for 3N243. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 3N243, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Description Manufacturer Compare
3N243TX Transistor Output Optocoupler, TT Electronics Resistors 3N243 vs 3N243TX
3N243 Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC, TO-72, 4 PIN TT Electronics Resistors 3N243 vs 3N243
Part Number Description Manufacturer Compare
3N243 Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC, TO-72, 4 PIN TT Electronics OPTEK Technology 3N243 vs 3N243
MCT4R Transistor Output Optocoupler, 1-Element, 1000V Isolation, TO-18, 4 PIN Quality Technologies Corp 3N243 vs MCT4R
3N245TX Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC SEALED, TO-72, 4 PIN TT Electronics OPTEK Technology 3N243 vs 3N245TX
3N244TX Transistor Output Optocoupler, TT Electronics Resistors 3N243 vs 3N244TX
3N243 Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC, TO-72, 4 PIN TT Electronics Resistors 3N243 vs 3N243
66015-102 Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC SEALED, TO-18, 4 PIN Micropac Industries Inc 3N243 vs 66015-102
MCT4R Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC, TO-18, 4 PIN Fairchild Semiconductor Corporation 3N243 vs MCT4R
MCT4 Transistor Output Optocoupler Skyworks Solutions Inc 3N243 vs MCT4
3N245 Transistor Output Optocoupler, 1-Element, 1000V Isolation, HERMETIC, TO-72, 4 PIN TT Electronics Resistors 3N243 vs 3N245
MCT4 Transistor Output Optocoupler, 1-Element, 1000V Isolation, TO-18, 4 PIN Quality Technologies Corp 3N243 vs MCT4

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