SCR
Thyristors
8Amps Sen SCR
MCR72-3, MCR72-6, MCR72-8
Pb
Description
Designed for industrial and consumer applications s...
Description
Thyristors
8Amps Sen SCR
MCR72-3, MCR72-6, MCR72-8
Pb
Description
Designed for industrial and consumer applications such as temperature, light and speed control; process and remote controls; warning systems; capacitive discharge circuits and MPU interface.
Pin Out 4
Features
Center Gate Geometry for Uniform Current Density
All Diffused and GlassPassivated Junctions for Parameter Uniformity and Stability
Small, Rugged Thermowatt Construction for Low Thermal Resistance, High Heat Dissipation and Durability
Low Trigger Currents, 200 A Maximum for Direct Driving from Integrated Circuits
These are Pb−Free Devices
Functional Diagram
A
G K
TO-220AB
Case 221A
1
Style 4
23
Additional Information
Datasheet
Resources
Samples
© 2020 Littelfuse, Inc. Specifications are subject to change without notice.
Revised: 03/27/20
Thyristors
8Amps Sen SCR
Maximum Ratings (TJ = 25°C unless otherwise noted)
Rating
Symbol
Value
Unit
Peak Repetitive Off−State Voltage (Note 1) (− 40 to 110°C, Sine Wave, 50 to 60 Hz, Gate Open)
On-State RMS Current (180º Conduction Angles; TC = 83ºC) Peak Non-Repetitive Surge Current (1/2 Cycle, Sine Wave 60 Hz, TJ = 110°C Circuit Fusing Consideration (t = 8.3 ms)
Forward Peak Gate Voltage (Pulse Width ≤ 10 µsec, TC= 83°C) Forward Peak Gate Current (Pulse Width ≤ 10 µsec, TC= 83°C) Forward Peak Gate Power (Pulse Width ≤ 10 µsec, TC= 83°C) Average Gate Power (t = 8.3 ms, TC = 83ºC) Operating Junction Temperature Range
Storage Temperature...
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