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Littelfuse SK055R

Littelfuse - SK055R - SK055R,  Thyristor,  1000V 55A,  40mA 3-Pin,  TO-220 View larger image View larger image
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Littelfuse SK055R, Thyristor, 1000V 55A, 40mA 3-Pin, TO-220
Mfr. Part#:

Allied Stock#: 70184630

 RoHS Compliant Part



View SK055R Datasheet Datasheet

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$4.05 (Each)

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Minimum Quantity: 500 |  Multiples Of: 500


Configuration: Thyristor
Current Squared Time Rating: 1750 A2s
Current, Average On-State, Maximum: 55 A
Current, Forward: 55 A
Current, Gate Trigger: 40 mA
Current, Holding: 60 mA
Current, Reverse: 30 μA
Current, Surge: 650 A
Mounting Type: Through Hole
Number of Pins: 3
Package Type: TO-220AB
Primary Type: Standard
Resistance, Thermal, Junction to Case: 0.5 °C/W
Speed, Switching: Standard
Temperature, Junction, Maximum: +125 °C
Temperature, Operating: -40 to +125 °C
Temperature, Operating, Maximum: +125 °C
Temperature, Operating, Minimum: -40 °C
Temperature, Operating, Range: -40 to +125 °C
Thyristor Type: SCR
Voltage, Blocking: 1000 V
Voltage, DC Gate-Trigger: 1.5 V
Voltage, Forward: 1.8 V
Voltage, Off State: 1000 V
Voltage, On-State, Maximum: 1.8 V
Voltage, Repetitive Peak: 1000 V


The Littelfuse line of thyristor SCR semi-conductors are half-wave, unidirectional, gate-controlled rectifiers which complement sensitive SCRs. Teccor SCRs features glass-passivated junctions to ensure long-term reliability and parameter stability. The glass offers a rugged, reliable barrier against junction contamination.