Specification	SK055RTP

Current - Gate Trigger (Igt) (Max) [Max]	40 mA
Current - Hold (Ih) (Max) [Max]	60 mA
Current - Non Rep. Surge 50, 60Hz (Itsm)	550 A, 650 A
Current - Off State (Max) [Max] [custom]	30 µA
Current - On State (It (AV)) (Max)	35 A
Current - On State (It (RMS)) (Max) [Max]	55 A
Mounting Type	Through Hole
Operating Temperature [Max]	125 °C
Operating Temperature [Min]	-40 C
Package / Case	TO-220-3
SCR Type	Standard Recovery
Supplier Device Package	TO-220AB-R
Voltage - Gate Trigger (Vgt) (Max)	1.5 V
Voltage - Off State	1 kV
Voltage - On State (Vtm) (Max) [Max]	1.8 V

SK055RTP Series

SCR 1000V 55A TO220

Part	Current - Gate Trigger (Igt) (Max) [Max]	Voltage - On State (Vtm) (Max) [Max]	Current - Off State (Max) [Max] [custom]	Current - Non Rep. Surge 50, 60Hz (Itsm)	Current - On State (It (AV)) (Max)	Package / Case	Operating Temperature [Max]	Operating Temperature [Min]	Current - On State (It (RMS)) (Max) [Max]	SCR Type	Current - Hold (Ih) (Max) [Max]	Voltage - Off State	Mounting Type	Supplier Device Package	Voltage - Gate Trigger (Vgt) (Max)
LITTELFUSE SK055RTP	40 mA	1.8 V	30 µA	550 A 650 A	35 A	TO-220-3	125 °C	-40 C	55 A	Standard Recovery	60 mA	1 kV	Through Hole	TO-220AB-R	1.5 V

Pricing

Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly

Distributor	Package	Quantity	$

Digikey	N/A	4787	$ 5.34
Newark	Each	1	$ 4.92
		10	$ 4.15
		25	$ 3.38
		50	$ 3.09
		100	$ 2.91

Description

General part information

SK055RTP Series

Excellent unidirectional switches for phase control applications such as heating and motor speed controls. Standard phase control SCRs are triggered with few milliamperes of current at less than 1.5V potential.

Documents

Technical documentation and resources

SK055RTP | Datasheet

Datasheet

Product Change Notice EN

Datasheet