Switches

KST221GLFS

Active

Littelfuse/Commercial Vehicle Products

SWITCH TACTILE SPST-NO 0.05A 32V

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Documentskst_28oct15

Switches

KST221GLFS

Active

Littelfuse/Commercial Vehicle Products

SWITCH TACTILE SPST-NO 0.05A 32V

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Documentskst_28oct15

Specifications Series Pricing Description Documents

Technical Specifications

Parameters and characteristics for this part

Specification	KST221GLFS

Actuator Height off PCB, Vertical	5 mm
Actuator Material	Rubber
Actuator Orientation	Top Actuated
Actuator Type	Standard
Circuit	SPST-NO
Contact Rating @ Voltage	0.05 A
Illumination	Non-Illuminated
Ingress Protection	IP40
Mechanical Life	100000 Cycles
Mounting Type	Surface Mount
Operating Force	200 gf
Operating Temperature [Max]	85 °C
Operating Temperature [Min]	-40 °C
Outline [x]	6.2 mm
Outline [y]	6.2 mm
Switch Function	Off-Mom
Switch Travel	1.3 mm
Termination Style	Gull Wing

Kst0 Series Series

Long Travel Tact Switch For SMT

Part	Termination Style	Operating Force	Outline [y]	Outline [x]	Mounting Type	Actuator Type	Illumination	Operating Temperature [Max]	Operating Temperature [Min]	Switch Function	Actuator Height off PCB, Vertical	Switch Travel	Ingress Protection	Contact Rating @ Voltage	Actuator Material	Circuit	Mechanical Life	Actuator Orientation
Littelfuse/Commercial Vehicle Products KST241GLFS	Gull Wing	350 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	85 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.05 A	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST241J	J Lead	350 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	85 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.05 A	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST223GLFG	Gull Wing	200 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	125 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.01 A 32 VDC	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST241G	Gull Wing	350 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	85 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.05 A	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST243GLFG	Gull Wing	350 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	125 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.01 A 32 VDC	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST241JLFS	J Lead	350 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	85 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.05 A	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST221GLFS	Gull Wing	200 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	85 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.05 A	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST223JLFG	J Lead	200 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	125 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.01 A 32 VDC	Rubber	SPST-NO	100000 Cycles	Top Actuated
Littelfuse/Commercial Vehicle Products KST221J	J Lead	200 gf	6.2 mm	6.2 mm	Surface Mount	Standard	Non-Illuminated	85 °C	-40 °C	Off-Mom	5 mm	1.3 mm	IP40	0.05 A	Rubber	SPST-NO	100000 Cycles	Top Actuated

Pricing

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

Distributor	Package	Quantity	$

Digikey	Cut Tape (CT)	1	$ 1.34
		10	$ 1.29
		25	$ 1.22
		100	$ 1.05
		250	$ 0.96
		500	$ 0.89
	Digi-Reel®	1	$ 1.34
		10	$ 1.29
		25	$ 1.22
		100	$ 1.05
		250	$ 0.96
		500	$ 0.89
	Tape & Reel (TR)	1000	$ 0.40

Description

General part information

Kst0 Series Series

C&K’s KST series is an IP40 rated seal switch, and is ideal for car dashboards and front panel applications. KST also has a contact rating of 10mA (gold) and 50mA (silver), features a rubber actuator and is compatible with pick and place machines.

Documents

Technical documentation and resources

kst_28oct15

Datasheet