ROUND/EXTENDED TYPE Keypad Switches 4

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Part RoHS Manufacturer Switch Type Mounting Feature Switch Function Type (Actuator) Contact Function Solderability AC Maximum Rating R Load (Contact) Center Contact Plating Color (Actuator) Housing Material Body Color No. of Switches Angle (Actuator) Dielectric Withstand Volts (V) Terminal Material Electrical Life DC Maximum Power Rating R Load (Contact) Illumination Insulation Resistance Circuit Config Packing Method Maximum Contact Bounce Time Body Length/Diameter Body Width Length (Bushing) Sealing Contact Timing Maximum Operating Force Insulator Material End Contact Plating Body Height DC Maximum Rating R Load (Contact) Finish (Actuator) Washability Maximum Operating Temperature Maximum AC Contact Current Center Contact Material Minimum Operating Temperature Length (Actuator) Terminal Finish Switch Action Maximum DC Contact Current Termination Type Manufacturer Series Contact Resistance Diameter (Bushing) Actuator Travel (mm) End Contact Material PCB Hole Count No. of Positions Maximum DC Contact Voltage Additional Features Maximum AC Contact Voltage JESD-609 Code Indexing Angle Terminal Length AC Maximum Power Rating R Load (Contact) Material (Actuator)

FSM101

TE Connectivity

KEYPAD SWITCH

PANEL MOUNT

SPST

ROUND/EXTENDED TYPE

SILVER

BLACK

POLYAMIDE

BLACK

1

1X1

BULK

1.568 N

.05 A

.141 inch

MOMENTARY-TACTILE

.05 A

SOLDER

BRASS

POLYESTER

FSMRA7J

TE Connectivity

KEYPAD SWITCH

THROUGH HOLE-RIGHT ANGLE

SPST

ROUND/EXTENDED TYPE

1

100000 Cycle(s)

1X1

BULK

7.11 mm

6.29 inch

1.57 N

11.86 mm

.05A@12VDC

85 Cel

-20 Cel

Silver (Ag)

MOMENTARY-TACTILE

.05 A

SOLDER

FSMRAJ

12 V

e4

FSM2J

TE Connectivity

KEYPAD SWITCH

THROUGH HOLE-STRAIGHT

ROUND/EXTENDED TYPE

1

1X1

BULK

1.57 N

MOMENTARY-TACTILE

.05 A

SOLDER

FSM4JH

TE Connectivity

KEYPAD SWITCH

PANEL MOUNT

SPST

ROUND/EXTENDED TYPE

SILVER

BLACK

NYLON

BLACK

1

1X1

BULK

1.568 N

.05 A

.055 inch

MOMENTARY-TACTILE

.05 A

SOLDER

COPPER ALLOY

POLYBUTYLENE TEREPHTHALATE

Keypad Switches

Keypad switches are electronic switches that use a matrix of buttons or keys to input data or control functions. They are commonly used in consumer electronics, industrial control systems, and medical devices.

Keypad switches typically consist of a set of buttons or keys arranged in a matrix pattern, which are connected to a printed circuit board (PCB). When a button or key is pressed, it completes a circuit on the PCB, sending a signal to a microcontroller or other control system.

Keypad switches come in different configurations, including membrane keypads, elastomeric keypads, and mechanical keypads. Membrane keypads use a thin, flexible membrane to activate the switch, while elastomeric keypads use a rubber or silicone dome to provide tactile feedback. Mechanical keypads use a physical switch mechanism, similar to a keyboard.