E10

Catalog 1308390

Dimensions are in inches

Dimensions are shown for

USA: 1-800-522-6752

South America: 55-11-3611-1514

Issued 9-04

and millimeters unless otherwise

reference purposes only.

Canada: 1-905-470-4425

Hong Kong: 852-2735-1628

specified. Values in parentheses

Specifications subject

Mexico: 01-800-733-8926

Japan: 81-44-844-8013

www.tycoelectronics.com

or brackets are metric equivalents. to change.

C. America: 52-55-5-729-0425

UK: 44-141-810-8967

E

FSMJSMA Series

Tactile Switches, .236 [6] x .236 [6], Surface Mount

.236

(6.0)

.138

(3.5)

DIA.

.442

(11.2).276

(7.0)

.083

(2.10)

.122

(3.0)

.232

(5.9)

“A”

“B”

.055

(1.3)

.010

(0.25)

.178

(4.52)

.028

(3.25)

.394

(10.0)

.031

(7.8)

.016

(0.40)

.142

(3.60)

SQ.

1

2

3

4

TERMINAL NOS.

FSMJSMA

MATERIAL SPECIFICATIONS:

Contacts ..................................Copper alloy, silver plate

Case..........................................PPS

Actuator Button ......................PPS

Cover........................................Steel, tin plate

Terminals ................................Copper alloy, silver plate

ENVIRONMENTAL SPECIFICATIONS

Operating Temperature............ -4°F to +185°F (-20°C to + 85°C)

Storage Temperature................-22°F to +185°F (-30°C to +85°C)

Solder Heat Resistance ............IR Soldering EIA-364-56

Procedure 5 Level 3, 500°F (260°C)

TYPICAL PERFORMANCE CHARACTERISTICS:

Contact Rating ........................50 mA @ 12 VDC

Initial Contact Resistance ........100 Milliohms max.

Insulation Resistance ..............100 Megohms min. @ 100 VDC

Dielectric Strength ..................500 VAC for 1 minute

Actuation Force ......................See Below

Actuator Travel........................ .010"(.254)

Life Expectancy ......................Up to 100,000 Cycles

6 x 6 mm

Bulk Pack

Tape & Reel

Actuator

Switch

Actuation

Part Number

Part Number

Length

Height

Force

Tyco Electronics

Alcoswitch

Tyco Electronics

Alcoswitch

Dimension A

Dimension B

2-1437565-7

FSM2JSMA

3-1437565-0

FSM2JSMATR

.028 (0.70)

.169 (4.30)

160 ± 50 grams

4-1437565-1

FSM4JSMA

4-1437565-2

FSM4JSMATR

.055 (1.40)

.196 (5.00)

160 ± 50 grams

4-1437565-9

FSM6JSMA

5-1437565-0

FSM6JSMATR

.134 (3.40)

.276 (7.00)

160 ± 50 grams

2-1437565-8

FSM2JSMAA

2-1437565-9

FSM2JSMAATR

.028 (0.70)

.169 (4.30)

260 ± 50 grams

1571563-1

FSM4JSML

1571563-2

FSM4JSMLTR

.055 (1.40)

.196 (5.00)

100 ± 50 grams

1571563-3

FSM4JSMAA

1571563-4

FSM4JSMAATR

.055 (1.40)

.196 (5.00)

260 ± 50 grams

—

FSM6JSMAA

—

FSM6JSMAATR

.134 (3.40)

.276 (7.00)

260 ± 50 grams

3-1437566-8

FSM8JSMA

—

FSM8JSMATR

.232 (5.90)

.374 (9.50)

260 ± 50 grams

1571527-1

FSM2JSML

1571527-2

FSM2JSMLTR

.028 (0.70)

.169 (4.30)

100 ± 50 grams