Datasheet

E9
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
FSMSM/JM Series
Tactile Switches, .138 [3.5] x .236 [6], Surface Mount
FSMSM/JM Series
.138
(3.50)
.236
(6.0)
SEE DETAIL A
.060
(1.52)
.118
(2.99)
.169
(4.30)
.138
(3.50)
.039
(0.99)
.276
(7.0)
.083
(2.1)
.448
(11.4)
.063
(1.6)
.004±.002
(.102-.005)
METRIC 2 Pl. (.10)±.05
.060/.040
(1.52/1.01)
.012
(0.30) 2X

.050 (1.27)
.045 (1.14)
2X

.050
(1.27)
2X
R..010
(0.25)
4X
DETAIL A
SUGGESTED FOOTPRINT PATTERN
FSMSM
MATERIAL SPECIFICATIONS:
Contacts
..................................Stainless steel, silver clad plate
Case Material
..........................FSMSM: PPS
Actuator Material
....................FSMSM: Nylon
FSMJM: PPS
Terminals
................................Copper alloy, silver plate or tin plate
Cover
........................................Stainless steel
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature............-40°F to +185°F (-40°C to +85°C)
Storage Temperature................-40°F to +185°F (-40°C to +85°C)
Solder Heat Resistance ............FSMSM IR Soldering EIA-364-56,
Procedure 5 Level 1, 215° C
FSMJM IR Soldering per EIA 364-56
Procedure 5, level 2, 464°F (240°C)
TYPICAL PERFORMANCE CHARACTERISTICS:
Contact Rating
........................50 mA @ 12 VDC
Initial Contact Resistance
........100 Milliohms max.
Insulation Resistance
..............100 Megohms min. @ 500 VDC
Dielectric Strength
..................500 VAC for 1 minute
Actuator Travel
.........................010"(.254)
Life Expectancy ......................20,000-40,000 Cycles
3.5 x 6.0 mm
3.5 x 6.0 mm
.236
(6.00)
.161
(4.10)
Max.
.016
(0.40)
Max.
.004
(0.10)
Max.
.002
(0.05)
Max.
.118
(3.00)
.039
(1.00)
.299
(7.60)
.079
(2.00)
.087
(2.20)
.083
(2.10)
.268
(6.80)
.138
(3.50)
.039
(1.00)
.138
(3.50)
Dim. A
Tyco
Alcoswitch Type Dim. A Actuation Force Packaging
Life
Electronics Cycle
147873-1 FSMJM5.0ATR SPST .197 (5.00) 180±50 Reel 40,000
147873-2
FSMJM4.3ATR
SPST
.169 (4.30)
180
±
50
Reel
40,000
147873-3 FSMJM3.5ATR SPST .138 (3.50) 180±50 Reel 40,000
147942-1
FSMJM4.3
SPST
.169 (4.30) 130±50 Bulk 40,000
147942-2
FSMJM4.3TR
SPST
.169 (4.30)
130
±50 Reel 40,000
Tyco
Alcoswitch Type Packaging Actuation Force
Life
Electronics Cycle
1437566-3 FSMSM SPST Off (On) Bulk 180±50 20,000
1437566-4 FSMSMTR Reel 180±50 20,000
(On) indicates momentary position.