FSMJ Series
MATERIAL SPECIFICATIONS:
Micro Miniature Vertical Pushbuttons
with Tactile Feel & ESD Grounding Terminal
TYPICAL PERFORMANCE CHARACTERISTICS:
Contact Rating ........................50 mA @ 12 VDC
Initial Contact Resistance........100 Milliohms max.
Insulation Resistance ..............100 Megohms min. @ 100 VDC
Dielectric Strength ..................250 VAC
Actuation Force ......................160 Grams AVG (STD.)
Actuator Travel ........................ .012" (0,3)
Electrostatic Discharge
w/ESD Ground Terminal ........5Kv w/no discharge
Life Expectancy ......................100,000 Cycles
Contacts ..................................Copper alloy, silver plate
Case..........................................Polyamide
Actuator Button ......................Polyacetal Resin
Frame ......................................Copper alloy, tin plate
Terminals ................................Copper alloy, silver plate
ENVIRONMENTAL SPECIFICATIONS
Operating Temperature............-4°F to +158°F (-20°C to + 70°C)
Storage Temperature................-22°F to +176°F (-30°C to +80°C)
Solder Heat Resistance............See Page M6
THIS HOLE FOR
GROUNDING TERMINAL
D
FSM1J
WITH
ESD
TERMINAL
.039
±
.002 DIA
(1.00
±
0.05) TYP.
.161
±
.004
(4.10
±
0.10)
ESD GROUNDING
TERMINAL
.012
(0.30)
6 x 6 mm
.161
(4.08)
.177
±
.004
(4.50
±
0.10)
.128
±
.006
(3.25
±
0.15)
.256
±
.012
(6.50
±
0.30)
“
B
”
.285
(7.23)
.236
(5.99)
“
A
”
.142
(3.60)
.138
(3.50)
.177
.028 (4.49)
(0.71)
.071
(1.80)
Part Number
W/ESD Terminal
FSM 1J
FSM 3J
FSM 5J
FSM 7J
FSM 9J
FSM 11J
FSM 13J
FSM 15J
FSM 17J
Dim.
A
.028" (0,70)
.055" (1,40
.134" (3,40)
.232" (5,90)
.146" (3,70)
.173" (4,40)
.370" (9,40)
.527" (13,40)
.193" (4,90)
Dim
B
.169" (4,30)
.196" (5,00)
.276" (7,00)
.374" (9,50)
.287" (7,30)
.315" (8,00)
.512" (13,00)
.669" (17,00)
.335" (8,51)
Button
Color
Black
Black
Blue
Black
Ivory
White
Black
Black
Black
.236
(5.99)
.059
(1.49)
.138
(3.50)
.311
(7.90)
.028
(0.71)
.012
(0.30)
.027
(0.68)
.142
(3.60)
.039
±
.002 DIA
(1.00
±
0.05) TYP.
.177
±
.004
(4.50
±
0.10)
.128
±
.006
(3.25
±
0.15)
.256
±
.012
(6.50
±
0.30)
“
B
”
.142
(3.60)
“
A
”
.028
(0.71)
.138
(3.50)
.071
(1.80)
.027
(0.68)
.311
(7.90)
TYP.
.177
(4.49)
6 x 6 mm
FSM2J
WITHOUT
ESD
TERMINAL
Part Number
W/O ESD Terminal
FSM 2J
FSM 4J
FSM 6J
FSM 8J
FSM 10J
FSM 12J
FSM 14J
FSM 16J
FSM 18J
Dim.
A
.028" (0,70)
.055" (1,40
.134" (3,40)
.232" (5,90)
.146" (3,70)
.173" (4,40)
.370" (9,40)
.527" (13,40)
.193" (4,90)
Dim
B
.169" (4,30)
.196" (5,00)
.276" (7,00)
.374" (9,50)
.287" (7,30)
.315" (8,00)
.512" (13,00)
.669" (17,00)
.335" (8,51)
Button
Color
Black
Black
Blue
Black
Ivory
White
Black
Black
Black
.236
(5.99)
.236
(5.99)
.138
(3.50)
.012
(0.30)
Model
FSM
Actuator
Length
J
Temp.
Actuator
Force
PART NUMBERING SEQUENCE
SEE ABOVE
BLANK= STD.
H= High TEMP.
ACTUATOR OPT.
1-8 ONLY
BLANK= 160g STD.
A = 260 g
AA = 520 g
L = 100 g
Thomas & Betts
8155 T&B Blvd.
Memphis, TN 38125
(901) 252-5000 FAX (901) 252-1380
Quality & Innovation From
Name Brand Products
D4