1437598-4 TE Connectivity, 1437598-4 Datasheet - Page 156

• Manufacturer Part Number: 1437598-4
• Description: Switch Key Lock ON ON SPDT 80° Flat Key 3A 125VAC 28VDC Solder Lug Panel Mount
• Manufacturer: TE Connectivity
• Type: 2 Pos Key Switchr

Specifications of 1437598-4

• Terminal Type: Solder Lug
• Switch Configuration: ON ON
• Pole Throw Configuration: SPDT
• Maximum Ac Voltage Rating: 125 V
• Maximum Dc Voltage Rating: 28 V
• Mounting: Panel Mount
• Current Rating (max): 3A
• Mounting Style: Panel
• Key Style: Flat Key
• Key Material: Brass
• Operating Temp Range: -30C to 85C
• Ac Voltage Rating (max): 125VVAC
• Dc Voltage Rating (max): 28VVDC
• Contact Plating: Silver
• Contact Material: Silver
• Product Length (mm): 25.4mm
• Product Depth (mm): 25.4mm
• Product Height (mm): 49.02mm
• Lead Free Status / RoHS Status: Not Compliant

MATERIAL SPECIFICATIONS:
Cover ............................................Nickel Silver
Stem/Actuator ..............................Brass-”J” Lead
Contacts:
Case ..............................................Nylon, UL94V-0
ENVIRONMENTAL SPECIFICATIONS:
Operating Temperature ................-4 to +185°F (-20 to +85°C)
Storage Temperature ....................-22 to +185°F (-30 to +85°C)
Resistance to solder heat ..............Per EIA-364-56A, Procedure 4 & 5,
Solderability ................................Per EIA-364-52, Class 2, Category 1,
Catalog 1308390
Issued 9-04
www.tycoelectronics.com
Moving ..................................Stainless Steel, Silver Clad-Plate
Fixed/Terminal ......................Copper Alloy, Silver-Plate
(6.40)
.252
(5.20)
.205
(0.50)
.020
Dimensions are in inches
and millimeters unless otherwise
specified. Values in parentheses
or brackets are metric equivalents. to change.
(3.70)
.146
(5.20)
.205
Brass nickel plate-gullwing
Level 3
Temp. 473°F (245°C) max., Time 2.5
seconds max., 95% minimum coverage.
FSMCT Series
Low Profile Series FSMCT Tactile Switches, .196 [5.0] x .196 [5.0],
Surface Mount
(2.00)
.079
Dimensions are shown for
reference purposes only.
Specifications subject
(5.60)
.220
“J” lead option in development. Contact factory for additional information.
(0.80)
.031
TYPICAL PERFORMANCE CHARACTERISTICS:
Contact Rating ........................20mA @ 15VDC
Initial Contact Resistance ........100MilliOhms Max
Insulation Resistance ..............100Megaohms @ 100VDC Min.
Dielectric Strength ..................500 VAC for 1 minute
Actuation Travel ......................0.25 +0.1/-0.2
Life Expectancy ......................Up to 500,000 and 1,000,000 Cycles
(1.20)
.047
(1.50)
.059
USA: 1-800-522-6752
Canada: 1-905-470-4425
Mexico: 01-800-733-8926
C. America: 52-55-5-729-0425
8-1437565-0
8-1437565-1
Electronics
Tyco
(4.40)
.173
Alcoswitch
FSMCTTR
FSMCTATR
(8.00)
.315
Type
SPST
SPST
South America: 55-11-3611-1514
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
UK: 44-141-810-8967
(2.60)
.102
(4.80)
.189
Force
160±50
260±50
1,000,000
500,000
Cycle
Life
E11
E