STJN-508-NTR [BOURNS]
SMD Thin Tact Switch; SMD薄膜轻触开关
| 型号： | STJN-508-NTR |
| 厂家： | 
BOURNS ELECTRONIC SOLUTIONS |
| 描述： | SMD Thin Tact Switch |
| 文件： | 总1页 (文件大小：144K) |
| 中文： | 中文翻译 | 下载： | 下载PDF数据表文档文件 |
Model STJN-5 is currently available,
although not recommended for new
designs.
Features
■ Thin 5 mm square SMD
■ Three different operating forces
■ 0.8 mm height without knob
(1.5 mm with knob)
■ RoHS compliant*
■ Compatible with surface mount reflow
soldering processes
STJN-5 SMD Thin Tact Switch
Electrical Characteristics
Max. Power Rating
.............................12 VDC max., 50 mA
Contact Resistance
...............................100 milliohms max.
Insulation Resistance
..............100 megohms min., 100 VDC
Dielectric Strength
...........................AC 250 V for 1 minute
Bounce
On.........................................3 ms max.
Off.......................................10 ms max.
Circuit ....................................N.O. SPST
Product Dimensions
STJN-508
STJN-515
4.9
(.193)
4.5
(.177)
4.9
(.193)
4.5
(.177)
4.4
(.173)
DIA.
1.2
(.047)
1.2
(.047)
4.0
(.157)
DIA.
1
3
2
4
1
3
2
4
4.5
(.177)
4.5
(.177)
3.7
(.146)
3.7
(.146)
4.9
(.193)
4.9
(.193)
3.2
(.126)
DIA.
3.2
(.126)
DIA.
3.3
(.130)
3.4
2.4
(.094)
Mechanical Characteristics
Mechanical Life
100 gf + 160 gf......500,000 cycles min.
260 gf ....................200,000 cycles min.
Actuation Force
..................100 gf 50 gf ꢀ1.0 N 0.5 Nꢁ
..................160 gf 50 gf ꢀ1.6 N 0.5 Nꢁ
.................260 gf 60 gf ꢀ2.6 N 0.6 Nꢁ
Stroke....................0.25 mm +0.10/-0.20
DIA.
0.8
(.031)
0.05 0.45
(.002) (.018)
(.134)
1.2
0.8
0.05
(.002)
(.047) (.031)
0.2
(.007)
0.4
(.016)
0.2
(.007)
0.4
(.016)
1.5 +0.2 / -0.1
(.059 +.008 / -.004)
0.45
(.018)
0.3
(.012)
0.3
(.012)
2.5
(.098)
5 ± 0.5
2.5
(.098)
5.0 ± 0.5
(.197 ± .020)
(.197 ± .020)
General Characteristics
Switch Type .........................ꢀN.O.ꢁ SPST
Operating Temperature Range
....................................-20 °C to +70 °C
Storage Temperature Range
Recommended PCB Layout
Recommended PCB Layout
5.4
5.4
(.213)
5.5
(.217)
3.4
(.134)
(.213)
4.3
(.169)
....................................-40 °C to +85 °C
5.5
(.217)
3.4
(.134)
4.3
(.169)
4.6
(.181)
1.0
(.040)
3.1
(.122)
4.6
(.181)
1.0
(.040)
3.1
(.122)
How to Order
STJ N - 5 08 - N TR
Model
Thin SMD Tact Switch
Circuit Diagram
Product Code
N = Non-washable
Circuit Diagram
Size
5 = 5 mm
1
2
4
1
2
4
Height
08 = 0.8 mm ꢀwithout knobꢁ
15 = 1.5 mm ꢀwith knobꢁ
3
3
Actuating Force
K = 100 gf ꢀ1.0 Nꢁ
N = 160 gf ꢀ1.6 Nꢁ
R = 260 gf ꢀ2.6 Nꢁ
Reflow Soldering Profile
275
225
175
Packaging
TR =Embossed Tape
5,000 pcs./reel
240 °C
TOLERANCES: ±.38 EXCEPT WHERE NOTED.
MM
DIMENSIONS:
(IN)
180 °C
10-15
Sec.
80-90 Sec.
125
75
120 °C
35-60
Sec.
30-40 Sec.
25
0
20 40 60 80 100 120 140 160 180 200
REV. 02/06
Time (Seconds)
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex.
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
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