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SDTX-644-K PDF预览

SDTX-644-K

更新时间： 2024-09-15 20:46:03
品牌 Logo 应用领域
伯恩斯 - BOURNS 开关
页数 文件大小 规格书
3页 279K
描述
Keypad Switch, 1 Switches, SPST, Momentary-tactile, 0.05A, 12VDC, 1.47N, Solder Terminal, Through Hole-straight, ROHS COMPLIANT

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SDTX-644-K 技术参数

是否Rohs认证：符合生命周期：Obsolete
包装说明：ROHS COMPLIANTReach Compliance Code：unknown
ECCN代码：EAR99HTS代码：8536.50.90.40
风险等级：5.82Is Samacsys：N
主体宽度：6 mm主体高度：3.5 mm
主体长度或直径：6 mm电路配置：1X1
最大触点电流（直流）：0.05 A触点（直流）最大额定R负载：.05A@12VDC
最大触点电压（直流）：12 V电气寿命：1000000 Cycle(s)
JESD-609代码：e4安装特点：THROUGH HOLE-STRAIGHT
开关数量：1最大操作力：1.47 N
最高工作温度：70 °C最低工作温度：-20 °C
表面贴装：NO开关动作：MOMENTARY-TACTILE
开关功能：SPST开关类型：KEYPAD SWITCH
端子面层：Silver (Ag)端接类型：SOLDER
Base Number Matches：1

SDTX-644-K 数据手册

 浏览型号SDTX-644-K的Datasheet PDF文件第2页浏览型号SDTX-644-K的Datasheet PDF文件第3页 
The SDT Series is currently available,  
although not recommended for new  
designs.  
Features  
■ Available sharp click feel with a positive  
tactile feedback  
■ Ultra-miniature and lightweight structure  
suitable for high density mounting  
■ Economical with high reliability  
■ RoHS compliant*  
■ Insert molding in the contact with special  
treatment prevents flux buildup during  
soldering and permits autodipping  
SDT Series Tact Switch  
Electrical Characteristics  
Product Dimensions  
Electrical Life  
SDTX-610/620/630/650/660  
SDTG-610/620/630/650/660  
..................500,000 cycles min. for 260 g  
1,000,000 cycles min. for 100 g, 160 g  
Rating ..................................DC 12 V 50 mA  
Contact Resistance ......100 milliohms max.  
Insulation Resistance  
6.0  
(.236ꢀ  
6.0  
(.236ꢀ  
4.30  
(.169ꢀ  
4.30  
(.169ꢀ  
C
L
C
L
T
T
3
T
T
2
4
1
..................100 megohms, DC 500 V min.  
Dielectric Strength....250 V AC for 1 minute  
Contact Arrangement........1 pole 1 position  
4.50 0.20  
(.177 .00ꢁꢀ  
4.50 0.20  
(.177 .00ꢁꢀ  
C
C
L
L
T
T
T
4
T
2
3
1
Environmental Characteristics  
0.50  
(.020ꢀ  
T
5
MAX.  
3.50  
(.13ꢁꢀ  
DIA.  
Operation Force ......................260 g 50 g,  
160 g 50 g, 100 g 50 g  
Stop Strength............Place the switch such  
that vertical, a static load of 3 kg shall  
be applied in the direction of actuator  
operation for a period of 15 sec.  
Stroke  
6mm type ..................0.25 + 0.2/- 0.1 mm  
12mm type ........................0.35 0.1 mm  
Temperature Range ..........-20 °C to +70 °C  
Vibration Test........................Mil-STD-202F,  
Method 201A  
Frequency ..............10-55-10 Hz/1 minute  
Directions ................X,Y,Z, three mutually  
perpendicular directions  
Time......................2 hours each direction.  
High reliability  
Shock Test ..........................MIL-STD-202F,  
Method 213B, Condition A  
Gravity ..........50 G (peak value), 11 msec  
Direction & Times....................6 sides and  
3 times in each direction.  
1.50  
(.059ꢀ  
3.50  
(.13ꢁꢀ  
C
L
0.40  
(.016ꢀ  
MAX.  
DIA.  
H
0.20  
C
L
(H .00ꢁꢀ  
H
0.20  
3.50  
0.30  
(.012ꢀ  
(H .00ꢁꢀ  
(.13ꢁꢀ  
3.60  
1.ꢁ0  
(.071ꢀ  
6.50 0.50  
(.256 .020ꢀ  
7.90 0.50  
(.311 .020ꢀ  
0.30  
(.012ꢀ  
3.50 0.50  
(.142ꢀ  
3.50 0.50  
(.13ꢁ .020ꢀ  
0.70  
(.02ꢁꢀ  
1.ꢁ0  
(.071ꢀ  
(.13ꢁ .020ꢀ  
6.50 0.50  
(.256 .020ꢀ  
7.90 0.50  
SDTX-644/648  
SDTX-644  
MM/(INꢀ  
2.4 +.1/-0  
(.094 + .004/-0ꢀ  
1.6 + .1/-0  
(.063 + .004/-0ꢀ  
A
B
DIM.  
A
SDTG-644/648  
SDTG-644  
MM/(INꢀ  
C
L
A
B
DIM.  
A
C
L
2.4 +.1/-0  
B
4.10  
(.161ꢀ  
(.094 + .004/-0ꢀ  
SDTX-64ꢁ  
1.6 + .1/-0  
B
(.063 + .004/-0ꢀ  
DIM.  
A
MM/(INꢀ  
High reliability  
SDTG-64ꢁ  
2.ꢁ +.1/-0  
(.110 + .004/-0ꢀ  
2.0 + .1/-0  
(.079 + .004/-0ꢀ  
DIM.  
A
MM/(INꢀ  
2.ꢁ +.1/-0  
Physical Characteristics  
B
Cover Materials  
(.110 + .004/-0ꢀ  
..........................................................Steel  
Base Materials ......UL94V-0 PBT plus glass  
fiber reinforced  
Cover/Base Color................................Black  
Actuator Materials ................Dulacon POM  
plus glass fiber reinforced  
Actuator Color ................Black, brown, red  
Contact Disc Materials ....Phosphor bronze  
with silver cladding  
0.70  
(.02ꢁꢀ  
15°  
2.0 + .1/-0  
B
(.079 + .004/-0ꢀ  
0.70  
(.02ꢁꢀ  
15°  
RECOMMENDED PCB LAYOUT  
6.5 ± 0.1  
(.256 ± .004ꢀ  
4.5 ± 0.1  
(.177 ± .004ꢀ  
CIRCUIT DIAGRAM  
T
T
3
4
T
T
1
Terminal Materials  
2
..........................Brass with silver cladding  
Hand Soldering Process  
..............350 °C 10 °C / 5 seconds max.  
Wave Soldering Process  
....................Preheat 100 °C / 60 seconds  
260 °C 5 °C / 5 seconds  
Packaging ..................1,000 pieces per bag  
1.0 ± 0.05  
(.039 ± .002ꢀ  
4 PLCS.  
DIA  
T
5
CIRCUIT DIAGRAM  
RECOMMENDED PCB LAYOUT  
T
T
2
1
6.5 ± 0.1  
(.256 ± .004ꢀ  
4.5 ± 0.1  
(.177 ± .004ꢀ  
T
T
4
3
MM  
(INꢀ  
1.0 ± 0.05  
(.039 ± .002ꢀ  
5 PLCS.  
DIMENSIONS:  
DIA  
4.1 ± 0.1  
(.161 ± .004ꢀ  
*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.  
123

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