參數(shù)資料
型號(hào)： 1948MST
英文描述： Interface IC
中文描述： 接口IC
文件頁(yè)數(shù)： 1/2頁(yè)
文件大?。?/td> 83K
代理商： 1948MST
Switch Function
Single pole single throw
Switch Contact Resistance
Insulation Resistance
1,000 megohms minimum across open switch
1,000 megohms minimum between adjacent
closed switches
Dielectric Strength
500 VAC minimum for 1 minute between adjacent
switches
Nonswitching Rating
100 mA or 50 VDC
Switch Capacitance
5.0 pF maximum between adjacent switches
Operating Temperature
–40°C to +85°C
Actuation Life
Series 194 – 7,000 cycles switching 50 mA @ 24 VDC
Series 195 – 2,000 cycles switching 50 mA @ 24 VDC
Allowable Solder Time
Up to 4 seconds with 260°C solder
Vibration
No mechanical damage or changes of switch
settings during or after testing, when tested
in three mutually perpendicular planes at
10-50 Hz sweep or at 60 Hz constant vibration
Shock
No mechanical damage or changes of switch
settings with 25 G applied
Sealing
Bottom epoxy seal standard
Top tape seal optional
Marking
Special side or top marking available-consult CTS
Electrical and Mechanical Specifications
Technical Data Sheet 4194/195
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Series 194/195 DIP
U.S. Patent # 4,389,549
Side actuated,
through hole
DIP switches
Features
Optimized Mechanical Features
SPST switching functions
Enclosed actuators shield contacts from
foreign particles throughout life of switch
Reliable tape top seal optional/bottom epoxy seal
standard
Standard 2.54mm (.100") x 7.62mm (.300") DIP centers
Complete marking on front side includes all information: ON
direction, pole number, logo, part number and date code
Optimized Contact System
Contact wiping on make and break
Lock-over-center design provides positive detent action
Optimized, active contact design incorporating a dimple-
to-flat surface wiping interface with high contact force
Insert molded base halves, of high temperature plastic,
ensure mechanical integrity of contacts and terminals
through soldering operations
Materials
All U.L. 94 V-O plastics used
Series 194 – gold plated contacts
Series 195 – tin-lead plated contacts
Switch Series
194
195
Initial, max.
50 milliohms
100 milliohms
End of life, max.
100 millohms
500 millohms
Series 194 – Premium Gold Plated Contacts
Series 195 – Economical Tin-Lead Plated Contacts
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1949MST Interface IC
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1949000000 功能描述:CONN PLUG TERM BLCK 5.08MM 23POS RoHS:是 類別:連接器，互連式 >> 接線座 - 接頭，插頭和插口 系列:Omnimate BLZP 產(chǎn)品培訓(xùn)模塊:PCB Connection Technology 標(biāo)準(zhǔn)包裝:30 系列:Omnimate BLT 端接塊類型:插頭，母插口 每電平位置:12 間距:0.200"（5.08mm） 級(jí)別數(shù)目:1 接頭定向:- 插頭導(dǎo)線入口:180° 端子:螺釘 線規(guī):14-26 AWG 電流:10A 電壓:300V 安裝類型:自由懸掛 特點(diǎn):固定鎖（非導(dǎo)線側(cè)） 顏色:黑 包裝:散裝 配套產(chǎn)品:1706240000-ND - CONN PLUG 5.08 270 12POS OR1710310000-ND - CONN PLUG 5.08 180 12POS OR1673650000-ND - CONN PLUG 5.08MM 90 12POS SN OR1611810000-ND - CONN PLUG 5.08 180 12POS OR1627340000-ND - CONN PLUG 5.08 180 12POS OR1599230000-ND - CONN THRU-PNL W/LTCH 12POS FL OG281-1667-ND - TERM BLK HEADER 12POS 5.08MM BK281-1657-ND - TERM BLK HEADER 12POS 5.08MM BK281-1647-ND - TERM BLK HEADER 12POS 5.08MM BK281-1637-ND - TERM BLK HEADER 12POS 5.08MM BK更多... 其它名稱:281-1909BLT5.08/12/180
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