參數(shù)資料
型號： MD40AU05
廠商： ITT Corporation
英文描述： MD and MDP Key Switches
中文描述： MD和新千年民主黨的關(guān)鍵開關(guān)
文件頁數(shù)： 1/2頁
文件大?。?/td> 49K
代理商： MD40AU05
Dimensions are shown in mm (inch)
Dimensions subject to change
www.ittcannon.com
B-13
MD and MDP Key Switches
The disc contact type ED is a momentary
key switch with short travel and good
tactile feedback.
The ED is the main component of the
MD and MDP switches.
MDP-Disc push-button key switch
Small momentary key switch equipped
with button, can be mounted on printed
circuit board.
MD-Disc push-button key switch
Small momentary key switch including
a protective rubber actuator.
A wide range of keyboards can be built
by using the MD.
MD and MDP key pads are available in
two contact materials:
gold plated bronze
silver plated bronze
Construction
Function
Contact arrangement
Distance between button centers, min.
Terminals
Momentary
1 make contact = SPST
12.7 (0.500)
PC pins
Electrical data
Switching power max.
Switching voltage max.
Switching current max.
Dielectric strength (50 Hz/1 Min.)
Operating life with
max. switching power
Contact resistance, initial
Insulation resistance
Contact bounce
Silver
6 W AC/DC
100 V AC/DC
100 mA AC/DC
300 V
10
6
2
10
5
10 m
10
11
100 μs
Gold
3 W AC/DC
100 V AC/DC
50 mA AC/DC
300 V
5
10
6
2
10
5
15 m
10
11
100 μs
MD
MDP
Mechanical data
Switching travel
Operating force
MD
0.6 (0.0236)
2.6N ± 25%
(260 grams ± 25%)
MDP
0.3 (0.0118)
2.4N ± 25%
(240 grams ± 25%)
Further data
Contact material
Operating temperature
Storage temperature
Climatic category (days)
Silver Gold
– 25°C to + 70°C
1
)
– 40°C to + 85°C
10 for silver version
56 for gold version
255°C for 5 seconds
Soldering by static bath
1
) Special design for ambient temperature – 40°C to + 85°C (Type MD40) available (not washable in solvents)
Note: MD40 disc keyswitch conforms to climatic category 40/85/56.
相關(guān)PDF資料
PDF描述
MD40AU07 MD and MDP Key Switches
MDAG03 MD and MDP Key Switches
MDAG05 MD and MDP Key Switches
MDAG07 MD and MDP Key Switches
MDAU01 MD and MDP Key Switches
相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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