PIANO SMD Type DIP switches

Descripción del producto

PIANO SMD Type SW
Features:
1.All materials are UL *4VO grade,high temperature resistance plastic 
2.Twin contact design to ensure stable contact.
3.Gold-plated contact to ensure low contact resistance.Tin plated terminals to prevent contamination during soldering.
 
Ratings:
Contact Rating
Switching         :*5mA at *4VDC
Non-Switching     :**0mA at *0VDC
 
Contact Resistance
Initial             : *0MΩMax
After life          :**0MΩMax
Insulation Resistance:**0MΩMin,*0sec at **0VDC
Dielectric Strength:**0VDC for *0 seconds
Switch Capacitance:5pF Max at 1 MHZ
Operation Temperature:**0℃~**5℃
Storage Temperature:**0℃~**5℃
 
Mechanical&Processing
Operation Force:***0gfMax
Mechanical Life :***0 cycles Operations
Resistance to Soldering:**0±5℃ for **5 seconds
Electrical Life: ***0cycles *5mA *4VDC
 
 
 
Environmental TEST
Cold Resistance Test
Switches under temperature at - *0℃ ±2℃ for *6 hours
 
Dry Heat Resistance Test 
Switches under temperature at *5℃ ±2℃for *6 hours.
Humidity Test 
Per MIL-STD- **2F,Method **3B Test Condition B:
There shall be no evidence of corrosion and the insulation resistance shall be no less than **0   megaohms
 
Vibration Test：
Per MI-STD- **2F,Method**4 D，Test Condition A：
There shall be no opening of closed contacts or closing of open contacts in excess of *0  microseconds.
 
Shock Test:
Per MIL-STD- **2F,Method **3B ,Test Condition A:
There shall be no opening of closed contacts or closing of open contacts in excess of *0 microsecond.
 
Thermal Shock Test:
Per MIL-STD- **2F,Method **7G，Test Condition A:
There shall be no evidence of physical damage or permanent change in electrical characteristics .
 
Salt-Spray Test
Per MIL -STD - **2 F,Method **1 D,Test Condition B :
There are under *5℃ ±2℃  in temperature and 5±1% salt-water concentration for *8±1hour.