No Specification Test Method
Appearance:No defects or abnormalities. Appearance:Visual inspection.
Dimensions:Within the specified dimensions. Dimensions:Using calipers.
2 Solderability Flux : Ethanol solution of rosin, 25(wt)%
Pre-heat : 150±10°C, 60 to 90s
Solder : Sn-3.0Ag-0.5Cu
Solder Temperature : 240 ± 3°C
Immersion Time : 3±1 s
Immersion and emersion rates : 25mm / s
3 Resistance to
Meet Table 1. Flux : Ethanol solution of rosin, 25(wt)%
Table 1 Pre-heat : 150±10°C, 60 to 90s
Solder : Sn-3.0Ag-0.5Cu
Solder Temperature : 270 ± 5°C
Immersion Time : 10 ± 1 s
Immersion and emersion rates : 25mm / s
measured after heat treatment (150+0 / -10 °C,1hour) and
exposure in the room condition for 48±4 hours.
Then measured after exposure in the room condition for 48±
4 hours.
Meet Table 2. It shall be soldered on the glass-epoxy substrate
Table 2 Deflection : 2 mm
It shall be dropped on concrete or steel board.
Attitude from which the product is dropped : 3 directions
It shall be soldered on the glass-epoxy substrate.
Applying Force (F) : 9.8 N
(in mm)
7 Vibration Meet Table 3.
It shall be soldered on the glass-epoxy substrate.
Table 3 Oscillation Frequency : 10 to 2000 to 10Hz for 20 minute.
Total amplitude 1.5 mm or Acceleration amplitude 196m/s2
whichever is smaller.
Time : A period of 2 hours in each of 3 mutually
perpendicular directions. (Total 6 hours)
Preconditioning : Heat treatment (150+0 / -10 °C,1hour)
■SPECIFICATIONS AND TEST METHODS
The electrodes shall be no failure after tested.
Products shall be no failure after tested.
Electrodes shall be at least 90% covered with
new solder coating.
The Number of Time : 3 times for each direction
(Total 9 times)
Meet the initial rated
value.
Meet the initial rated
value.
45
R340
F
Deflection
45
Product
Pressure jig