No Specification Test Method
Appearance:No defects or abnormalities. Appearance:Visual inspection.
Dimensions:Within the specified dimensions. Dimensions:Using Measuring instrument of dimension.
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
Initial values : measured after heat treatment
(150+0/-10 °C,1hour) and exposure in the room
condition for 24±2 hours.
Then measured after exposure in the room
condition for 24±2 hours.
Meet Table 2. It shall be soldered on the glass-epoxy substrate(t = 1.0mm).
Table 2 Deflection : 2 mm
It shall be dropped on concrete or steel board.
The Number of Time : Total 10 times
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: 4 hours of the 3 directions for each.
Initial values :measured after heat treatment
(150+0 / -10 °C,1hour)and exposure in the room
condition for 24±2hours.
■SPECIFICATIONS AND TEST METHODS
Electrodes shall be at least 95% covered with
new solder coating.
Products shall be no failure after tested.
The electrodes shall be no failure after tested.
45
R340
F
Deflection
45
Product
Pressure jig
Meet the initial rated
value.
Meet the initial rated
value.