|
NO |
ITEM |
TEST
METHOD |
SPECIFICATION |
| 1 |
Appearance |
100%
of the capacitor
chips are inspected
under the most modern
automatic optical
machine for the
following categories:
-
Dimensions
– overall
size, termination
bandwidth
-
Ceramic
defects –
chips, cracks,
holes corners,
color
-
Termination
defects –
straight edges,
texture, holes,
scratches
|
|
| 2 |
Capacitance |
CAP. |
Freq. |
Voltage |
Temp. |
≤1nF |
1MHz
± 5% |
1.0±0.2
VRMS |
25°C |
>
1nF |
1KHz
± 5% |
1.0±0.2
VRMS |
25°C |
CAP. |
Freq. |
Voltage |
Temp. |
≤10µF |
1KHz
± 5% |
1.0±0.2
VRMS |
25°C |
>
10µF |
120Hz
± 20% |
1.0±0.2
VRMS |
25°C |
|
Within
the specified tolerance |
| 3 |
Dissipation
Factor |
D.F.
≤ 0.0005
D.F. ≤
0.0001 @ 1 MHz for
P90 |
| 4 |
Insulation
resistance
|
>
1000
25°C, WVDC
(typical)
> 1
for Porcelain MLCC |
| 5 |
Dielectric
Withstanding Voltage |
>
2.5 XWVDC |
| 6 |
Solderability |
62Sn/36Pb/2Ag
solder at 240±5°C
, Dip time = 5±1
Sec |
Solder
coverage ≥ 90% of metallized
areas |
| 7 |
Resistance
to
soldering heat |
62Sn/36Pb/2Ag
solder at 260±5°C
, dip time =10±1Sec
Sold coverage ≥80%. |
Chip
should not crack |
| 8 |
Termination
adhesion |
A
2.0 Lbs. force in parallel
shall be applied ot
the line joining the
termination for 10±1seconds. |
Termination
should not pull off.
Ceramic should remain
undamaged |
| 9 |
PCB
deflection |
Glass
epoxy PCB: 1mm deflection
|
No
mechanical damage |
| 10 |
Life
test |
1000
hours, 125 °C,
200% working voltage
|
Cap.
Change 2% or 0.5pF
max. I.R.= initial
value |
| 11 |
Thermal
shock |
5
Cycles:30±3
minutes at -55 °C
; 3 minutes at 25
°C ; 30±3
minutes at 125°C
; 3min. at 25 °C
P90: MIL-STD-202
Method 107 Condition
A |
Cap.
Change 2%,or 0.5pF
max. I.R.= 70% of
initial value |
| 12 |
Moisture
resistance
|
240
hours, 85% relative
humidity, 85°C
, 1.5 VDC
P90 follows
MIL-STD-202 Method
103 Condition A |
|
No
damage on
appearance
|
|
Cap.
|
<±5%
or ±0.5pF |
|
Q
|
Q
≥ 300 |
|
I.R.
|
≥70%
of initial value |
|
| 13 |
Temperature
coefficient |
-55°C
~ +125°C |
NPO:0 ± 30ppm/°C
P90: 90± 20ppm/°C |
| 14 |
Aging
Rate |
Perform
a heat treatment at
150±10 oc for
1 hour and then set
it at room temperature
for 1.5±0.5
hours. Perform the
initial measurement.
Then perform the measurement
after 10 hours, 100
hours and 1000 hours. |
None |
|
*
For aec NPO
(S-Series) and
Porcelain P-90
(P-Series) |
