| SEARCH ENGINES |
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| THE DIVISIONS |
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| CECC Inspection Levels for Fully Assessed Devices (Discrete) |
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Group A - Lot by Lot inspection
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IL = inspection levels
AQL = Acceptable Quality Level (%)
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| Levels of Quality Assessment |
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Level E |
Level F & Level L |
| Examination or Test |
IL |
AQL |
Observations |
IL |
AQL |
Notes |
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Sub-Group A1
Visual Inspection |
I |
0.65 |
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I |
0.65 |
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Sub-Group A2a
Non operatives |
II |
0.15 |
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II |
0.15 |
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Sub-Group A2b
Electrical Measurements |
II |
0.40 |
Primary DC
Charcateristics |
II |
0.65
1.0 |
if < 4 tests
if ≥ 4 tests |
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Sub-Group A3
Electrical Measurements |
II |
0.65 |
Other DC
Characteristics |
II |
2.5
4 |
if < 4 tests
if ≥ 4 tests |
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Sub-Group A4
Electrical Measurements |
S4 |
1 |
AC Characteristics |
S4
S4 |
4
6.5 |
if < 4 tests
if ≥ 4 tests |
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Group B - Lot by Lot inspection
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IL = inspection levels
AQL = Acceptable Quality Level (%)
amb = ambient rated
case = case rated AQL in %
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c = acceptance criterion
n = sample size |
| Levels of Quality Assessment |
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Level E |
Level F |
Level F & Level L |
| Examination or Test |
n/c |
IL |
AQL |
IL |
AQL |
Notes |
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Sub-Group B1
Dimensions |
15/0 or 25/1 |
S2 |
2.5 |
S2 |
2.5 |
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Sub-Group B2c
Verification of ratings |
15/0 or 25/1 |
S4 |
4 |
na |
na |
see C2c |
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Sub-Group B3
Lead bending if applicable |
15/0 or 25/1 |
S3 |
2.5 |
S2 |
4 |
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Sub-Group B4
Solderability |
22/0 or 38/1 |
S4 |
2.5 |
S4 |
2.5 |
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Sub-Group B5
Change of temp followed
by acc. Damp heat or sealing |
15/0 or 25/1 |
S4 |
2.5 |
na |
na |
see C5 |
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Sub-Group B8
Electrical endurance |
38/1 or 52/2 |
S4 |
1.5 |
na |
na |
see C8 |
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Sub-Group B8
Electrical endurance |
Unless otherwise stated in detail specification: attributes information for B3, B4, B5, B8 |
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Group C - Periodic inspection
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P = periodicity (months)
na = not applied |
| Levels of Quality Assessment |
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E
(p = 3 months) |
F
(p = 3 months)
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L |
| Examination or Test |
n/c |
Notes |
n/c |
Notes |
P |
n/c |
Notes |
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Sub-Group C1
Dimensions |
8/0 or 13/1 |
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8/1 |
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3 |
8/1 |
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Sub-Group C2a
Electrical Measurements |
15/0 or 25/1 |
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13/1 |
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3 |
13/1 |
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Sub-Group C2b
Complementary Characteristics |
32/0 or 55/1
15/0 or 25/1 |
versus T
versus I,V |
18/1 |
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3 |
18/1 |
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Sub-Group C2c
Verification of ratings |
15/0 or 25/1 |
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13/1 |
when not
in B2c |
3 |
8/1 |
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Sub-Group C3
Tensile/Torque (if applicable) |
15/0 or 25/1 |
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8/1 |
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6 |
8/1 |
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Sub-Group C4
Soldering heat |
22/0 or 38/1 |
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18/1 |
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na |
na |
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Sub-Group C5
Change of temp followed by
acc. Damp heat or sealing |
na |
see B5 |
na |
see B5 |
3 |
13/1 |
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Sub-Group C6
Shock acceleration vibration |
15/0 or 25/1 |
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8/1 |
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6 |
8/1 |
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Sub-Group C7
Damp heat (if applicable) |
15/0 or 25/1 |
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18/1 |
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na |
na |
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Sub-Group C8
Electrical endurance |
38/1 or 52/1 |
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43/3
34/2 |
amb
case |
3
3 |
32/3
25/2 |
amb
case |
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Sub-Group C9
Storage at high temp |
38/1 or 52/2 |
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43/3
34/2 |
amb
case |
na |
na |
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| Sub-Group CTR |
Unless otherwise stated in detail specification
attributes information for C3, C5, C6, C9.
Measurement information before and after C8 |
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| 1 |
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PRODUCT LINES |
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| 2 |
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TECHNOLOGIES |
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| 3 |
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SCREENING &
QUALIFICATIONS |
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