MILPRF19500/599E
4.3 Screening.
4.3.1 Screening of packaged devices (quality levels JANS, JANTX and JANTXV only). Screening of packaged
devices shall be in accordance with table EIV of MILPRF19500 and as specified herein. The following
measurements shall be made in accordance with table I herein. Devices that exceed the limits of table I herein shall
not be acceptable.
Screen
Measurement (1) (2)
(see table EIV of
JANS level
JANTX and JANTXV levels
(3)
Gate stress test (see 4.3.1.1)
Gate stress test (see 4.3.1.1)
(3) (4)
optional
optional
3c (3)
9
See table I, subgroup 2 herein
herein
Method 1042 of MILSTD750,
Method 1042 of MILSTD750,
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test condition B
test condition B
IGSSF1, IGSSR1, IDSS1, rDS(on)1, VGS(th)1
IGSSF1, IGSSR1, IDSS1, rDS(on)1,
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Subgroup 2 of table I herein;
ĆIGSSF1 = ±20 nA dc or ±100 percent of
initial value, whichever is greater.
ĆIGSSR1 = ±20 nA dc or ±100 percent of
initial value, whichever is greater.
ĆIDSS1 = ±25 µA dc or ±100 percent of
initial value, whichever is greater
Method 1042 of MILSTD750,
Method 1042 of MILSTD750,
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test condition A, t = 240 hours
test condition A
Subgroups 2 and 3 of table I herein;
Subgroup 2 of table I herein;
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ĆIGSSF1 = ±20 nA dc or ±100 percent of
ĆIGSSF1 = ±20 nA dc or ±100 percent of
initial value, whichever is greater.
initial value, whichever is greater.
ĆIGSSR1 = ±20 nA dc or ±100 percent of
ĆIGSSR1 = ±20 nA dc or ±100 percent of
initial value, whichever is greater.
initial value, whichever is greater.
ĆIDSS1 = ±25 µA dc or ±100 percent of
ĆIDSS1 = ±25 µA dc or ±100 percent of
initial value, whichever is greater.
initial value, whichever is greater.
ĆrDS(on)1 = ±20 percent of initial value
ĆrDS(on)1 = ±20 percent of initial value
ĆVGS(th)1 = ±20 percent of initial value
ĆVGS(th)1 = ±20 percent of initial value
(1) At the end of the test program, IGSSF1, IGSSR1 and IDSS1 are measured.
(2) An out-of-family program to characterize IGSSF1, IGSSR1, IDSS1 and VGS(th)1 shall be invoked.
(3) Shall be performed anytime before screen 9.
(4) This test method in no way implies a repetitive single pulse avalanche energy rating. This test need not be
performed in group A when performed as a screen.
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