Small-Outline SMD Reliability Report Page 22
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HTGB - High Temperature Gate Bias
1) P-channel Device with Gate Oxide of 250 Å
Part Package Wafer lot Stress Condition 24 hours 168 hours 500 hours 1000 hours
Number Type Number VGSS(V) TJ (°C) S.S. Fails S.S. Fails S.S. Fails S.S. Fails
IRLML6302 Micro3 702347A 8 150 35 0 35 0 35 0 35 0
IRF7504 Micro8 702177A 8 150 30 0 30 0 30 0 30 0
IRF7504 Micro8 702075 8 150 30 0 30 0 30 0 30 0
IRF7604 Micro8 704504 10 150 60 0 60 0 60 0 60 0
IRLMS6702 Micro6 702177 8 150 35 0 35 0 35 0 35 0
IRF7404 SO-8 701685-O 8 150 60 0 60 0 60 0 60 0
IRF7404 SO-8 701890 8 150 120 0 120 1o 120 1o 120 1o
IRF7404 SO-8 702169A 8 150 30 0 30 0 30 0 30 0
IRF7404 SO-8 702785 10 150 60 0 60 0 60 0 60 0
IRF7404 SO-8 703743 10 150 120 0 120 0 120 0 120 0
IRF7304 SO-8 4W6K 10 150 60 0 60 0 60 0 60 0
IRF7304 SO-8 4W6K2 10 150 60 0 60 0 60 0 60 0
IRF7314 SO-8 702924 8 150 30 0 30 0 30 0 30 0
IRF7314 SO-8 702924 10 150 30 0 30 0 30 0 30 0
IRF7314 SO-8 702924 10 150 60 0 60 0 60 0 60 0
IRF7422D2 SO-8 704618A 10 150 523 0 39 0 39 0 39 0
IRF7422D2 SO-8 705171 10 150 521 0 39 0 39 0 39 0
IRF7422D2 SO-8 704935 10 150 520 0 39 0 39 0 39 0
Total devices-failures 2384 1 937 1 937 1 937 1
Total devices-dielectric failures 2384 0 937 1 937 1 937 1
Total device-hours 57,216 1.92E+05 5.03E+05 9.72E+05
2) P-channel Device with Gate Oxide of 450 Å
Part Package Wafer lot Stress Condition 24 hours 168 hours 500 hours 1000 hours
Number Type Number VGSS(V) TJ (°C) S.S. Fails S.S. Fails S.S. Fails S.S. Fails
IRF7506 Micro8 700950 16 150 30 0 30 0 30 0 30 0
IRF7606 Micro8 702626A 16 150 60 0 60 0 60 0 60 0
IRF7606 Micro8 702504 16 150 30 0 30 0 30 0 30 0
IRLMS5703 Micro6 702063 16 150 35 0 35 0 35 0 35 0
IRLML5103 Micro3 702403 16 150 35 0 35 0 35 0 35 0
IRF7321D2 SO-8 702671/E096 16 150 30 0 30 0 30 0 30 0
IRF7321D2 SO-8 702672X/7E109 16 150 30 0 30 0 30 0 30 0
IRF7321D2 SO-8 702671/7F145 16 150 30 0 30 0 30 0 30 0
IRF7406 SO-8 702651 16 150 120 0 120 0 120 0 120 0
IRF7406 SO-8 702341A 16 150 30 0 30 0 30 0 30 0
IRF7416 SO-8 701979D 16 150 60 0 60 0 60 0 60 0
IRF7416 SO-8 702151A 16 150 60 0 60 0 60 0 60 0
IRF7416 SO-8 702513A 16 150 30 0 30 0 30 0 30 0
IRF7416 SO-8 702404 16 150 30 0 30 0 30 0
IRF7316 SO-8 702671 16 150 30 0 30 0 30 0 30 0
Total devices-failures 640 0 640 0 640 0 610 0
Total devices-dielectric failures 640 0 640 0 640 0 640 0
Total device-hours 15,360 1.08E+05 3.20E+05 6.25E+05
Note:
o. At 64 hours, 1 unit failed IDSS(147 µA), IGSS(> 1 µA). FA-96-1278-a found gate oxide rupture to be
the cause of failure.