Z28 Datasheet, PDF (5/7 Pages) International Rectifier – LOW VOLTAGE HIGH EFFICIENCY RADIATION HARDENED DC/DC CONVERTER

Z-SERIES
Flight Screening for Z-Series
Test
No.
Description
1. 100% Full Functional Electrical Test (Group A)
2. 100% Temperature Cycle, Operational
3. 100% Full Functional Electrical Test (Group A)
4. Sample Group A, Min, Max temperature
5. 100% Burn-in
6. 100% Random Vibration, 3-Axis operational
7. 100% Full Functional Electrical Test (Group A)
3 temperature
Conditions
25°C (Subgroup 1) only
-40°C to +100°C, 5 Cycles
25°C (Subgroup 1) only
-40°C, +85°C (Subgroups 2, 3)
+85°C Baseplate, 96 Hours
MIL-STD-883, Method 2026,
Cond 1G, 1 minute each axis
-40°C, +25°C, +85°C
(Subgroups 1, 2, 3)
Comments
Record Vin, Iin and Vout
Sample 5(0)
Record Vin, Iin and Vout
Read and record data
Typical MTBF for Z-Series
MTBF vs Temperature
7.00
6.00
5.00
4.00
3.00
2.00
1.00
0.00
0
10 20 30 40 50 60 70 80 90
Base Plate Temperature
www.irf.com
5