ULTRAFAST RECTIFIERS,

High Efficiency, 20A

TM

Microsemi

Scottsdale Division

8700 E. Thomas Rd. PO Box 1390, Scottsdale, AZ 85252 USA, (480) 941-6300, Fax: (480) 947-1503

Page 3

Copyright

© 2002

2-3-2003 REV 0

SCOTTSDALE DIVISION

UES704 UES704HR2

UES705 UES705HR2

UES706 UES706HR2

OPTIONAL HIGH RELIABILITY (HR2) SCREENING

The following tests are performed on 100% of the devices.

MECHANICAL

SPECIFICATIONS

INCHES

MM

A

.078 MAX

1.98 MAX.

B

.437 +/- .015

11.10 +/- 0.38

C

.405 MAX

10.29 MAX.

D

.800 MAX

20.32 MAX.

E

.430 +/- .010

10.92 +/- 0.25

F

.250 MAX

6.35 MAX.

G

.424 MAX

10.77 MAX.

H

.066 MIN. DIA

1.68 MIN. DIA

Notes:

1.

Cathode is stud.

2.

All metal surfaces tin plated.

3.

Maximum unlubricated stud

torque: 10 inch pounds.

4.

Angular Orientation of terminal

is undefined.

SCREEN

MIL-STD-750

METHOD

CONDITIONS

1. High Temperature

1032

24 Hours @ TA = 150

2. Temperature Cycle

1051

F, 20 Cycles, -55 to +150

25

3. Hermetic Seal

a.

Fine Leak

b.

Gross Leak

1071

H, Helium

C, Liquid

4. Thermal Impedance

3101

5. Interim Electrical Parameters

GO/NO GO

As applicable

6. High Temperature Reverse Blocking

As Applicable

t= 48 hours, Tc = 125°C with applicable bias conditions

7. Final Electrical Parameters

GO/NO GO

As applicable

NOTES:

1.

Oscilloscope: Rise time

≤ 3 ns; input impedance = 50 Ω.

2.

Pulse Generator: Rise time

≤ 8 ns; source impedance 10 Ω.

3.

Current viewing resistor, non-inductive, coaxial

recommended.