T4-LDS-0224, Rev. 2 (111556)

©2011 Microsemi Corporation

Page 2 of 6

UES701 – 703 & UES701HR2 – 703HR2

MECHANICAL and PACKAGING

•

CASE: Hermetically sealed metal and glass case body with 7/16 inch hex and 10-32 threaded stud.

•

TERMINALS: Tin-lead plated or RoHS compliant matte-tin plating (commercial grade only) on nIckel.

•

MARKING: Part number.

•

WEIGHT: 10 grams (approximate).

•

Maximum Stud Torque: 10 inch pounds.

•

See Package Dimensions on last page.

OPTIONAL HIGH RELIABILITY (HR2) SCREENING

PART NOMENCLATURE

UES

701

R HR2

(e3)

High Efficiency Diode

Series number

(see Electrical Characteristics

table)

Polarity

R = Anode to Stud

Blank = Cathode to Stud

RoHS Compliance

e3 = RoHS compliant (available

on commercial grade only)

Blank = non-RoHS compliant

Screening

HR2 = High-Reliability

blank = Standard reliability

SCREEN

MIL-STD-750

METHOD

CONDITIONS

1. High Temperature

1032

24 Hours @ TA = 150

oC

2. Temperature Cycle

1051

F, 20 Cycles, -55 to +150

oC. No dwell

required @ 25

oC, T > 10 min. @ extremes

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 Bias

(HTRB)

As Applicable

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

bias conditions

7. Final Electrical Parameters

GO/NO GO

As applicable