TECHNICAL DATA SHEET

6 Lake Street, Lawrence, MA 01841

1-800-446-1158 / (978) 620-2600 / Fax: (978) 689-0803

Website: http://www.microsemi.com

HIGH RELIABILITY ULTRA FAST RECOVERY RECTIFIER

T4-LDS-0146 Rev. 1 (091812)

Page 3 of 3

PACKAGE DIMENSIONS

Physical dimensions (DO-203AB)

Dimensions

Ltr

Inches

Millimeters

Notes

Min

Max

Min

Max

CD

.375

9.53

7

C

.080

2.03

HF

.669

.688

16.99

17.48

HT

.115

.200

2.92

5.08

CH

.450

11.43

OAH

.750

1.00

0

19.05

25.40

SL

.422

.453

10.72

11.51

SU

.090

2.29

4

.667

16.94

SD

5

UD

.220

.249

5.59

6.32

θT

.140

.175

3.56

4.45

NOTES:

1

Dimensions are in inches.

2

Millimeter equivalents are given for information only.

3

Units must not be damaged by torque of 30 inch-pound applied

to .25-28 UNF-2B nut assembled on thread.

4

Length of incomplete or undercut threads of UD.

5

Maximum pitch diameter of plated threads shall be basic pitch

diameter .2268 inch (5.761 mm).

6

A chamfer or undercut on one or both ends of the hex portion is

optional; minimum base diameter at seating plane .60 inch (15.2

mm).

7

The angular orientation and peripheral configuration of terminal

1 is undefined.

8

Standard types shall have cathode connected to stud. Reverse

types shall have anode connected to stud.

9

Term 2 threads in accordance with FED-STD-H28.

10 In accordance with ASME Y14.5M, diameters are

equivalent to φx symbology.