Off-Line Quasi-Resonant Switching Regulators

STR-X6769

8

Leadframe plating Pb-free. Device composition

includes high-temperature solder (Pb >85%),

which is exempted from the RoHS directive.

3.45±0.2

3.35±0.1

5.5±0.2

Terminal dimension at lead tip

Terminal dimension at lead tip

0.55

+0.2

–0.1

5X 0.65

+0.2

–0.1

Branding

Area

XXXXXXXX

XXXXXXXX

2X 2.54±0.1

4X 1.27±0.1

6

15.6 ±0.2

1.89

+0.2

–0.1

1.33

+0.2

–0.1

2X 0.83

+0.2

–0.1

5X 0.75

+0.2

–0.1

Gate Burr

Gate burr: 0.3 mm (max.)

Terminal core material: Cu

Terminal treatment: Ni plating and Pb-free solder dip

Leadform: 1901

Approximate weight: 6 g

Dimensions in millimeters

XXXXXXXX

Drawing for reference only

Branding codes (exact appearance at manufacturer discretion):

1st line, type:

STR

2nd line, subtype: X6769

3rd line, lot:

YM DD

Where: Y is the last digit of the year of manufacture

M is the month (1 to 9, O, N, D)

DD is the 2-digit date

Enlargement View A

4.5 ±0.7

View A

0.7

Front View (Plan View)

Side View

0.7

0.7

0.7

1

2

7

6

3

4

5

Package Outline Drawing, TO-3P

Allegro MicroSystems, Inc.

115 Northeast Cutoff

Worcester, Massachusetts 01615-0036 U.S.A.

1.508.853.5000; www.allegromicro.com