2

Package information

In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK®

packages, depending on their level of environmental compliance. ECOPACK® specifications, grade definitions

and product status are available at: www.st.com. ECOPACK® is an ST trademark.

2.1

PSMC (TO277-A) package information

Figure 12. PSMC (TO-277A) package outline

Table 5. PSMC (TO-277A) package mechanical data

Ref.

Dimensions

Millimeters

Inches (for reference only)

Min.

Typ.

Max.

Min.

Typ.

Max.

A

1.00

1.10

1.20

0.039

0.043

0.047

b

1.05

1.20

1.35

0.041

0.047

0.053

b2

1.90

2.05

2.20

0.075

0.081

0.087

b4

0.75

0.029

c

0.15

0.23

0.40

0.006

0.009

0.016

D

4.45

4.60

4.75

0.175

0.181

0.187

D1

4.25

4.40

4.45

0.167

0.173

0.175

D2

3.40

3.60

3.70

0.134

0.142

0.146

E

6.35

6.50

6.65

0.250

0.256

0.262

E1

6.05

6.10

6.15

0.238

0.240

0.242

STTH802SFY

Package information

DS12467 - Rev 1

page 7/13