BTA40, BTA41 and BTB41 Series

6/7

Figure 12: RD91 Package Mechanical Data

A

E3

N2

N1

B

F

I

A1

B1

L1

A2

L2

B2

C

C2

C1

REF.

DIMENSIONS

Millimeters

Inches

Min.

Max.

Min.

Max.

A

40.00

1.575

A1

29.90

30.30

1.177

1.193

A2

22.00

0.867

B

27.00

1.063

B1

13.50

16.50

0.531

0.650

B2

24.00

0.945

C

14.00

0.551

C1

3.50

0.138

C2

1.95

3.00

0.077

0.118

E3

0.70

0.90

0.027

0.035

F

4.00

4.50

0.157

0.177

I

11.20

13.60

0.441

0.535

L1

3.10

3.50

0.122

0.138

L2

1.70

1.90

0.067

0.075

N1

33°

43°

33°

43°

N2

28°

38°

28°

38°

In order to meet environmental requirements, ST offers these devices in ECOPACK® packages. These

packages have a Lead-free second level interconnect . The category of second level interconnect is

marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The

maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an

ST trademark. ECOPACK specifications are available at: www.st.com.

Table 8: Ordering Information

Ordering type

Marking

Package

Weight

Base qty

Delivery mode

BTA40-xxxB

BTA40xxxB

RD91

20 g

25

Bulk

BTA41-xxxBRG

BTA41xxxB

TOP3 Ins.

4.5 g

30

Tube

BTB41-xxxBRG

BTB41xxxB

TOP3

4.5 g

30

Tube

Note: xxx = voltage

Table 9: Revision History

Date

Revision

Description of Changes

Sep-2003

5

Last update.

25-Mar-2005

6

TOP3 delivery mode changed from bulk to tube.

14-Oct-2005

7

added.