L9942 datasheet(38/40 Pages) STMICROELECTRONICS

Nome de Peças	L9942

Descrição Electrónicos	Integrated stepper motor driver for bipolar stepper motors with microstepping and programmable current profile

PDF	40 Pages

Scroll/Zoom	100%

Fabricante Electrônico	STMICROELECTRONICS [STMicroelectronics]

Página de início	http://www.st.com

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38 / 40 page

Package information

L9942

38/40

Doc ID 11778 Rev 7

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.

Figure 18.

PowerSSO24 mechanical data and package dimensions

OUTLINE AND

MECHANICAL DATA

Dim.

inch

Min.

Typ.

Max.

Min.

Typ.

Max.

2.45

0.0965

2.15

2.35

0.084

0.0925

0.10

0.003

0.33

0.51

0.013

0.020

0.23

0.32

0.009

0.012

D (1)

10.10

10.50

0.398

0.413

E (1)

7.40

7.60

0.291

0.299

e0.80

0.031

8.80

0.346

F2.30

0.090

0.10

0.004

0.06

0.002

10.10

10.50

0.398

0.413

0.40

0.016

0˚ (min.), 8˚ (max.)

0.55

0.85

0.0217

0.0335

1.20

0.047

0.80

0.031

2.90

0.114

3.65

0.143

1.0

0.039

10˚ (max)

4.10

4.70

0.161

0.185

6.50

4.90(4)

7.10

5.50(4)

0.256

0.192(4)

0.279

0.216(4)

(1) “D and E1” do not include mold flash or protusions.

Mold flash or protusions shall not exceed 0.15mm (0.006”)

(2) No intrusion allowed inwards the leads.

(3) Flash or bleeds on exposed die pad shall not exceed 0.4 mm per side

(4) Variation for small window leadframe option.

PowerSSO24

7412818 I

(Exposed pad down)

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