TLE4729G_08 Datasheet, PDF(4/29 Page) Infineon Technologies AG – 2-Phase Stepper-Motor Driver Bipolar-IC

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TLE4729G_08 Datasheet, PDF (4/29 Pages) Infineon Technologies AG – 2-Phase Stepper-Motor Driver Bipolar-IC

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TLE 4729 G

Block Diagram

OSC

C OSC

Î 10

Î 11

Phase 1

Error 1

Error 2

Î 20

Î 21

Phase 2

Figure 2

Oscillator

Function

Logic

Phase 1

Error-Flag

Generation

+V S

T11

D11

T12

D12

T13

D13

T14

D14

TLE 4729 G

+V S

Q11

Q12

R1

R sense

Inhibit

Function

Logic

Phase 2

T21

D21

T23

D23

GND

T22

D22

T24

D24

Q21

Q22

R2

R sense

AEB02196

Data Sheet

4

V1.2, 2008-03-18

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