FAN8728 데이터 시트보기 (PDF) - Fairchild Semiconductor

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FAN8728

Spindle + 4-CH Input PWM Motor Drive IC

Fairchild Semiconductor 

FAN8728

Pin Definitions (Continued)

Pin Number

34

35

36

37

38

39

40

41

42

43

44

45

46

47

48

Pin Name

DO4+

DO4-

IN4

VREF4

VM4

VM3

SVCC2

VREF123

MUTE123

MUTE4

SS

OUTS

INS-

INS+

PC1

I/O

Pin Function Descrition

O

BTL Drive 4 Output(+)

O

BTL Drive 4 Output(-)

I

BTL CH4 Input

I

BTL CH4 Reference

-

BTL CH4 Motor Supply

-

BTL CH3 Motor Supply

-

BTL Signal VCC

I

BTL CH1,2,3 Rference

I

BTL CH1,2,3 Mute

I

BTL CH4 Mute

I

Spindle Start/Stop

O

Opamp Spindle Output

I

Opamp Spindle Input(-)

I

Opamp Spindle Input(+)

I

Phase Compesation Cap.

4

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