LB1875 データシートの表示（PDF） - SANYO -> Panasonic

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LB1875

Polygon Mirror Motor Predriver IC

SANYO -> Panasonic 

Continued from preceding page

Pin number Pin name

27

VCC

LB1875

Equivalent circuit

33

IN1+

32

IN1–

31

IN2+

30

IN2–

29

IN3+

28

IN3–

35

FGIN+

34

FGIN–

VCC

29

31

200Ω

33

VCC

35

200Ω

36

CSD

VREG

28

30

200Ω

32

A11369

34

200Ω

A11370

200Ω

19

Pin function

Power supply pin (output and regulator

circuit power supply). Connect to

ground via capacitor to prevent noise.

When using the IC with a single 5V

source, short this pin to the VREG pin.

Hall inputs for various phases

Logic "High" indicates VIN+>VIN-.

FG comparator input

Pin 35: Non-inverted input

Pin 36: Inverted input

Reference signal oscillator for motor

lock protection circuit, clock interrup-

tion error protection circuit etc.

Connect to ground via capacitor.

Connect directly to ground if protection

circuit is not to be used.

FRAME

GND

A11371

Ground

No. 6002-16/17

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