LB1875 데이터 시트보기 (PDF) - SANYO -> Panasonic

부품명

상세내역

제조사

LB1875

Polygon Mirror Motor Predriver IC

SANYO -> Panasonic 

Continued from preceding page

Pin number Pin name

18

PWM

VREG

LB1875

Equivalent circuit

200Ω

18

2 kΩ

Pin function

PWM oscillator pin

Connect to ground with a capacitor to

set oscillation frequency.

19

PWMOUT

VREG

A11364

19

PWM output

Open collector output (Darlington

connection). In direct PWM mode (LIM

pin Low) the output is an FG Schmitt

output.

20

RF

21

WH

23

VH

25

UH

22

WL

24

VL

26

UL

VREG

VCC

VCC

A11365

5 kΩ

23

A11366

21 23 25

A11367

22 24 26

A11368

Output current detector pin

Connect to ground via a lower resistor.

Sets maximum output current IOUT =

0.5/Rf.

Output pin (for external bottom-side

transistor drive)

Performs duty cycle control in direct

PWM mode (LIM pin Low).

Output pin (for external bottom-side

transistor drive) .

Open collector output.

Continued on next page

No. 6002-15/17

Share Link: