F2867

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LINEAR INTEGRATED CIRCUIT

UNISONICTECHNOLOGIESCO.,LTD

2 of 6

www.unisonic.com.tw

QW-R109-038.a

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MARKING

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PIN CONFIGURATION

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PIN DESCRIPTION

PIN NO.

PIN NAME

DESCRIPTION

1

OUT2P

output2 pmos drive

2

OUT2N

output2 nmos drive

3

power supply

4

SENSE

current limiting detection pin

5

RMI

minimum speed setting pin

6

VTH

speed control pin

7

CPWM

pin to connect the capacitor for generation of the PWM basic frequency

8

FG

rotation speed detection pin

9

IN

-

Hall signal input

10

IN

+

Hall signal input

11

CT

pin to connect the lock detection capacitor

12

S-S

pin to connect the soft-start setting capacitor

13

5VREG

5V reference voltage

14

SGND

power-GND

15

OUT1N

output1 nmos drive

16

OUT1P

output1 pmos drive