LB11961V

No.8794-3/7

Package Dimensions

unit : mm (typ)

3178B

Truth Table

VTH

IN-

IN+

CPWM

CT

OUT1

OUT2

FG

RD

Mode

High

Low

High

Low

Low

Low

(open)

Low

High

High

Low

High

Off

During rotation

− drive

(PWM off)

High

Low

Off

Low

Low

High

Low

High

Low

Low

Low

Off

Off

On

During rotation

− regeneration

(PWM on)

-

High

Low

High

Off

Low

-

Low

High

-

High

Off

High

Off

Off

Lock protection

CPWM – High is the state where CPWM > VTH, and CPWM– Low is the state where CPWM < VTH.

Open : The LB11961V operates in full-speed mode when the thermistor is removed.

Pin Assignment

SSOP-16

P-GND : Motor system ground

S-GND : Control system ground

VTH

CPWM

FG

RMI

Top view

RD

1

2

3

4

13

10

9

5

OUT2

VCC

HB

IN+

IN

−

CT

OUT1

P-GND

12

11

7

14

6VREG

6

8

NC

16

15

S-GND

LB11961V

5.2

0.22

0.65

(0.33)

18

9

16

0.15

SANYO : SSOP16(225mil)

0

0.8

0.4

0.2

0.6

1.0

– 30 – 20 – 10

90

50

60

70

80

10

20

30

40

0100

0.38

Ambient temperature, Ta – °C

Pd max – Ta

Specified circuit board : 114.3

glass epoxy board