LB11683H datasheet(5/7 Pages) ONSEMI

部品番号	LB11683H

部品情報	Three-Phase Sensorless Motor Driver

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LB11683H

No. A0954-5/7

Pin Functions

No.

Symbol

Description

Pin Voltage

Equivalent Circuit

1

UOUT

28

VOUT

27

WOUT

3-phase motor driver output

3

RF

Minimum potential of 3-phase motor driver

output transistor.

Constant current control is made through

detection of this voltage. The current limiter

also functions by detecting this potential.

1

27

20

μA

28

30k

Ω

3.9k

Ω

3.9k

Ω

30k

Ω

3

10k

Ω

21

20

19

VCC

22

VCC

Power supply

8 to 13.8V

26

MCOM

Motor coil neutral point input pin.

The coil voltage waveform is detected with

reference to this voltage.

21

UIN

20

VIN

19

WIN

Coil waveform detection comparator input pin.

This pin is connected to each phase output

through the internal 10k

Ω resistor.

21

20

19

200

Ω

27

28

1

200

Ω

26

200

Ω

VCC

18

C1

17

C2

Triangular wave generating capacitor

connection pin.

This triangular wave performs soft-switching of

the coil output waveforms.

18

17

1k

Ω

VREG

1/2VREG-VF

VCC

2S

15

μA15μA5μA

16

CX

In the VCO circuit, the operation frequency

range and minimum operation frequency are

determined by means of the capacitor value

connected this pin and ground.

16

300

Ω

VREG

VCC

100

μA

15

VCOIN

VCO circuit voltage input pin.

The PCOUT pin voltage is input via CR filter.

15

50k

Ω

VREG

VCC

50

μA

50

μA

10k

Ω

1.75V

Continued on next page.

同様の部品番号 - LB11683H

メーカー	部品番号	データシート	部品情報
Sanyo Semicon Device	LB11683H	101Kb / 7P	Three-Phase Sensorless Motor Driver
ON Semiconductor	LB11683H	95Kb / 7P	Three-Phase Sensorless Motor Driver May, 2013
ON Semiconductor	LB11683H-TLM-E	95Kb / 7P	Three-Phase Sensorless Motor Driver May, 2013

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