8

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Data Sheet S13447EJ1V0DS00

FUNCTION OPERATION TABLE

(1) ST/SP = “H”

Input Signal

Circuit Operation Mode

Source

→ Sink

CMP0

CMP1

CMP2

PWM

H

H

L

H

Operation

HH

L

L

Brake

W

→ V

H

L

L

H

Operation

HL

L

L

Brake

W

→ U

H

L

H

H

Operation

HL

HL

Brake

V

→ U

L

L

H

H

Operation

LL

H

L

Brake

V

→ W

L

H

H

H

Operation

LH

H

L

Brake

U

→ W

L

H

L

H

Operation

LHL

L

Brake

U

→ V

Brake: Regenerates via the high-side Pch MOS FET channel.

(2) ST/SP = “L”

Input Signal

Circuit Operation Mode

CMP0

CMP1

CMP2

PWM

−−

−−

Short brake

Short brake: Turns the high-side MOS FET on and the low-side MOS FET off.

(3) Torque Command

The curve shown below is the relationship to torque of the difference (ECR – EC) between the control reference

voltage (ECR) and the control voltage (EC).

Reverse Rotation Pin Voltage (REV)

LH

ECR > EC

Normal rotation

Reverse rotation

Note

ECR < EC

Reverse rotation

Note

Stop

Note Stops after detecting reverse rotation

The reverse drive current flows in the high-side Pch

MOS FET channel on reverse rotation.

100%

–100%

Reverse direction torque

Normal direction torque

Duty cycle

→ ECR–EC

(+)

(–)