MP6517 – SINGLE-PHASE, BLDC, MOTOR DRIVER WITH INTEGRATED HALL SENSOR

MP6517 Rev.1.01

www.MonolithicPower.com

14

4/9/2018

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Register Table 15

Register Table 16

Register Table 17

Addr: 0x0E

Bit

Bit Name

Access

Default

Description

7:5

Reserved

4:0

SOFF_100

OTP/REG

11111

The electrical angle to turn off the phase transition softly at

100% PWM output duty.

00000 = 1.4°

11111 = 45°

Addr: 0x0F

Bit

Bit Name

Access

Default

Description

7

Reserved

6

PLLEN

OTP/REG

1

Load current zero-crossing PLL function enable bit.

1: enable

0: disable

5:4

RLOCK_SEL

OTP/REG

11

Rotor-lock off-time to detection time ratio selection. Rotor

lock-off timer also determines the OLP retry time.

00 = 1:3 (0.6s/1.8s)

01 = 1:4 (0.6s/2.4s)

10 = 1:5 (0.6s/3.0s)

11 = 1:6 (0.6s/3.6s)

3:0

THETA_E

OTP/REG

0000

The electrical angle delay setting bits between the original

Hall signal positive edge and output current zero-crossing

positive edge. 1° per step.

0000 = 0°

1111 = 15°

Addr: 0x10

Bit

Bit Name

Access

Default

Description

7:3

Reserved

Write this bit to 00000 during OTP programming.

2

FM

REG

0

Factory mode enable.

1:0

Reserved

REG

00

Write this bit to 00 when not in use.