MPQ6523

– TRIPLE HALF-BRIDGE MOTOR DRIVER WITH SERIAL INPUT CONTROL

MPQ6523 Rev.1.01

www.MonolithicPower.com

4

9/5/2017

MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.

© 2017 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

Parameters

Symbol

Condition

Min

Typ

Max

Units

Operating supply current (VS)

all output stages off

2.2

6

mA

all output low stages on, no load

2.65

6

all output high stages on, no load

2.7

6

Operating supply current (VCC)

operation

65

90

μA

Quiescent current (VS)

SE = low, output pins to VS and

GND

1.5

6

μA

Quiescent current (VCC)

SE = low

23

35

μA

Discharge current (VS)

3

mA

Internal oscillator frequency

85

120

166

kHz

Power-on reset threshold

2.3

2.6

3.0

V

Power-on reset delay

30

100

190

μs

Under-voltage lockout threshold

rising

5.5

6.5

V

Under-voltage lockout threshold

hysteresis

0.6

V

Under-voltage lockout delay time

7

14

23

ms

Output Specification

HS + LS switch-on resistance

RDS(ON)

1.1

1.7

Ω

(6)

2

Ω

Inductive shutdown energy

(7)

15

mJ

Over-current limit

IOCP

1

1.3

1.8

A

Over-current shutdown delay time

0.1

0.21

0.3

ms

0.28

0.53

0.72

Open-load detection current

Bit13 (OLD) = low, output off

1.4

1.9

2.4

mA

Output switch-on/-off delay

60

μs

OUTx rising time

2

20

50

μs

OUTx falling time

2

20

45

μs

Dead time

2

μs