MP6527

– 40V, 0.8A MOTOR DRIVER WITH SERIAL INPUT CONTROL

MP6527 Rev. 1.0

MonolithicPower.com

6

9/23/2021

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

© 2021 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

5.5V ≤ VVS ≤ 40V, 3.15V ≤ VVCC ≤ 5.25V, EN = VVCC, TA = 25°C, unless otherwise noted.

Parameters

Symbol

Condition

Min

Typ

Max

Units

VS supply current

IVS

VVS < 28V, EN = VCC,

no load

5.5

6.5

mA

VCC supply current

IVCC

3.15V < VVCC < 5.25V, EN = high,

DI = CLK = low, CS = high, no load

100

150

μA

VS quiescent current

IQ_VS

VVS = 13.2V, VVCC = 0V or VVCC = 5V,

EN = low

1

5

μA

VCC quiescent current

IQ_VCC

3.15V < VVCC < 5.25V, EN = low,

DI = CLK = low, CS = high

1

5

μA

VS discharge current

IVS_

DISCHARGE

VVS = 40V, EN = low

3

mA

Start-up reset threshold

VVCC

VCC increasing

2.3

2.7

3

V

Start-up reset delay

After switching on VVCC

30

100

160

μs

VS under-voltage lockout

(UVLO) threshold

VUVLO_VS

VS decreasing

3.5

4.5

V

VS UVLO threshold

hysteresis

VUVOFF

0.1

0.3

0.5

V

VS UVLO delay time

7

21

ms

VS over-voltage lockout

(OVLO) threshold

VOVLO_VS OVLO = 1, VS increasing

33

36

39

V

VS OVLO threshold

hysteresis

1

2.5

4

V

Output Specifications

HS-FET and LS-FET on

resistance

RDS(ON)

1.3

1.6

Ω

Over-current (OC) limit

IOCP

VVS = 13.2V

1

1.3

2.5

A

OC shutdown delay time

tdOC

10

25

50

μs

Open-load detection

(OLD) current

IOLD

VVS = 13.2V, LS-FET is on

1

16

45

mA

OLD delay time

tDELAY_OLD

200

350

600

μs

Output enable time

VVS = 13.2V, RLOAD

= 50Ω

50

65

μs

Output disable time

50

65

Delay time

HBCNFx high to OUTx high,

VVS = 13.2V, RLOAD

= 50Ω

75

105

HBCNFx low to OUTx low,

VVS = 13.2V, RLOAD

= 50Ω

65

95

Output rise time

VVS = 13.2V, 10% to 90% VOUT,

RLOAD

= 50Ω

13

27

42

μs

Output fall time

11

20

27

μs

Dead time

VVS = 13V, RLOAD

= 50Ω

1.5

μs

Enable (EN) Input

EN low threshold

0.6

V

EN high threshold

2

V

EN threshold hysteresis

0.4

V

Pull-down resistor

VEN = VVCC

125

k

Ω

Serial Interface: Logic Inputs (DI, CLK, CS)

Input low-level threshold

0.6

V

Input high-level threshold

2

V

Input threshold hysteresis

150

mV

DI pull-down resistor,

CLK pin

VDI, VCLK = VVCC

125

k

Ω

CS pull-up current

VCS = 0V

125

k

Ω

Input capacitance (6)

CIN

15

pF