MP6501A – 35V, 2.5A MICROSTEPPING MOTOR DRIVER WITH INTEGRATED FETS

MP6501A Rev. 1.11

www.MonolithicPower.com

4

8/22/2016

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© 2016 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

Parameter

Symbol

Condition

Min

Typ

Max

Units

Power Supply

Input Supply Voltage

8

24

35

V

Quiescent Current

I

Q

nSLEEP=1, with no load

7

10

mA

I

SLEEP

1

µA

Voltage Regulator

3P3VOUT Reference Output

IOUT=1mA

3.2

3.3

3.45

V

Internal MOSFETs

Output On Resistance

R

HS

V

T

0.22

0.35

Ω

V

T

0.25

Ω

R

LS

V

T

0.22

0.35

Ω

V

T

0.25

Ω

Body Diode Forward Voltage

I

1.3

V

Control Logic

Input Logic ‘Low’ Threshold

All Logic Pins

0.6

V

Input Logic ‘High’ Threshold

All Logic Pins

2

V

Logic Input Current

-25

25

µA

-8

8

µA

Internal Pull Down Resistance

R

PD

All Logic Pins

530

kΩ

nHOME nFAULT Outputs(Open-Drain Outputs)

Output Low Voltage

0.5

V

Output High Leakage Current

1

µA

Protection Circuit

UVLO Rising Threshold

V

IN RISE

6.5

7

7.7

V

UVLO Hysteresis

(5)

V

HYS

970

mV

Input OVP Threshold

36

37.9

40

V

Input OVP Hysteresis

600

mV

Over-Current Trip Level

Sinking

3.5

6.75

10

A

Sourcing

3.5

6.75

10

A

Over-Current Deglitch Time

(5)

1

µs

Thermal Shutdown

(5)

165

Thermal Shutdown Hysteresis

(5)

30