MP86950

– INTELLI-PHASETM SOLUTION

W/ INTEGRATED MOSFETS AND DRIVERS

MP86950 Rev. 1.0

www.MonolithicPower.com

5

12/18/2020

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

© 2020 MPS. All Rights Reserved.

ELECTRICAL CHARACTERISTICS

VIN = 12V, VDRV = VDD = VEN = 3.3V, tested at TA = 25°C for typical values and TJ = -40°C to +125°C

for minimum and maximum values, unless otherwise noted.

Parameter

Symbol

Condition

Min

Typ

Max

Units

IIN shutdown

IVIN_OFF

EN = low

40

μA

VIN under-voltage

lockout (UVLO) rising

threshold

2.5

3.0

V

VIN UVLO hysteresis

threshold

600

mV

Quiescent current

IVDRV

EN = low

60

μA

IVDRV

PWM = low

4

5.08

mA

VDD voltage UVLO rising

threshold

2.75

2.95

V

VDD voltage UVLO

hysteresis threshold

275

mV

High-side (HS) current

limit (5)

ILIM_FLT

Cycle-by-cycle, up to four cycles

75

A

Low-side (LS) current

limit (5)

Negative cycle-by-cycle current

limit, no fault report

-30

A

Negative LS current limit

off time (5)

40

ns

HS current limit

shutdown counter (5)

4

times

EN input low voltage

0.8

V

EN input high voltage

2.30

V

Dead time rising (5)

3

ns

Dead time falling (5)

Positive inductor current

6

ns

Negative inductor current

35

ns

PWM high to SW rising

delay (5)

tRISING

15

ns

PWM low to SW falling

delay (5)

tFALLING

15

ns

PWM tri-state to SW Hi-Z

delay (5)

tLT

40

ns

tTL

20

ns

tHT

40

ns

tTH

20

ns