MP8796B datasheet(11/52 Pages) MPS

11 / 52 page

MP8796B – 16V, 30A, SYNCHRONOUS STEP-DOWN CONVERTER WITH PMBUS

MP8796B Rev. 1.0

www.MonolithicPower.com

1/19/2020

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

ELECTRICAL CHARACTERISTICS (continued)

VIN = 12V, TJ = -40°C to +125°C(7), typical value is tested at TJ = 25°C, unless otherwise noted.

Parameters

Symbol

Condition

Min

Typ

Max

Units

PMBus DC Characteristics (SDA, SCL, ALT#, CTRL) (6)

Input high voltage

VIH

2.1

Input low voltage

VIL

0.8

Output low voltage

VOL

IOL = 1mA

0.4

Input leakage current

ILEAK

SDA, SCL, ALT# = 3.3V

-10

+10

µA

Maximum voltage (SDA, SCL,

ALT#, CTRL)

VMAX

Transient voltage including

ringing

-0.3

3.3

+3.6

Pin capacitance on SDA,SCL

CPIN

PMBus Timing Characteristics (7)

Min operating frequency

kHz

Max operating frequency

1000

kHz

Bus free time

Between stop and start condition

4.7

µs

Holding time

4.0

µs

Repeated start condition

set-up time

4.7

µs

Stop condition set-up time

4.0

µs

Data hold time

300

Data set-up time

250

Clock low timeout

Clock low period

4.7

µs

Clock high period

4.0

µs

Clock/data fall time

300

Clock/data rise time

1000

Notes:

6) Guaranteed by design.

7) Guaranteed by design; not tested in production. The parameter is tested during parameter characterization.

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