MP2884A datasheet(10/107 Pages) MPS

10 / 107 page

MP2884A – DIGITAL PWM CONTROLLER WITH PMBUS AND PWM-VID

MP2884A Rev. 1.01

www.MonolithicPower.com

12/25/2018

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

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

VIN = 12V, COUT = 6400μF, RIMON = 4.42kΩ, PGOOD is pulled up to +3.3V. TA = +25°C, unless

otherwise noted.

DVID Up

DVID from 0.4V to 1.2V, RC slew rate,

TAU = 18.2μs

DVID Down

DVID from 1.2V to 0.4V, RC slew rate,

TAU = 18.2μs

CH4: VDD

400mV/div.

CH3:

PWMVID

3V/div.

CH1: PWM1

3V/div.

CH2: VPG

3V/div.

CH4: VDD

400mV/div.

CH3:

PWMVID

3V/div.

CH1:PWM1

3V/div.

CH2: VPG

3V/div.

20μs/div.

DVID Up

DVID from 0.4V to 1.2V, linear slew rate,

SR = 9.62mV/μs

DVID Down

DVID from 1.2V to 0.4V, linear slew rate,

SR = 9.62mV/μs

CH4: VDD

400mV/div.

CH3:

PWMVID

3V/div.

CH1:PWM1

3V/div.

CH2: VPG

3V/div.

CH4: VDD

400mV/div.

CH3:

PWMVID

3V/div.

CH1:PWM1

3V/div.

CH2: VPG

3V/div.

20μs/div.

20µs/div.

Load Transient with DC Load Line

VIN = 12V, VDD = 1V, FSW = 500kHz,

RLL = 0.5mΩ, IOUT = 0 <-> 150A @ 500A/µs

Load Transient with AC Load Line

VIN = 12V, VDD = 1V, FSW = 500kHz,

RLL = 0mΩ, IOUT = 0 <-> 150A @ 500A/µs

CH3: VIOUT

(4mV/A)

500mV/div.

CH4: VDD

50mV/div.

CH1: PWM1

3V/div.

CH2: PWM2

3V/div.

CH3:

VIOUT

(4mV/A)

500mV/div.

CH4: VDD

50mV/div.

CH1: PWM1

3V/div.

CH2:

PWM2

3V/div.

50µs/div.

MP2884A Datasheet(PDF) 10 Page - Monolithic Power Systems

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