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MP2884A Datasheet(PDF) 6 Page - Monolithic Power Systems

No. de pieza MP2884A
Descripción Electrónicos  Digital, Multi-Phase PWM Controller with PMBus and PWM-VID
PDF  107 Pages
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Fabricante Electrónico  MPS [Monolithic Power Systems]
Página de inicio  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2884A Datasheet(HTML) 6 Page - Monolithic Power Systems

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MP2884A – DIGITAL PWM CONTROLLER WITH PMBUS AND PWM-VID
MP2884A Rev. 1.01
www.MonolithicPower.com
6
12/25/2018
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2018 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VDD33 = 3.3V, EN = 1V, current going into the pin is positive. Typical values are at TA = 25°C.
Parameter
Symbol
Condition
Min
Typ
Max
Units
Remote Sense Amplifier
Bandwidth (6)
GBW(RSA)
20
MHz
VORTN current
I
VORTN
EN = 1V, VOSEN = 3V,
VORTN = 0V
-38
μA
VOSEN current
I
VOSEN
EN = 1V, VOSEN = 3V,
VORTN = 0V
38
μA
Oscillator
Frequency
f
OSC
VIREF = 1.23V, RIREF = 61.9kΩ
1.56
MHz
System Interface Control Inputs
Enable (EN)
Input low voltage
VIL(EN)
0.4
V
Input high voltage
VIH(EN)
0.8
V
Enable high leakage
IIH(EN)
EN = 2V
2.3
µA
IMON Output
Current gain
IMON/ICS_SUM
Measured from ICSSUM to IMON,
ICS_SUM = -2mA
1:16
µA/µA
Current gain accuracy
-1
1
%
PWM-VID
Input low voltage
PWMVIDL
0.4
V
Input mid-state
PWMHIZ
0.9
V
Input high voltage
PWMVIDH
1.4
V
PSI
Input low voltage
PSIL
0.4
V
Input mid-state
PSIM
0.9
V
Input high voltage
PSIH
1.4
V
PWM Outputs
Output low voltage
VOL (PWM)
IPWM(SINK) = 400µA
10
200
mV
Output middle voltage
VOM (PWM)
IPWM(SOURCE) = -100µA
1.36
V
Output high voltage
VOH (PWM)
IPWM(SOURCE) = -400µA
3.15
VDD33
-0.02
V
Rise and fall time (6)
C = 10pF
10
ns
PWM tri-state leakage
PWM = 1.5V, EN = 0V
-1
1
µA
PWM fault detection source
current (6)
Isource(PWM)
Enter PWM fault detect mode
150
µA
TSNS
Current source
ITSNS
10
µA



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