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MP2884A Datasheet(PDF) 7 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) 7 Page - Monolithic Power Systems

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MP2884A – DIGITAL PWM CONTROLLER WITH PMBUS AND PWM-VID
MP2884A Rev. 1.01
www.MonolithicPower.com
7
12/25/2018
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2018 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (continued)
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
Comparator (Protection)
Under-voltage threshold
Relative to reference DAC
voltage (2Ch bit[2:0] = 3b'001)
−190
mV
Relative to reference DAC
voltage (2Ch bit[2:0] = 3b'010)
−310
mV
Relative to reference DAC
voltage (2Ch bit[2:0] = 3b'100)
−430
mV
Over-voltage threshold
Relative to reference DAC
voltage (2Ch bit[2:0] = 3b'001)
190
mV
Relative to reference DAC
voltage (2Ch bit[2:0] = 3b'010)
310
mV
Relative to reference DAC
voltage (2Ch bit[2:0] = 3b'100)
430
mV
VDD33 Supply
Supply voltage range
VDD33
3.0
3.3
3.6
V
Supply current
IVDD33
EN = high or programmed as
non-low-power mode
30
mA
EN = 0 and programmed as
low-power mode
150
µA
UVLO threshold voltage
VDD33UVLO VDD33 is rising
2.88
2.98
V
VDD33UVLO VDD33 is falling
2.68
2.80
V
1.8V Regulator
1.8V regulator output voltage
VDD18
IVDD18 = 0mA
1.8
V
1.8v regulator load capability
IVDD18
VOL = VDD18 - 40mV
30
mA
ADC
ADC voltage reference
1.592
1.6
1.608
V
ADC resolution (6)
10
bits
DNL(6)
1
LSB
Sample rate (6)
700
kHz
DAC (Reference Voltage)
DAC voltage reference
FSADC
1.7
V
Resolution/LSB
∆ADC
6.25
mV
Max output voltage slew rate
(6)
50
mV/μs
OC_DAC (Protection)
Range (6)
FSDAC_PRT Adjustable via the PMBus
0.17
2.72
V
Resolution/LSB (6)
∆DAC_PRT
10
mV



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