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MP2143HGD датащи(PDF) 4 Page - Monolithic Power Systems

номер детали MP2143HGD
подробное описание детали  3A, 5.5V, 2.0MHz Synchronous Step Down Switcher
PDF  15 Pages
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производитель  MPS [Monolithic Power Systems]
домашняя страница  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP2143HGD датащи(HTML) 4 Page - Monolithic Power Systems

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MP2143H – 3A, 5.5V, 2.0MHz, SYNCHRONOUS STEP-DOWN SWITCHER
MP2143H Rev. 1.02
www.MonolithicPower.com
4
6/30/2016
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2016 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS
VIN = 5V, TJ = -40°C to 125°C, Typical value is tested at TJ=+25°C. The limit over temperature is
guaranteed by characterization, unless otherwise noted.
Parameter
Symbol
Condition
Min
Typ
Max
Units
TJ = 25°C
591
600
609
Feedback Voltage
VFB
TJ = -40°C to 85°C
(5)
588
600
612
mV
Feedback Current
IFB
VFB = 0.63V
10
nA
PFET Switch ON Resistance
RDSON_P
80
mΩ
NFET Switch ON Resistance
RDSON_N
40
mΩ
Switch Leakage
VEN = 0V, VIN = 5V,
VSW = 0V and 5V,
TJ = 25°C
0.1
2
μA
PFET Current Limit
TJ = 25°C
4.2
4.8
A
VIN=5V, VOUT=1.2V
120
ON Time
tON
VIN=3.6V, VOUT=1.2V
166
ns
fs
VIN=3.3V, VOUT=1.2V,
TJ =25°C
1800
2000
fs
VIN=3.3V, VOUT>=1.8V,
TJ =-40°C to 125°C
(5)
1800
3000
Switching Frequency
fs
VIN=5V, VOUT>=3.3V,
TJ =-40°C to 125°C
(5)
1800
3000
kHz
Minimum OFF Time
tMIN-OFF
50
ns
Soft-Start Time
tSS-ON
VOUT=1.2V, 10% to 90%
1.3
ms
Soft-Stop Time
tSS-OFF
VOUT=1.2V, 90% to 10%
1
ms
Power-Good Upper Trip
Threshold
PGH
FB falling when PG turn
to high voltage
110
%
Power-Good Upper Trip
Hysteresis
PGH_Hys
5
%
Power-Good Lower Trip
Threshold
PGL
FB Rising when PG turn
to high voltage
90
%
Power-Good Lower Trip
Hysteresis
PGL_Hys
5
%
Power-Good Delay
PGD
110
μs
Power-Good Sink Current
Capability
VPG-L
Sink 1mA
400
mV
Power-Good Logic High
Voltage
VPG-H
VIN=5V, VFB=0.6V
4.9
V
Power-Good Internal Pull-Up
Resistor
RPG
500
kΩ
Under-Voltage Lockout
Threshold Rising
2.0
2.2
2.4
V
Under-Voltage Lockout
Threshold Hysteresis
150
mV



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