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MP4575 датащи(PDF) 6 Page - Monolithic Power Systems

номер детали MP4575
подробное описание детали  5A, 4.5V - 55V Input, Frequency-Programmable, Fully Integrated, Synchronous, Step-Down Converter
PDF  22 Pages
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производитель  MPS [Monolithic Power Systems]
домашняя страница  http://www.monolithicpower.com
Logo MPS - Monolithic Power Systems

MP4575 датащи(HTML) 6 Page - Monolithic Power Systems

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MP4575
– 5A, 55V, SYNCHRONOUS, STEP-DOWN CONVERTER
MP4575 Rev. 1.0
www.MonolithicPower.com
6
8/16/2016
MPS Proprietary Information. Patent Protected. Unauthorized Photocopy and Duplication Prohibited.
© 2016 MPS. All Rights Reserved.
ELECTRICAL CHARACTERISTICS (continued)
VIN = 48V, VEN = 3.3V, TJ = 25°C, unless otherwise noted.
Parameter
Symbol
Condition
Min
Typ
Max
Units
Oscillator Frequency
Switching frequency
fSW
RFREQ = 100k
Ω
400
520
640
kHz
Over-Voltage Protection (OVP)
Output OVP threshold
VOVP
VFB(OVP)/VFB
108
115
122
%
Power Good (PG)
Power good threshold
VPG_TH
VOUT rising, VFB(PG)/VFB
86
90
94
%
VOUT falling, VFB(PG)/VFB
81
85
89
Power good hysteresis
VPG_HYS
∆VFB(PG)/VFB
5
%
Power good delay
tPG_DL
VOUT rising
8
22
37
μs
VOUT falling
8
21
33
μs
Frequency SYNC
SYNC leakage current
ILKG_SYNC
10
100
nA
SYNC frequency range
fSYNC
100
1000
kHz
Thermal
Thermal shutdown (4)
TSD
150
170
°C
Thermal shutdown hysteresis (4)
TSD_HYS
10
°C
NOTE:
4)
Derived from bench characterization. Not tested in production.



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