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ACT4527 Folha de dados(PDF) 5 Page - Active-Semi, Inc

Nome de Peças ACT4527
Descrição Electrónicos  40V/3.0A CV/CC Buck Converter Featuring USB-PD
PDF  14 Pages
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Fabricante Electrônico  ACTIVE-SEMI [Active-Semi, Inc]
Página de início  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT4527 Folha de dados(HTML) 5 Page - Active-Semi, Inc

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ACT4527
Rev 2, 06-Jan-2017
Innovative Power
TM
- 5 -
www.active-semi.com
Copyright
©
2
0
1
5
-2017 Active-Semi, Inc.
Parameter
Symbol
Condition
Min
Typ
Max
Units
Maximum Duty Cycle
99
%
Switching Frequency
-10%
125
+10%
kHz
Soft-start Time
2.0
ms
Out Voltage Ripples
Cout=220uF/22uF ceramic
80
mV
VOUT Discharge Current
For high to lower voltage transi-
tions
60
mA
Voltage transition time
12V-5V
100
ms
Voltage transition time
5V-12V
100
ms
Line Transient Response
Input 12V-40V-12V with 1V/us
slew rate, Vout=5V, Iload=0A
and 2.4A
4.75
5.25
V
Load Transient Response
Vout=5V
80mA-1.0A-80mA load with
0.1A/us slew rate
4.9
5.15
5.4
V
Vout=9V
80mA-1.0A-80mA load with
8.7
9.1
9.5
V
Vout=12V
80mA-1.0A-80mA load with
11.6
12.1
12.6
V
Thermal Shut Down
160
°
C
Thermal Shut Down Hysteresis
30
°
C
PDC Floating
1.5
V
PDC High
2.0
V
PDC Low
0.8
V
PDC Maximum Voltage
5.5
V
PDC Drive Current
10
uA
ELECTRICAL CHARACTERISTICS
(VIN = 12V, TA = 25
°
C
,
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s
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r
w
i
s
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s
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c
i
f
i
e
d
.
)



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