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ACT5830 Datasheet(PDF) 13 Page - Active-Semi, Inc

No. de pieza ACT5830
Descripción Electrónicos  Twelve Channel PMU for Mobile Phones
PDF  41 Pages
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Fabricante Electrónico  ACTIVE-SEMI [Active-Semi, Inc]
Página de inicio  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT5830 Datasheet(HTML) 13 Page - Active-Semi, Inc

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STEP-DOWN DC/DC CONVERTER
ACT5830
Rev 2, 20-Jan-11
Innovative Power
TM
- 13 -
www.active-semi.com
Copyright © 2010 Active-Semi, Inc.
ActivePMU
TM is a trademark of Active-Semi.
I
2CTM is a trademark of NXP.
®
ELECTRICAL CHARACTERISTICS
(VVP = 3.6V, TA = 25°C, unless otherwise specified.)
: VNOM refers to the nominal output voltage level for VREG as defined by the Ordering Information section.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VP Operating Voltage Range
3.1
5.5
V
VP UVLO Threshold
Input Voltage Rising
2.9
3
3.1
V
VP UVLO Hysteresis
Input Voltage Falling
80
mV
Standby Supply Current
110
200
µA
Shutdown Supply Current
REG/ON[ ] = [0], VVP = 4.2V
0.1
1
µA
Output Voltage Regulation Accuracy
VNOM < 1.3V, IOUT = 10mA
-2.4%
VNOM
+1.8%
VNOM ≥ 1.3V, IOUT = 10mA
-1.2%
VNOM
+1.8%
Line Regulation
VVP = Max(VNOM + 1V, 3.2V) to 5.5V
0.15
%/V
Load Regulation
IOUT = 10mA to 350mA
0.0017
%/mA
Current Limit
0.45
0.6
A
Oscillator Frequency
VREG ≥ 20% of VNOM
1.35
1.6
1.85
MHz
VREG = 0V
530
kHz
PMOS On-Resistance
ISW = -100mA
0.45
0.75
Ω
NMOS On-Resistance
ISW = 100mA
0.3
0.5
Ω
SW Leakage Current
VVP = 5.5V, VSW = 5.5V or 0V
1
µA
Power Good Threshold
94
%VNOM
Minimum On-Time
70
ns
V



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