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PAM3131 Datasheet(PDF) 5 Page - Power Analog Micoelectronics

No. de pieza PAM3131
Descripción Electrónicos  3A Adjustable Low Voltage Low Dropout CMOS Regulator
PDF  14 Pages
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Fabricante Electrónico  PAM [Power Analog Micoelectronics]
Página de inicio  http://www.poweranalog.com
Logo PAM - Power Analog Micoelectronics

PAM3131 Datasheet(HTML) 5 Page - Power Analog Micoelectronics

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Electrical Characteristic
O
V
V
C, C =4.7μF, C =2.2μF, unless otherwise noted.
IN
O
A
IN
O
=
+0.5V, T =25
5
Note1: The minimum input voltage (
) of the PAM3131 is determined by output voltage and dropout
voltage. The minimum input voltage is defined as:
V
=V +V
IN(MIN)
O
drop
Note 2: Output current is limited by P , maximum I =P /(V
-V ).
D
O
D
IN(MAX)
O
V
IN(MIN)
Parameters
Symbol
Test Conditions
MIN
TYP
MAX
UNITS
Input Voltage Range
VIN
Note 1
3.6
V
ADJ Reference Voltage
Vref
Io=100mA
0.882
0.9
0.918
V
Vo=0.9V
330
500
Vo=1.0V
220
400
2.5V>Vo³
1.2V
50
200
IO=500mA
Vo³
2.5V
40
150
Vo=0.9V
500
Vo=1.0V
400
2.5V>Vo³
1.2V
350
Dropout Voltage
VDROP
IO=3.0A
Vo³
2.5V
300
mV
Short Circuit Current
ISC
Vo < 0.3V
1.0
A
Output Current
IO
3.0
Note 2
A
Quiescent Current
IQ
Io=0mA
90
150
µA
Ground Pin Current
IGND
Io=1mA to 3.0A
1.0
mA
Vo£
2.5V,Io=10mA
VIN =Vo+0.5V to Vo+1.5V
Line Regulation
LNR
Vo>2.5V,Io=10mA
VIN =3.3V to 3.6V
0.2
1.0
%/V
Load Regulation
LDR
Io=1mA to 3.0A,VIN=Vo+0.5V
0.5
2
%/A
Over Temperature
Shutdown
OTS
150
°C
Over Temperature
Hysteresis
OTH
50
°C
Temperature Coefficient
TC
40
ppm/°C
f=100Hz
64
Power Supply Ripple
Rejection
PSRR
Io=100mA, Vo=1.5V
f=1kHz
58
dB
Output Noise
Vn
f=10Hz to 100kHz
40
µVrms
Power Analog Microelectronics, Inc
www.poweranalog.com
PAM3131
3A Adjustable Low Voltage
Low Dropout CMOS Regulator
10/2010 Rev1.1



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