PAM3103 Datasheet, PDF (3/10 Pages) Power Analog Micoelectronics – 300mAAdjustable High PSRR CMOS Linear Regulator

PAM3103
300mA Adjustable High PSRR CMOS Linear Regulator
Electrical Characteristic
T_A= 25°C, V = _IN 4V, V_O=3V, C = _IN 1μF, C_O= 2.2μF, unless otherwise noted.
PARAMETER
SYMBO L
Test Conditions
Input Voltage
Output Voltage
Reference Voltage
Output Voltage Accuracy
Output Current
Short Circuit Current
Dropout Voltage
Ground Current
Quiescent Current
Line Regulation
Load Regulation
Temperature Coefficient
V_IN
V_O
V_REF
V_O
I_O
I_SC
V_drop
I_GND
I_Q
LNR
LDR
Tc
I_O=1mA
Vo=0V
2.5V≤Vo<3.3V
I_O =300mA
Vo≥3.3V
I_O=1mA to 300mA
I_O=0mA
I_O=1mA, V_IN =3Vto 5V
I_O=1mA to 300mA
Over Temperature
Shutdown
OTS
I_O=1mA
Over Temperature
Hys teresis
OTH
I_O=1mA
Power Supply Ripple
Rejection
PSRR
Io=100mA, Vo=1.2V
f=100Hz
f=1kHz
f=10kHz
Output Noise
Vn
f =10Hz to 100kHz
EN Input High Threshold
EN Input Low Threshold
Shutdown Current
V_IH
V_IN=2.5V to 5V
V_IL
V_IN=2.5V to 5V
I_SD
V_EN=0V
MIN
Note 1
1.2
-2
300
-0.4
-1
TYP
1.235
150
370
180
70
65
0.2
0.2
40
MAX UNITS
5.5
V
5
V
V
2
%
Note 2 mA
mA
450
mV
230
90
μA
90
μA
0.4
%/V
1
%
ppm/ ^OC
150
O_C
30
O_C
67
dB
65
dB
42
dB
50
μVrms
1.5
V
0.3
V
0.01
1
μA
Note1: The minimum input voltage (V ) _IN(MIN) of the PAM3103 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_D, maximum I_O=P_D/(V_IN( - _MAX) V_O).
Power Analog Microelectronics,Inc
www.poweranalog.com
3
09/2008 Rev 1.2