Electrical characteristics, Pam3131, A product line of diodes incorporated – Diodes PAM3131 User Manual
Page 4
PAM3131
Document number: DSxxxxx Rev. 1 - 1
4 of 14
October 2012
© Diodes Incorporated
PAM3131
A Product Line of
Diodes Incorporated
Electrical Characteristics
(@T
A
= +25°C, V
IN
= V
O
+1V, C
IN
= 4.7µF, C
O
= 4.7µF, unless otherwise specified.)
Parameter Symbol
Test
Conditions
Min
Typ
Max
Units
Input Voltage Range
V
IN
Note 1
3.6
V
ADJ Reference Voltage
V
REF
I
O
= 100mA
0.882 0.900
0.918 V
Dropout Voltage
V
DROP
I
O
= 500mA
V
O
= 0.9V
330 500
mV
V
O
= 1.0V
220 400
2.5V > V
O
≥ 1.2V
50 200
V
O
≥ 2.5V
40 150
I
O
= 3.0A
V
O
= 0.9V
500
V
O
= 1.0V
400
2.5V > V
O
≥ 1.2V
350
V
O
≥ 2.5V
300
Short Circuit Current
I
SC
V
O
< 0.3V
1.0
A
Output Current
I
O
3.0
Note
2
A
Quiescent Current
I
Q
I
O
= 0mA
90
150
µA
Ground Pin Current
I
GND
V
O
> 0.8V
1.0
mA
Line Regulation
LNR
V
O
≤ 2.5V, I
O
= 10mA
V
IN
= V
O
+0.5V to V
O
+1.5V
0.2
1.0
%/V
V
O
> 2.5V, I
O
= 10mA
V
IN
= 3.3V to 3.6V
Load Regulation
LDR
I
O
= 1mA to 3.0A, V
IN
= V
O
+0.5A
0.5
2
%/A
Over Temperature Shutdown
OTS
150
°C
Over Temperature Hysteresis
OTH
50
°C
Temperature Coefficient
T
C
40
ppm/°C
Power Supply Ripple Rejection
PSRR
I
O
= 100mA, V
O
= 1.5V
f = 100Hz
64
dB
f = 1kHz
58
Output Noise
Vn
f = 10Hz to 100kHz
40
µV
RMS
Notes:
1. The minimum input voltage ( ) of the PAM3131 is determined by output voltage and dropout voltage. The minimum input voltage is defined as:
2. Output current is limited by P
D
, maximum I
O
= P
D
/(V
IN(MAX)
-V
O
).