Data sheet – Diodes AP2125 User Manual
Page 12
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR AP2125
Data Sheet
12
BCD Semiconductor Manufacturing Limited
Sep. 2012 Rev. 1. 5
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Output Voltage
V
OUT
V
IN
=5.2V
1mA
≤I
OUT
≤30mA
4.116
4.2
4.284
V
Input Voltage
V
IN
6
V
Maximum Output Current
I
OUT(MAX)
V
IN
-V
OUT
=1V, V
OUT
=4.12V
300
360
mA
Load Regulation
V
RLOAD
V
IN
=5.2V
1mA
≤I
OUT
≤300mA
13
15
mV
Line Regulation
V
RLINE
5.2V
≤V
IN
≤6V
I
OUT
=30mA
1
15
mV
Dropout Voltage
V
DROP
I
OUT
=10mA
6.5
10
mV
I
OUT
=100mA
65
100
I
OUT
=300mA
200
300
Quiescent Current
I
Q
V
IN
=5.2V, I
OUT
=0mA
60
90
μ
A
Standby Current
I
STD
V
IN
=5.2V
V
CE
in OFF mode
0.01
1.0
μ
A
Power Supply
Rejection Ratio
PSRR
Ripple 0.5Vp-p
V
IN
=5.2V
f=100Hz
65
dB
f=1KHz
65
dB
Output Voltage
Temperature Coefficient
(ΔV
OUT
/V
OUT
)/
ΔT I
OUT
=30mA
±
100
ppm/
o
C
Short Current Limit
I
SHORT
V
OUT
=0V
50
mA
RMS Output Noise
V
NOISE
10Hz
≤f≤100kHz
50
μ
Vrms
CE "High" Voltage
CE input voltage "High"
1.5
V
CE "Low" Voltage
CE input voltage "Low"
0.4
V
Thermal Shutdown
160
o
C
Thermal Shutdown Hyster-
esis
25
o
C
(V
IN
=5.2V, T
A
=25
o
C, C
IN
=1
μF, C
OUT
=1
μF, Bold typeface applies over -40
o
C
≤T
J
≤85
o
C, unless otherwise specified.)
AP2125-4.2 Electrical Characteristics
Electrical Characteristics (Continued)