Data sheet, Electrical characteristics – Diodes AP2126 User Manual
Page 5
300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR AP2126
5
BCD Semiconductor Manufacturing Limited
Data Sheet
Sep. 2012 Rev. 1. 5
Electrical Characteristics
(AP2126-ADJ, V
IN
min=3.0V, C
IN
=1
μF, C
OUT
=1
μF, Bold typeface applies over -40
o
C
≤T
A
≤85
o
C, unless otherwise specified.)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Reference Voltage
V
REF
V
IN
=3.0V
1mA
≤I
OUT
≤300mA
1.225
1.25
1.275
V
Input Voltage
V
IN
3.0
6
V
Maximum Output Current
I
OUT(MAX)
V
IN
=3.0V,
V
OUT
=98%
×V
OUT
300
400
mA
Load Regulation
ΔV
OUT
/(
ΔI
OUT*
V
OUT
)
V
IN
=3.0V,
1mA
≤I
OUT
≤300mA
0.6
%/A
Line Regulation
ΔV
OUT
/(
ΔV
IN
*V
OUT
)
V
IN
=3.0V to 6V
I
OUT
=30mA
0.06
%/V
Quiescent Current
I
Q
V
IN
=3.0V, I
OUT
=0mA
60
90
μA
Standby Current
I
STD
V
IN
=3.0V,
V
SHUTDOWN
in off mode
0.1
1.0
μA
Power Supply
Rejection Ratio
PSRR
Ripple 1Vp-p
V
IN
=3.5V
f=100Hz
68
dB
f=1KHz
68
dB
f=10KHz
54
dB
Output Voltage
Temperature Coefficient
(
ΔV
OUT
/V
OUT
)
/
ΔT
I
OUT
=30mA, -40
o
C
≤T
A
≤85
o
C
±
100
ppm/
o
C
Short Current Limit
I
SHORT
V
OUT
=0V
50
mA
Soft Start Time
t
UP
50
μs
RMS Output Noise
V
NOISE
T
A
=25
o
C, 10Hz
≤f≤100kHz,
V
OUT
=1.25V
80
μ
Vrms
Shutdown "High" Voltage
Shutdown input voltage "High"
1.5
6
V
Shutdown "Low" Voltage
Shutdown input voltage "Low"
0
0.4
V
V
OUT
Discharge MOSFET
R
DS(ON)
Shutdown input voltage "Low"
60
Ω
Shutdown Pull Down Resis-
tance
3
M
Ω
Thermal Shutdown
165
o
C
Thermal Shutdown Hysteresis
30
o
C
Thermal Resistance
θ
JC
SOT-23-5
150
o
C/W