Diodes AP2129 - Manual (Page 6)

300mA HIGH SPEED, EXTREMELY LOW NOISE CMOS LDO REGULATOR AP2129
Data Sheet
6
Sep. 2012 Rev. 1. 6 BCD Semiconductor Manufacturing Limited
Electrical Characteristics
(C
IN
=1 μF, C
OUT
=1 μF, Bold typeface applies over -40 o C ≤T
J
≤85 o C, unless otherwise specified.
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage V
OUT
V
IN
=V
OUT
+1V, (Note 2)
1mA ≤I
OUT
≤300mA
98%*
V
OUT
102%*
V
OUT
V
Input Voltage V
IN
1.8 6 V
Maximum Output Current I
OUT(MAX)
450 mA
Load Regulation
ΔV
OUT
/( ΔI
OUT*
V
OUT
)
V
IN
-V
OUT
=1V, (Note 2)
1mA ≤I
OUT
≤300mA
1.5 %/A
Line Regulation
ΔV
OUT
/( ΔV
IN
*V
OUT
)
V
OUT
+0.5V ≤V
IN
≤6V, (Note 2)
I
OUT
=30mA
0.06 %/V
Dropout Voltage V
DROP
V
OUT
=1.0V, I
OUT
=300mA 800
mV
V
OUT
=1.2V, I
OUT
=300mA 600
V
OUT
=1.8V, I
OUT
=300mA 600 700
V
OUT
=2.6V/2.8V/3.0V/3.3V,
I
OUT
=300mA
170 300
Quiescent Current I
Q
V
IN
=V
OUT
+1V, I
OUT
=0mA 60 90 μA
Standby Current I
STD
V
IN
=V
OUT
+1V,
V
SHUTDOWN
in off mode
0.1 1.0 μA
Power Supply
Rejection Ratio
PSRR
Ripple 1Vp-p
V
IN
=V
OUT
+1V
f=100Hz 65 dB
f=1KHz 65 dB
f=10KHz 45 dB
Output Voltage
Temperature Coefficient ( ΔV
OUT
/V
OUT
)
/ ΔT
I
OUT
=30mA, -40 o C ≤T
J
≤85 o C ±100 ppm/ o C
Output Current Limit I
LIMIT
V
IN
-V
OUT
=1V, V
OUT
=0.98*V
OUT
400 mA
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 60 μVrms
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 Resistance 3 M Ω
Thermal Shutdown 165 o C
Thermal Shutdown Hysteresis 30 o C
Thermal Resistance θ
JC
DFN-1.5x2-6 20
o C/W
SOT-23-5 150
AP2129-1.0/1.2/1.8/2.6/2.8/3.0/3.3 Electrical Characteristics
Note 2: V
IN
=2.8V for 1.0 and 1.2 version