Data Sheet
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR
AP2120
Electrical Characteristics (Continued)
AP2120-2.5 Electrical Characteristics
≤TJ≤
(VIN=3.5V, TJ=25oC, CIN=1µF, COUT=1µF, Bold typeface applies over -40oC 85oC, unless otherwise specified.)
Parameter
Symbol
Conditions
VIN=3.5V
Min
Typ
Max
Unit
VOUT
Output Voltage
2.45
2.5
2.55
V
1mA≤IOUT≤30mA
Input Voltage
VIN
6
V
Output Current
IOUT
VIN-VOUT=1V
150
mA
VIN=3.5V
VRLOAD
Load Regulation
Line Regulation
12
4
40
16
mV
mV
1mA≤IOUT≤80mA
3V≤VIN≤6V
IOUT=30mA
VRLINE
IOUT=10mA
IOUT=100mA
IOUT=150mA
20
40
VDROP
Dropout Voltage
mV
200
300
300
500
IQ
VIN=3.5V, IOUT=0mA
Quiescent Current
25
50
µA
Ripple 0.5Vp-p, f=1kHz
VIN=3.5V
Power Supply
Rejection Ratio
PSRR
65
dB
µV/oC
∆VOUT/∆T
(∆VOUT/VOUT)/∆T
ILIMIT
±250
Output Voltage
Temperature Coefficient
IOUT=30mA
ppm/oC
mA
±100
Short Current Limit
RMS Output Noise
VOUT=0V
50
TA=25oC
VNOISE
30
µVrms
10Hz ≤f≤100kHz
Nov. 2009 Rev. 1. 0
BCD Semiconductor Manufacturing Limited
10
BCDSEMI [ BCD SEMICONDUCTOR MANUFACTURING LIMITED ]
