Data sheet – Diodes AP2120 User Manual
Page 12
![background image](/manuals/306318/12/background.png)
Data Sheet
12
Mar. 2013 Rev. 1. 4
BCD Semiconductor Manufacturing Limited
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR AP2120
Electrical Characteristics (Continued)
AP2120-2.8 Electrical Characteristics
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
Output Voltage
V
OUT
V
IN
=3.8V
1mA
≤I
OUT
≤30mA
2.744
2.8
2.856
V
Input Voltage
V
IN
6
V
Output Current
I
OUT
V
IN
-V
OUT
=1V
150
mA
Load Regulation
V
RLOAD
V
IN
=3.8V
1mA
≤I
OUT
≤80mA
12
40
mV
Line Regulation
V
RLINE
3.3V
≤V
IN
≤6V
I
OUT
=30mA
4
16
mV
Dropout Voltage
V
DROP
I
OUT
=10mA
20
40
mV
I
OUT
=100mA
200
300
I
OUT
=150mA
300
500
Quiescent Current
I
Q
V
IN
=3.8V, I
OUT
=0mA
25
50
μ
A
Power Supply
Rejection Ratio
PSRR
Ripple 0.5Vp-p, f=1kHz
V
IN
=3.8V
65
dB
Output Voltage
Temperature Coefficient
ΔV
OUT
/
ΔT
I
OUT
=30mA
±
280
μV/
o
C
(ΔV
OUT
/V
OUT
)/
ΔT
±
100
ppm/
o
C
Short Current Limit
I
LIMIT
V
OUT
=0V
50
mA
RMS Output Noise
V
NOISE
T
A
=25
o
C
10Hz
≤f≤100kHz
30
μ
Vrms
(V
IN
=3.8V, T
J
=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.)