Diodes AP2120 - Manual (Page 11)

11
BCD Semiconductor Manufacturing Limited
HIGH SPEED, EXTREMELY LOW NOISE LDO REGULATOR AP2120
Data Sheet
Mar. 2013 Rev. 1. 4
Electrical Characteristics (Continued)
AP2120-2.5 Electrical Characteristics
Parameter Symbol Conditions Min Typ Max Unit
Output Voltage V
OUT
V
IN
=3.5V
1mA ≤I
OUT
≤30mA
2.45 2.5 2.55 V
Input Voltage V
IN
6 V
Output Current I
OUT
V
IN
-V
OUT
=1V 150 mA
Load Regulation V
RLOAD
V
IN
=3.5V
1mA ≤I
OUT
≤80mA
12 40 mV
Line Regulation V
RLINE
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
=3.5V, I
OUT
=0mA 25 50 μ A
Power Supply
Rejection Ratio
PSRR
Ripple 0.5Vp-p, f=1kHz
V
IN
=3.5V
65 dB
Output Voltage
Temperature Coefficient
ΔV
OUT
/ ΔT
I
OUT
=30mA
±
250 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
=3.5V, 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.)