Datasheet

Data Sheet ADP322/ADP323
Rev. A | Page 13 of 24
0
10
20
30
40
50
60
70
0.001 0.01 0.1 1 10 100
1000
LOAD CURRENT (mA)
NOISE (µV rms)
3.3V
1.8V
1.5V
09288-033
Figure 35. Output Noise vs. Load Current and Output Voltage, V
IN
= 5 V
CH1 100mA CH2 50mV
CH3 10mV CH4 10mV
M40µs A CH1 44mA
1
2
3
4
T 9.8%
B
W
B
W
B
W
B
W
Ω
I
LOAD1
V
OUT1
V
OUT2
V
OUT3
09288-034
Figure 36. Load Transient Response,
I
LOAD1
= 1 mA to 200 mA, I
LOAD2
= I
LOAD3
= 1 mA,
CH1 = I
LOAD1
, CH2 = V
OUT1
, CH3 = V
OUT2
, CH4 = V
OUT3
1
2
T 10.2%
CH1 200mA M40µs A CH1 124mA
B
W
B
W
Ω
CH2
50mV
I
LOAD1
V
OUT1
09288-035
Figure 37. Load Transient Response,
I
LOAD1
= 1 mA to 200 mA, C
OUT1
= 1 μF,
CH1 = I
LOAD1
, CH2 = V
OUT1
CH2
1
2
T 10.4%
CH1 200mA 50mV M40µs A CH1 84mA
B
W
B
W
Ω
I
LOAD2
V
OUT2
09288-036
Figure 38. Load Transient Response, I
LOAD2
= 1 mA to 200 mA, C
OUT2
= 1 μF,
CH1 = I
LOAD2
, CH2 = V
OUT2
CH1 200mA CH2 50mV M40µs A CH1 124mA
1
2
T 10.2%
B
W
B
W
Ω
I
LOAD3
V
OUT3
09288-037
Figure 39. Load Transient Response,
I
LOAD3
= 1 mA to 200 mA, C
OUT3
= 1 μF,
CH1 = I
LOAD3
, CH2 = V
OUT3
CH3 10mV
B
W
1
4
3
2
T 15%
CH1 1V CH2 10mV M1µs A CH1 4.62V
B
W
CH4 10mV
B
W
B
W
V
IN
V
OUT1
V
OUT2
V
OUT3
09288-038
Figure 40. Line Transient Response,
V
IN
= 4 V to 5 V, I
LOAD1
= I
LOAD2
= I
LOAD3
=100 mA,
CH1 = V
IN
, CH2 = V
OUT1
, CH3 = V
OUT2
, CH4 = V
OUT3