NCP584 ON Semiconductor, NCP584 Datasheet - Page 7

• Manufacturer Part Number: NCP584
• Description: Tri-Mode 200 mA CMOS LDO Regulator
• Manufacturer: ON Semiconductor

2.68
2.66
2.64
2.62
2.60
2.58
2.56
2.68
2.66
2.64
2.62
2.60
2.58
2.56
90
80
70
60
50
40
30
20
10
0
0.1
0
0
ECO = H, I
t
ECO = H, I
t
r
r
V
V
C
= t
= t
out
in
out
Figure 27. Ripple Rejection vs. Frequency
10
10
= 2.5 V + 0.2 V
f
f
= 1.5 V
= 2.2 mF, ECO = H
= 5 ms, C
= 5 ms, C
20
20
out
out
= 30 mA
= 30 mA
out
out
30
30
FREQUENCY, f (kHz)
= 1.0 mF
= 2.2 mF
1
p−p
I
Output Voltage
Output Voltage
out
40
40
Input Voltage
Input Voltage
TIME, t (ms)
TIME, t (ms)
= 1.0 mA
50
50
Figure 29. Input Transient Response (V
60
60
10
I
70
70
out
= 30 mA
TYPICAL CHARACTERISTICS
80
80
90
90
http://onsemi.com
100
100
100
NCP584
5
4
3
2
1
0
5
4
3
2
1
0
7
5.0
4.5
4.0
3.5
3.0
2.5
2.0
5.0
4.5
4.0
3.5
3.0
2.5
2.0
0.0
0.0
90
80
70
60
50
40
30
20
10
0
0.1
ECO = L, I
t
ECO = L, I
t
r
r
V
V
C
= t
= t
0.4
0.4
out
in
out
Figure 28. Ripple Rejection vs. Frequency
f
f
= 2.5 V + 0.2 V
= 5 ms, C
= 5 ms, C
= 1.5 V
= 2.2 mF, ECO = L
out
0.8
0.8
out
out
= 2.6 V)
= 10 mA
= 10 mA
1.2
1.2
out
out
= 1.0 mF
= 2.2 mF
FREQUENCY, f (kHz)
Input Voltage
Input Voltage
1
Output Voltage
Output Voltage
p−p
1.6
1.6
TIME, t (ms)
TIME, t (ms)
I
2.0
2.0
out
= 1.0 mA
2.4
2.4
2.8
2.8
10
3.2
3.2
I
I
out
out
= 30 mA
= 50 mA
3.6
3.6
4.0
4.0
100
5
4
3
2
1
0
5
4
3
2
1
0