NCP690 ONSEMI [ON Semiconductor], NCP690 Datasheet - Page 9

• Manufacturer Part Number: NCP690
• Description: 1 A, Low IGND, Very Low Dropout Regulator (VLDO) with/without Enable
• Manufacturer: ONSEMI [ON Semiconductor]

3.5
3.0
2.5
2.0
1.5
1.0
0.5
1.55
1.50
1.45
0
2.7
2.5
2.3
10
C
t
rise
IN
V
V
C
DI
Figure 21. Noise Density vs. Frequency
= C
= 10 ms
N
IN
IN
OUT
= 64 mV
= 3.5 V,
= C
OUT
100
/Dt = 0.5 A/1 ms
Figure 23. Load Transient
OUT
Figure 25. Line Transient
= 10 mF,
RMS
= 10 mF,
TIME (50 ms/DIV)
FREQUENCY (Hz)
TIME (50 ms/DIV)
(V
(V
(V
out
out
V
I
out
OUT
OUT
1000
= 2.5 V)
= 1.5 V)
= 5.0 V)
V
V
OUT
IN
V
V
C
I
T
OUT
A
IN
OUT
IN
= 25°C
= 6.0 V,
= C
10,000
= 10 mA,
= 5.0 V,
TYPICAL CHARACTERISTICS
OUT
= 1 mF,
http://onsemi.com
1.0
0.5
100,000
0
4
3
9
1.75
1.50
1.25
2.55
2.50
2.45
5.25
5.00
4.75
V
C
DI
IN
IN
OUT
C
t
= 3.5 V,
rise
= C
IN
/Dt = 0.5 A/1 ms
V
C
DI
= C
= 10 ms
OUT
IN
IN
OUT
Figure 24. Load Transient
= 6.0 V,
= C
OUT
Figure 22. Load Transient
= 10 mF,
/Dt = 0.5 A/1 ms
OUT
Figure 26. Line Transient
= 10 mF,
TIME (50 ms/DIV)
TIME (100 ms/DIV)
(V
V
(V
= 10 mF,
I
OUT
OUT
out
out
TIME (50 ms/DIV)
(V
= 5.0 V)
= 1.5 V)
out
V
I
= 2.5 V)
OUT
OUT
V
V
OUT
IN
1.0
0.5
0
1.0
0.5
0
5
4