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NCP4681DSQ15T1G
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
NCP4681, NCP4684
http://onsemi.com
7
TYPICAL CHARACTERISTICS
0
0.5
1.0
1.5
2.0
2.5
3.0
012345
V
IN
, INPUT VOL
T
AGE (V)
Figure 15. Output V
oltage vs. Input V
oltage,
2.5 V V
ersion
V
OUT
(V)
I
OUT
= 50 mA
30 mA
1 mA
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
12345
0
V
IN
, INPUT VOL
T
AGE (V)
Figure 16. Output V
oltage vs. Input V
oltage,
3.3 V V
ersion
V
OUT
(V)
I
OUT
= 50 mA
30 mA
1 mA
0
10
20
30
40
50
60
0
.1
1
10
100
1000
Figure 17. PSRR, 1.5 V V
ersion, V
IN
= 2.5 V
PSRR (dB)
FREQUENCY (kHz)
I
OUT
= 1 mA
30 mA
150 mA
0
10
20
30
40
50
60
0
.1
1
10
100
1000
Figure 18. PSRR, 2.5 V V
ersion, V
IN
= 3.5 V
FREQUENCY (kHz)
I
OUT
= 1 mA
30 mA
150 mA
PSRR (dB)
0
10
20
30
40
50
60
0
.1
1
10
100
1000
Figure 19. PSRR, 3.3 V V
ersion, V
IN
= 4.3 V
PSRR (dB)
FREQUENCY (kHz)
I
OUT
= 1 mA
30 mA
150 mA
Figure 20. Output V
oltage Noise, 1.5 V V
ersion,
V
IN
= 2.5 V
, I
OUT
= 30 mA
0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.01
0.1
1
10
100
1000
V
N
(
m
V
rms
/
√
Hz)
FREQUENCY (kHz)
NCP4681, NCP4684
http://onsemi.com
8
TYPICAL CHARACTERISTICS
Figure 21. Output V
oltage Noise, 2.5 V V
ersion,
V
IN
= 3.5 V
, I
OUT
= 30 mA
0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
0.01
0.1
1
10
100
1000
V
N
(
m
V
rms
/
√
Hz)
FREQUENCY (kHz)
Figure 22. Output V
oltage Noise, 3.3 V V
ersion,
V
IN
= 4.3 V
, I
OUT
= 30 mA
0
1.0
2.0
3.0
4.0
5.0
6.0
7.0
8.0
9.0
10
0.01
0.1
1
10
100
1000
V
N
(
m
V
rms
/
√
Hz)
FREQUENCY (kHz)
Figure 23. Line T
ransients, 1.5 V V
ersion,
t
R
= t
F
= 5
m
s, I
OUT
= 30 mA
1.2
1.3
1.4
1.5
1.6
1.7
1.8
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
2.5
3.0
3.5
4.0
V
OUT
(V)
t (ms)
V
IN
(V)
2.2
2.3
2.4
2.5
2.6
2.7
2.8
3.5
4.0
4.5
5.0
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
V
OUT
(V)
t (ms)
V
IN
(V)
Figure 24. Line T
ransients, 2.5 V V
ersion,
t
R
= t
F
= 5
m
s, I
OUT
= 30 mA
NCP4681, NCP4684
http://onsemi.com
9
TYPICAL CHARACTERISTICS
Figure 25. Line T
ransients, 3.3 V V
ersion,
t
R
= t
F
= 5
m
s, I
OUT
= 30 mA
3.0
3.1
3.2
3.3
3.4
3.5
3.6
4.3
4.8
5.3
5.8
Figure 26. Load T
ransients, 1.5 V V
ersion,
I
OUT
= 50 – 100 mA, t
R
= t
F
= 0.5
m
s, V
IN
= 2.5 V
0.9
1.1
1.3
1.5
1.7
1.9
2.1
0
50
100
150
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
V
OUT
(V)
t (ms)
V
IN
(V)
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
V
OUT
(V)
t (ms)
I
OUT
(mA)
Figure 27. Load T
ransients, 2.5 V V
ersion,
I
OUT
= 50 – 100 mA, t
R
= t
F
= 0.5
m
s, V
IN
= 3.5 V
1.9
2.1
2.3
2.5
2.7
2.9
3.1
0
50
100
150
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1.0
V
OUT
(V)
t (ms)
I
OUT
(mA)
P1-P3
P4-P6
P7-P9
P10-P12
P13-P15
P16-P18
NCP4681DSQ15T1G
Mfr. #:
Buy NCP4681DSQ15T1G
Manufacturer:
ON Semiconductor
Description:
LDO Voltage Regulators 150 mA LDO Wide Voltage Input
Lifecycle:
New from this manufacturer.
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