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NCV47821PAAJR2G

P1-P3P4-P6P7-P9P10-P12P13-P15
NCV47821
www.onsemi.com
7
TYPICAL CHARACTERISTICS
Figure 4. Reference Voltage vs. Temperature Figure 5. Quiescent Current vs. Input Voltage
T
J
, JUNCTION TEMPERATURE (°C) V
IN
, INPUT VOLTAGE (V)
1401208040200−20−40
1.23
1.24
1.25
1.26
1.27
1.28
1.29
1.30
35302520151050
0
100
200
300
400
600
700
800
Figure 6. Reference Voltage vs. Input Voltage Figure 7. Input Current vs. Input Voltage
(Reverse Input Voltage)
V
IN
, INPUT VOLTAGE (V) V
IN
, INPUT VOLTAGE (V)
543210
0
0.2
0.4
0.6
0.8
1.0
1.2
1.4
−5−15−20−25−30−35−40−45
−6
−5
−4
−3
−2
−1
0
Figure 8. Dropout Voltage vs. Output Current Figure 9. Output Current Limit vs. Input
Voltage
I
out1,2
, OUTPUT CURRENT (mA) V
IN
, INPUT VOLTAGE (V)
300250200 350150100500
0
50
100
200
250
300
400
450
40353020 451050
0.70
0.75
0.80
0.90
1.05
1.00
1.10
1.15
V
REF1
, REFERENCE VOLTAGE (V)
I
q
, QUIESCENT CURRENT (mA)
V
REF1
, REFERENCE VOLTAGE (V)
I
in
, INPUT CURRENT (mA)
V
DO1,2
, DROPOUT VOLTAGE (mV)
I
LIM1,2
, OUTPUT CURRENT LIMIT (A)
60 100 160
V
in
= 13.5 V
I
out1,2
= 5 mA
40
500
T
J
= 25°C
I
out1,2
= 500 mA
V
out_nom1,2
= 5 V
T
J
= 25°C
I
out1,2
= 5 mA
−10 0
150
350
T
J
= 25°C
R
out1,2
= 3.3 kW
V
out_nom1,2
= 3.3 V
T
J
= 25°C
T
J
= −40°C
T
J
= 150°C
V
out_nom1,2
= 5 V
T
J
= 25°C
T
J
= −40°C
T
J
= 150°C
V
out_nom1,2
= 3.3 V
V
out1,2
= 90% of V
out_nom1,2
V
15 25
0.85
0.95
NCV47821
www.onsemi.com
8
TYPICAL CHARACTERISTICS
Figure 10. Output Current Limit vs. R
CSO
Figure 11. Output Current (% of I
LIM
) vs. CSO
Voltage
R
CSO1,2
(kW)
I
out1,2
, OUTPUT CURRENT (% of I
LIM1,2
)
2220161210620
0
50
100
150
200
250
300
350
1008070504030100
0
0.5
1.0
1.5
2.0
2.5
3.0
Figure 12. Quiescent Current vs. Output
Current (Low Load)
Figure 13. Quiescent Current vs. Output
Current (High Load)
I
out1,2
, OUTPUT CURRENT (mA) I
out1,2
, OUTPUT CURRENT (mA)
17.515.012.510.07.55.02.50
0
0.5
1.0
1.5
2.0
28024020016012080400
0
5
10
15
20
25
30
Figure 14. Output Current to CSO Current
Ratio vs. Output Current
Figure 15. Output Current to CSO Current
Ratio vs. Output Current (in dropout)
I
out1,2
, OUTPUT CURRENT (mA) I
out1,2
, OUTPUT CURRENT (mA)
1000100101
88
90
94
98
100
106
108
112
1000100101
50
55
65
70
80
85
95
100
I
LIM1,2
, OUTPUT CURRENT LIMIT (mA)
V
CSO1,2
, CSO VOLTAGE (V)
I
q
, QUIESCENT CURRENT (mA)
I
q
, QUIESCENT CURRENT (mA)
I
out1,2
/I
CSO1,2
, OUTPUT CURRENT
TO CSO CURRENT RATIO (−)
4 8 14 18 24 26
V
out1,2
= 3.3 V to 20 V
20 60 90 110
V
out1,2
= 3.3 V to 20 V
T
J
= −40°C to 150°C
I
LIM1,2
, = 10 mA to 300 mA
20.0
T
J
= 25°C
V
in
= V
out_nom1,2
+ 8.5 V
T
J
= 25°C
V
in
= V
out_nom1,2
+ 8.5 V
92
96
102
104
110
I
out1,2
/I
CSO1,2
, OUTPUT CURRENT
TO CSO CURRENT RATIO (−)
T
J
= 25°C
V
in
= V
out_nom1,2
+ 8.5 V
T
J
= 25°C
V
in
= 4.5 V
V
out_nom1,2
= 5 V
60
75
90
NCV47821
www.onsemi.com
9
TYPICAL CHARACTERISTICS
Figure 16. Output Capacitor Stability Region
vs. Output Current
Figure 17. Noise vs. Frequency
I
out1,2
, OUTPUT CURRENT (mA) FREQUENCY (Hz)
200150100500
0.01
0.1
1
10
100
100,00010,000100010010
0
500
1000
1500
2000
2500
3000
Figure 18. PSRR vs. Frequency
FREQUENCY (Hz)
100,00010,000100010010
20
30
40
50
70
80
90
100
ESR (W)
V
n1,2
, NOISE DENSITY (nV/Hz
1/2
)
PSRR
1,2
(dB)
60
T
A
= 25°C
V
in
= 13.5 V DC + 0.5 V
PP
AC
V
out_nom1,2
= 5 V
T
J
= 25°C
V
in
= V
out_nom1,2
+ 8.5 V
C
out1,2
= 10 mF − 100 mF
C
b1,2
= none
T
J
= 25°C
V
in
= 12 V
C
b1,2
= 10 nF
I
out1,2
= 5 mA
I
out1,2
= 5 mA
I
out1,2
= 200 mA
f = 10 Hz − 100 kHz
V
n1,2
= 182 mV
Unstable Region
(Area above curves)
Stable Region
(Area under curves)
V
out_nom1,2
= 20 V
V
out_nom1,2
= 5 V
V
out_nom1,2
= 3.3 V
P1-P3P4-P6P7-P9P10-P12P13-P15

NCV47821PAAJR2G

Mfr. #:
Buy NCV47821PAAJR2G
Manufacturer:
ON Semiconductor
Description:
LDO Voltage Regulators 3.3V TO 20V ADJUSTABLE DU
Lifecycle:
New from this manufacturer.
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