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NCP3985SN30T1G

P1-P3P4-P6P7-P9P10-P10
NCP3985
http://onsemi.com
4
TYPICAL CHARACTERISTICS
3.280
3.285
3.290
3.295
3.300
3.305
3.310
3.315
3.320
-40 -20 0 20 40 60 80 10
0
2.720
2.725
2.730
2.735
2.740
2.745
2.750
2.755
2.760
-40 -20 0 20 40 60 80 100
Figure 3. Output Voltage vs. Temperature
(V
out
= 1.8 V)
Figure 4. Output Voltage vs. Temperature
(V
out
= 2.5 V)
T
A
, AMBIENT TEMPERATURE (°C) T
A
, AMBIENT TEMPERATURE (°C)
100806040200-20-40
1.780
1.785
1.790
1.795
1.800
1.810
1.815
1.820
T
A
, AMBIENT TEMPERATURE (°C)
100806040200-20-40
2.980
2.985
2.990
2.995
3.000
3.010
3.015
3.020
V
out
, OUTPUT VOLTAGE (V)
V
out
, OUTPUT VOLTAGE (V)
V
out
, OUTPUT VOLTAGE (V)
1.805
I
out
= 1 mA
I
out
= 150 mA
V
out
= 1.8 V
I
out
= 1 mA
I
out
= 150 mA
V
out
= 2.5 V
3.005
I
out
= 1 mA
I
out
= 150 mA
V
out
= 3.0 V
Figure 5. Output Voltage vs. Temperature
(V
out
= 2.75 V)
T
A
, AMBIENT TEMPERATURE (°C)
V
out
,
OUTPUT
VOLTAGE
(V)
I
out
= 1 mA
I
out
= 150 mA
V
out
= 2.75 V
T
A
, AMBIENT TEMPERATURE (°C)
8060 10040200-20-40
2.780
2.785
2.800
2.795
2.805
2.810
2.815
V
out
, OUTPUT VOLTAGE (V)
2.790
I
out
= 1 mA
I
out
= 150 mA
V
out
= 2.8 V
T
A
, AMBIENT TEMPERATURE (°C)
V
out
, OUTPUT VOLTAGE (V)
I
out
= 1 mA
I
out
= 150 mA
V
out
= 3.3 V
Figure 6. Output Voltage vs. Temperature
(V
out
= 2.8 V)
Figure 7. Output Voltage vs. Temperature
(V
out
= 3.0 V)
Figure 8. Output Voltage vs. Temperature
(V
out
= 3.3 V)
2.820
2.480
2.485
2.490
2.495
2.500
2.505
2.510
2.515
2.520
-40 -20 0 20 40 60 80 10
0
NCP3985
http://onsemi.com
5
TYPICAL CHARACTERISTICS
0.0 1.0 2.0 3.0 4.0 5.0 6.0
0
20
40
60
80
100
120
140
160
180
200
0.0
0.5
1.0
1.5
2.0
2.5
3.0
3.5
4.0
0.0 1.0 2.0 3.0 4.0 5.0 6.0
Figure 9. Output Voltage vs. Input Voltage
V
in
, INPUT VOLTAGE (V)
Figure 10. Ground Current vs. Temperature
Figure 11. Ground Current vs. Input Voltage
T
A
, AMBIENT TEMPERATURE (°C)
V
in
, INPUT VOLTAGE (V)
10
0
806040200-20-40
50
60
70
90
100
120
140
V
out
, OUTPUT VOLTAGE (V)
I
GND
, GROUND CURRENT (mA)
I
GND
, GROUND CURRENT (mA)
I
out
= 1 mA
80
110
130
I
out
= 1 mA
I
out
= 150 mA
I
out
= 1 mA
I
out
= 150 mA
V
out
= 3.3 V
V
out
= 2.8 V
V
out
= 1.8 V
40
T
A
= 25°C
T
A
= 25°C
3.0 V
2.8 V
2.5 V
1.8 V
3.3 V
V
out
= 2.5 V
V
out
= 3.0 V
85
90
95
100
105
110
115
120
125
130
135
0 25 50 75 100 125 15
0
Figure 12. Dropout Voltage vs. Output Current
I
out
, OUTPUT CURRENT (mA)
V
DO
, DROPOUT VOLTAGE (mV)
T
A
= 85°C
T
A
= 25°C
T
A
= -40°C
V
out
= 2.5 V
Figure 13. Dropout Voltage vs. Output Current Figure 14. Dropout Voltage vs. Output Current
I
out
, OUTPUT CURRENT (mA)
1251007550 150250
75
80
85
90
100
125
V
DO
, DROPOUT VOLTAGE (mV)
T
A
= 85°C
T
A
= 25°C
T
A
= -40°C
V
out
= 2.8 V
95
105
110
120
115
I
out
, OUTPUT CURRENT (mA)
1251007550 150250
75
80
85
90
100
125
V
DO
, DROPOUT VOLTAGE (mV)
T
A
= 85°C
T
A
= 25°C
T
A
= -40°C
V
out
= 3.0 V
95
105
110
120
115
NCP3985
http://onsemi.com
6
TYPICAL CHARACTERISTICS
75
80
85
90
95
100
105
110
115
120
125
0 25 50 75 100 125 150
Figure 15. Dropout Voltage vs. Output Current
I
out
, OUTPUT CURRENT (mA)
V
DO
, DROPOUT VOLTAGE (mV)
T
A
= 25°C
T
A
= -40°C
V
out
= 3.3 V
T
A
= 85°C
Figure 16. Current Limit vs. Temperature Figure 17. Short Circuit Current vs.
Temperature
T
A
, AMBIENT TEMPERATURE (°C) T
A
, AMBIENT TEMPERATURE (°C)
100806040200-20-40
280
300
310
320
330
340
Figure 18. PSRR vs. Frequency Figure 19. Noise Density vs. Frequency
I
LIM
, CURRENT LIMIT (mA)
I
SC
, SHORT CIRCUIT CURRENT LIMIT (mA)
100806040200-20-40
290
300
310
320
340
350
290
330
f, FREQUENCY (Hz) FREQUENCY (Hz)
100,00010,0001,00010010
-100
-90
-80
-70
-40
-30
-10
0
100,00010,0001,00010010
0
200
400
600
800
1000
1200
1800
PSRR (dB)
V
n
, NOISE DENSITY (nV/√Hz)
-60
-50
-20
T
A
= 25°C
V
out
= 2.8 V
I
out
= 150 mA
C
noise
= 10 nF
T
A
= 25°C
V
out
= 2.8 V
I
out
= 150 mA
C
noise
= 10 nF
1400
1600
P1-P3P4-P6P7-P9P10-P10

NCP3985SN30T1G

Mfr. #:
Buy NCP3985SN30T1G
Manufacturer:
ON Semiconductor
Description:
LDO Voltage Regulators RF LDO / 150mA
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
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