NCV8570B Datasheet, PDF (7/21 Pages) ON Semiconductor – 200 mA, Ultra Low Noise, High PSRR, LDO, Linear Voltage Regulator

NCV8570B
TYPICAL CHARACTERISTICS
100
90 I_OUT = 10 mA
80
70
60
I_OUT = 150 mA
50
I_OUT = 200 mA
40
30 ^{TA = 25°C,}
C_noise = 10 nF,
20 _{COUT = 1 mF,}
10 ^{VOUT = 1.8 V,}
0 ^{VIN = 3.0 VDC ± 50 mVAC}
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 10. PSRR vs. Frequency, 1.8 V Output
Voltage Option, C_OUT = 1 mF, C_noise = 10 nF
100
90 ^IOUT ^{= 10 mA}
80
70
60
I_OUT = 150 mA
50
I_OUT = 200 mA
40
30
T_A = 25°C,
C_noise = 10 nF,
20 C_OUT = 4.7 mF,
10 ^{VOUT = 1.8 V,}
V_IN = 3.0 VDC ± 50 mVAC
0
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 12. PSRR vs. Frequency, 1.8 V Output
Voltage Option, C_OUT = 4.7 mF, C_noise = 10 nF
110
100
90
I_OUT = 10 mA
80
I_OUT = 150 mA
70
60
50
I_OUT = 200 mA
40 _{TA = 25°C,}
30 _{Cnoise = 10 nF,}
20 COUT = 1 mF,
10 ^{VOUT = 2.8 V,}
0 ^{VIN = 3.3 VDC ± 50 mVAC}
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 14. PSRR vs. Frequency, 2.8 V Output
Voltage Option, C_OUT = 1 mF, C_noise = 10 nF
110
100 ^{IOUT = 10 mA}
90
80
70
I_OUT = 150 mA
60
50
I_OUT = 200 mA
40
30
T_A = 25°C,
C_noise = 100 nF,
20 C_OUT = 1 mF,
10 ^VOUT ^{= 1.8 V,}
0 ^{VIN = 3.0 VDC ± 50 mVAC}
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 11. PSRR vs. Frequency, 1.8 V Output
Voltage Option, C_OUT = 1mF, C_noise = 100nF
120
110
100
I_OUT = 10 mA
90
80
70
I_OUT = 150 mA
60
50
I_OUT = 200 mA
40 _{TA = 25°C,}
30 C_noise = 100 nF,
20 ^COUT ^{= 4.7 mF,}
10 ^{VOUT = 1.8 V,}
0 ^{VIN = 3.0 VDC ± 50 mVAC}
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 13. PSRR vs. Frequency, 1.8V Output
Voltage Option, C_OUT = 4.7mF, C_noise = 100nF
110
100 ^{IOUT = 10 mA}
90
I_OUT = 150 mA
80
70
60
I_OUT = 200 mA
50
40 _{TA = 25°C,}
30 _{Cnoise = 100 nF,}
20 ^COUT ^{= 1 mF,}
10
V_OUT = 2.8 V,
V_IN = 3.3 VDC ± 50 mVAC
0
10
100
1k
10k
100k
1M
FREQUENCY (Hz)
Figure 15. PSRR vs. Frequency, 2.8 V Output
Voltage Option, C_OUT = 1 mF, C_noise = 100 nF
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