ISL80138 Просмотр технического описания (PDF) - Renesas Electronics
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ISL80138 Datasheet PDF : 9 Pages
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ISL80138
Typical Performance Curves VIN = 14V, IOUT = 1mA, VOUT = 5V, TJ = +25°C, unless otherwise specified. (Continued)
70
TIME = 5ms/DIV
60
VOUT = 3.3V
50
VOUT
IOUT 0mA
100mV/DIV
50mA
FIGURE 9. LOAD TRANSIENT RESPONSE
40
30
VOUT = 5V
20
10
0
100
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 10. PSRR vs FREQUENCY FOR VARIOUS OUTPUT VOLTAGES,
(LOAD = 150mA)
90
80
70
60
50
40
30
20
10
0
100
IOUT = 0A
IOUT = 150mA
IOUT = 75mA
1k
10k
100k
1M
FREQUENCY (Hz)
FIGURE 11. PSRR vs FREQUENCY FOR VARIOUS LOAD CURRENTS,
VOUT = 3.3V
10
10
1
0.1 VIN = 14V
VOUT = 3.3V
COUT = 10µF
IOUT = 10mA
0.01
10
100
1k
10k
FREQUENCY (Hz)
BW = 100 < f < 100kHz output noise voltage ~ 26 μVrms
100k
FIGURE 12. OUTPUT NOISE SPECTRAL DENSITY, IOUT = 10mA
1
FN7969 Rev 1.00
January 15, 2016
0.1 VIN = 14V
VOUT = 3.3V
COUT = 10µF
IOUT = 150mA
0.0110
100
1k
10k
FREQUENCY (Hz)
100k
BW = 100 < f < 100kHz output noise voltage ~ 38 μVrms
FIGURE 13. OUTPUT NOISE SPECTRAL DENSITY, IOUT = 150mA
Page 6 of 9
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