ISL9011A Просмотр технического описания (PDF) - Renesas Electronics

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ISL9011A

Dual LDO with Low Noise, Low IQ and High PSRR

Renesas Electronics 

ISL9011A

Typical Performance Curves (Continued)

4.3V

3.6V

VOO1 = 3.3V

ILOAD = 150mA

CLOAD = 1µF

CBYP = 0.01µF

4.2V

3.5V

VOO2 = 2.8V

ILOAD = 300mA

CLOAD = 1µF

CBYP = 0.01µF

10mV/DIV

10mV/DIV

400µs/DIV

FIGURE 13. LINE TRANSIENT RESPONSE, 3.3V OUTPUT

VO (25mV/DIV)

300mA

100µA

ILOAD

VO = 1.8V

VIN = 2.8V

100µs/DIV

FIGURE 15. LOAD TRANSIENT RESPONSE

1000

400µs/DIV

FIGURE 14. LINE TRANSIENT RESPONSE, 2.8V OUTPUT

100

90

80

70

60

50

40

30

20

10

0

0.1

VIN = 3.6V

VO = 1.8V

IO = 10mA

CBYP = 0.1µF

CLOAD = 1µF

1k

10k

100k

1M

FREQUENCY (Hz)

FIGURE 16. PSRR vs FREQUENCY

100

FN6437 Rev 2.00

September 1, 2015

10

VIN = 3.6V

VO = 1.8V

ILOAD = 10mA

1 CBYP = 0.1µF

CIN = 1µF

CLOAD = 1µF

0.1

10

100

1k

10k

100k

1M

FREQUENCY (Hz)

FIGURE 17. SPECTRAL NOISE DENSITY vs FREQUENCY

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