ADP123ACPZ-R7 datasheet(9/24 Pages) AD

部件名	ADP123ACPZ-R7

功能描述	5.5 V Input, 300 mA, Low Quiescent Current, CMOS Linear Regulator

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制造商	AD [Analog Devices]

网页	http://www.analog.com

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9 / 24 page

Data Sheet

ADP122/ADP123

Rev. E | Page 9 of 24

–100

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–70

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–50

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–30

–20

–10

10

100

1k

10k

100k

1M

10M

FREQUENCY (Hz)

IOUT = 100µA

VIN = VOUT + 0.5V

VRIPPLE = 50mV

CIN = COUT 1µF

IOUT = 1mA

IOUT = 10mA

IOUT = 100mA

IOUT = 200mA

IOUT = 300mA

Figure 21. Power Supply Rejection Ratio vs. Frequency, VOUT= 4.2 V, VIN = 4.7 V

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

10

100

1k

10k

100k

1M

10M

FREQUENCY (Hz)

VOUT = 2.8V, IOUT = 1mA

VIN = VOUT + 0.5V

VRIPPLE = 50mV

CIN = COUT 1µF

VOUT = 3.3V, IOUT = 1mA

VOUT = 4.2V, IOUT = 1mA

VOUT = 2.8V, IOUT = 300mA

VOUT = 3.3V, IOUT = 300mA

VOUT = 4.2V, IOUT = 300mA

Figure 22. Power Supply Rejection Ratio vs. Frequency, Various Output

Voltages and Load Currents

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

10

100

1k

10k

100k

1M

10M

FREQUENCY (Hz)

VIN = 3.1V, IOUT = 1mA

VRIPPLE = 50mV

CIN = COUT 1µF

VIN = 3.3V, IOUT = 1mA

VIN = 3.8V, IOUT = 1mA

VIN = 4.8V, IOUT = 1mA

VIN = 3.1V, IOUT = 300mA

VIN = 3.3V, IOUT = 300mA

VIN = 3.8V, IOUT = 300mA

VIN = 4.8V, IOUT = 300mA

Figure 23. Power Supply Rejection Ratio vs. Headroom Voltage (VIN − VOUT),

VOUT = 2.8 V

0

1

2

3

4

5

10

100

1k

10k

100k

FREQUENCY (Hz)

VOUT = 2.8V

VOUT = 3.3V

VOUT = 4.2V

Figure 24. Output Noise Spectrum

30

35

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45

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55

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65

70

0.001

0.01

0.1

1

10

100

1000

IOUT (mA)

VOUT = 4.2V

VOUT = 3.3V

VOUT = 2.8V

Figure 25. Output Noise vs. Load Current and Output Voltage

CH1

200mA Ω B

W CH2 50.0mV

B

W M 40.0µs

A CH1

196mA

1

2

T

10.20%

VOUT

VIN = 3.7V

VOUT = 3.3V

1mA TO 300mA LOAD STEP

IOUT

Figure 26. Load Transient Response, COUT = 1 μF

类似零件编号 - ADP123ACPZ-R7

制造商	部件名	数据表	功能描述
Analog Devices	ADP123ACPZ-R7	611Kb / 24P	5.5 V Input, 300 mA, Low Quiescent Current, CMOS Linear Regulator Rev. E

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ADP123ACPZ-R7 数据表(PDF) 9 Page - Analog Devices

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ADP123ACPZ-R7 数据表(PDF) 9 Page - Analog Devices

ADP123ACPZ-R7 数据表(HTML) 9 Page - Analog Devices

类似零件编号 - ADP123ACPZ-R7

类似说明 - ADP123ACPZ-R7

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