ADP7105ACPZ-R2 datasheet(14/28 Pages) AD

14 / 28 page

ADP7105

Data Sheet

Rev. 0 | Page 14 of 28

Figure 47. Power Supply Rejection Ratio vs. Headroom Voltage, 10 kHz,

VOUT = 5 V

Figure 48. Power Supply Rejection Ratio vs. Headroom Voltage, 100 kHz,

VOUT = 5 V

Figure 49. Output Noise vs. Load Current and Output Voltage,

COUT = 1 μF

Figure 50. Output Noise Spectral Density, ILOAD = 10 mA, COUT = 1 μF

Figure 51. Load Transient Response, CIN = COUT = 1 μF, ILOAD = 1 mA to

500 mA, VOUT = 1.8 V, VIN = 5 V

Figure 52. Load Transient Response, CIN = COUT = 1 μF, ILOAD = 1 mA to

500 mA, VOUT = 3.3 V, VIN = 5 V

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0.25

0.50

0.75

1.00

1.25

1.50

HEADROOM VOLTAGE (V)

LOAD = 500mA

LOAD = 300mA

LOAD = 100mA

LOAD = 10mA

LOAD = 1mA

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

0.25

0.50

0.75

1.00

1.25

1.50

HEADROOM VOLTAGE (V)

LOAD = 500mA

LOAD = 300mA

LOAD = 100mA

LOAD = 10mA

LOAD = 1mA

0.01

0.001

0.0001

0.00001

0.1

ILOAD (A)

3.3V

1.8V

5VADJ

5VADJ NR

FREQUENCY (Hz)

0.01

0.1

100

10k

100k

3.3V

5VADJ

5VADJ NR

CH2 50mV

CH1 500mA

M 20µs

A CH1

270mA

T 10%

Ω

LOAD CURRENT

OUTPUT VOLTAGE

CH2 50mV

CH1 500mA

M 20µs

A CH1

280mA

T 10.2%

Ω

LOAD CURRENT

OUTPUT VOLTAGE

ADP7105ACPZ-R2 数据表(PDF) 14 Page - Analog Devices

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