ADP160ACBZ-3.3-R7 datasheet(10/20 Pages) AD

10 / 20 page

ADP160/ADP161

Rev. 0 | Page 10 of 20

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

100

10M

100k

10k

FREQUENCY (Hz)

LOAD = 200mA

LOAD = 100mA

LOAD = 10mA

LOAD = 1mA

LOAD = 100µA

Figure 19. Power Supply Rejection Ratio vs. Frequency, VOUT = 3.3 V, VIN = 4.3 V

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

100

10M

100k

10k

FREQUENCY (Hz)

LOAD = 3.3V/200mA

LOAD = 2.5V/200mA

LOAD = 1.2V/200mA

LOAD = 3.3V/1mA

LOAD = 2.5V/1mA

LOAD = 1.2V/1mA

Figure 20. Power Supply Rejection Ratio vs. Frequency

Various Output Voltages and Load Currents, VIN − VOUT = 1 V

–100

–90

–80

–70

–60

–50

–40

–30

–20

–10

100

10M

100k

10k

FREQUENCY (Hz)

LOAD = 200mA

LOAD = 100mA

LOAD = 10mA

LOAD = 1mA

LOAD = 100µA

Figure 21. Adjustable ADP161 Power Supply Rejection Ratio vs. Frequency,

VOUT = 3.3 V, VIN = 4.3 V

100

0.001

0.01

1000

100

0.1

LOAD CURRENT (mA)

VOUT = 3.3V

VOUT = 2.5V

VOUT = 1.2V

ADJ 3.3V

Figure 22. Output Noise vs. Load Current and Output Voltage,

VIN = 5 V, COUT = 1 μF

0.1

100k

10k

100

FREQUENCY (Hz)

VOUT = 1.2V

VOUT = 3.3V

VOUT = 2.5V

Figure 23. Output Noise Spectral Density, VIN = 5 V, ILOAD = 10 mA, COUT = 1 μF

CH1 100mA

Ω CH2 200mV

M200µs

A CH1

62mA

T 10.40%

LOAD CURRENT

VOUT

Figure 24. Load Transient Response, CIN, COUT = 1 μF, ILOAD = 1 mA to 150 mA,

200 ns Rise Time, CH1 = Load Current, CH2 = VOUT

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