ADP1764ACPZ1.25-R7 datasheet(9/20 Pages) AD

9 / 20 page

Data Sheet

ADP1764

Rev. A | Page 9 of 20

1000

100

0.1

0.01

–40

–20

140

TEMPERATURE (°C)

20406080

100

120

VIN = 1.10V

VIN = 1.30V

VIN = 1.50V

VIN = 1.70V

VIN = 1.90V

VIN = 1.98V

Figure 16. Shutdown Current (IGND_SD) vs. Temperature at

Various Input Voltages (VIN), VOUT = 0.9 V

0.1

LOAD CURRENT (A)

0.10

0.09

0.08

0.07

0.06

0.05

0.04

0.03

0.02

0.01

Figure 17. Dropout Voltage (VDROPOUT) vs. Load Current (ILOAD), VOUT = 1.3 V

1.25

1.50

VIN (V)

1.32

1.20

1.21

1.22

1.23

1.24

1.25

1.26

1.27

1.28

1.29

1.30

1.31

1.30

1.35

1.40

1.45

ILOAD = 0.1A

ILOAD = 1.0A

ILOAD = 2.0A

ILOAD = 3.0A

ILOAD = 4.0A

Figure 18. Output Voltage (VOUT) vs. Input Voltage (VIN) in Dropout,

VOUT = 1.3 V

1.11.21.31.41.5

VIN (V)

ILOAD = 0.1A

ILOAD = 1.0A

ILOAD = 2.0A

ILOAD = 3.0A

ILOAD = 4.0A

Figure 19. Ground Current (IGND) vs. Input Voltage (VIN) in Dropout,

VOUT = 1.3 V

CH1 50mV

CH3 2A

4.00µs

5GS/s

1M points

CH3

2.44A

11.04000µs

IOUT

VOUT

SLEW RATE = 4A/µs

Figure 20. Load Transient Response, COUT = 22 μF, VIN = 1.8 V, VOUT = 1.3 V

CH1 50mV

CH3 2A

4.00µs

5GS/s

1M points

CH3

2.44A

11.16000µs

IOUT

VOUT

SLEW RATE = 4A/µs

Figure 21. Load Transient Response, COUT = 47 μF, VIN = 1.8 V, VOUT = 1.3 V

ADP1764ACPZ1.25-R7 数据表(PDF) 9 Page - Analog Devices

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