ADP3333ARM-18 Просмотр технического описания (PDF) - Analog Devices

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ADP3333ARM-18

High Accuracy Ultralow IQ, 300 mA, anyCAP® Low Dropout Regulator

Analog Devices 

2.52

2.51

2.50

2.49

VOUT = 2.5V

RL = 8.3⍀

CL = 1␮F

3.50

3.00

40

80

140

180

TIME – ␮s

TPC 10. Line Transient Response

2.52

2.51

2.50

2.49

VOUT = 2.5V

RL = 8.3⍀

CL = 10␮F

3.50

3.00

40

80

140

180

TIME – ␮s

TPC 11. Line Transient Response

ADP3333

VIN = 4V

2.7

VOUT = 2.5V

2.6

CL = 1␮F

2.5

2.4

300

10

200

400

600

800

TIME – ␮s

TPC 12. Load Transient Response

2.7

VIN = 4V

VOUT = 2.5V

2.6 CL = 10␮F

2.5

2.4

300

10

200

400

600

800

TIME – ␮s

TPC 13. Load Transient Response

–20

VOUT = 2.2V

–30

CL = 1␮F

–40

IL = 500mA

CL = 10␮F

IL = 500mA

–50

CL = 1␮F

IL = 50␮A

–60

–70

–80

CL = 10␮F

IL = 50␮A

–90

10 100 1k 10k 100k 1M 10M

FREQUENCY – Hz

TPC 16. Power Supply Ripple

Rejection

2.5

0

3

2

VIN = 6V

1

0

VIN = 6V

200 400

600

800

TIME – ␮s

TPC 14. Short Circuit Current

120

100

80

60

40

0mA

300mA

20

0

0

10

20

30

40

50

CL – ␮F

TPC 17. RMS Noise vs. CL

(10 Hz–100 kHz)

3 1␮F

2

1

0

10␮F

2

0

10␮F

1␮F

VIN = 6V

VOUT = 2.5V

RL = 8.3⍀

200

400

600

800

TIME – ␮s

TPC 15. Turn ON-Turn OFF

Response

100

VOUT = 2.5V

IL = 1mA

10

CL = 10␮F

CL = 1␮F

1

0.1

0.01

0.001

10

100

1k

10k 100k 1M

FREQUENCY – Hz

TPC 18. Output Noise Density

REV. 0

–5–

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