ADP3307 데이터 시트보기 (PDF) - Analog Devices

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ADP3307

High Accuracy anyCAP® 100 mA Low Dropout Linear Regulator

Analog Devices 

ADP3307

3.220

3.210

3.200

3.190

3.180

7.5

7.0

VOUT = 3.2V

VIN

RL = 32⍀

CL = 0.47␮F

3.220

3.210

3.200

3.190

3.180

7.5

7.0

VOUT = 3.2V

VIN

RL = 3.2k⍀

CL = 0.47␮F

3.220

3.210

VOUT = 3.2V

CL = 0.47␮F

3.200

3.190

3.180

100

10

0 40 80 120 160 200 240 280 320 360 400

0 20 40 60 80 100 120 140 160 180 200

0

100

200 300

400

500

TIME – ␮s

TPC 10. Line Transient Response

TIME – ␮s

TPC 11. Line Transient Response

3.220

E 3.210

VOUT = 3.2V

CL = 4.7␮F

3.200

T 3.190

3.180

100

E 10

0

100

200 300

400

500

L TIME – ␮s

TPC 13. Load Transient

300

200

IOUT

100

0

4

VOUT = 3.2V

2

VOUT

0

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

TIME – sec

TPC 14. Short Circuit Current

O 4

3.2V

3

2

S 1

0

B 3

0

VOUT = 3.2V

RL = 32⍀

CL = 0.47␮F

VSD

O 0

10

20

30

40

50

0

a. 0.47␮F, RL = 33k⍀

–10 b. 0.47␮F, RL = 33⍀

–20 c. 10␮F, RL = 33k⍀

d. 10␮F, RL = 33⍀

–30

VOUT = 3.3V

b

–40

–50

–60

–70 b d

–80

a

d

c

–90

ac

–100

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

TIME – ␮s

TPC 12. Load Transient

4

CL = 0.47␮F

3

2

1

0

3

0

VOUT

3.2V

CL = 4.7␮F

VOUT = 3.2V

RL = 32⍀

VSD

3V

0

20

40

60

80

100

TIME – ␮s

TPC 15. Turn On

10

VOUT = 5V, CL = 0.47␮F

IL = 1mA, CNR = 0

0.47␮F BYPASS

PIN 5 TO PIN 1

1

VOUT = 3.3V, CL = 0.47␮F

IL = 1mA, CNR = 0

0.1 VOUT = 2.7– 5.0V, CL = 0.47␮F

IL = 1mA, CNR = 10nF

0.01

100

VOUT = 2.7– 5.0V, CL = 4.7␮F

IL = 1mA, CNR = 10nF

1k

10k

100k

TIME – ␮s

FREQUENCY – Hz

FREQUENCY – Hz

TPC 16. Turn Off

TPC 17. Power Supply Ripple

Rejection

TPC 18. Output Noise Density

REV. A

–5–

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