ADP3308 datasheet(5/8 Pages) AD

5 / 8 page

ADP3308

–5–

REV. A

TIME –

3.320

3.280

400

40 80 120 160 200 240 280 320 360

3.310

3.300

7.5

7.0

3.290

RL = 66

CL = 0.47 F

VIN

VOUT = 3.3V

Figure 11. Line Transient Response

TIME –

3.320

3.290

500

100

200

300

400

3.310

100

3.300

VOUT = 3.3V

CL = 4.7 F

3.280

IOUT

Figure 14. Load Transient

TIME –

100

VOUT = 3.3V

RL = 66

CL = 0.47 F

3.3V

VSD

Figure 17. Turn Off

TIME –

3.320

3.280

200

40 60

80 100 120 140 160 180

3.310

3.300

7.5

7.0

3.290

RL = 3.3k

CL = 0.47 F

VOUT = 3.3V

VIN

Figure 12. Line Transient Response

TIME –

200

150

100

3.3

IOUT

VOUT = 3.3V

VOUT

Figure 15. Short Circuit Current

FREQUENCY – Hz

–100

100

10M

10k

100k

–10

–60

–70

–80

–90

–20

–30

–50

–40

b d

a c

VOUT = +3.3V

a. 0.47 F, RL = 3.3k

b. 0.47 F, RL = 66

c. 4.7 F, RL = 3.3k

d. 4.7 F, RL = 66

Figure 18. Power Supply Ripple

Rejection

TIME –

3.320

3.280

500

100

200

300

400

3.310

3.300

100

3.290

VOUT = 3.3V

CL = 0.47 F

IOUT

Figure 13. Load Transient

TIME –

100

VOUT = 3.3V

RL = 66

VOUT

CL = 0.47 F

3.3V

CL = 4.7 F

VSD

+3V

Figure 16. Turn On

FREQUENCY – Hz

0.01

100

100k

10k

0.1

VOUT = 3.3V

CL = 0.47 F

IL = 1mA

Figure 19. Output Noise Density

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