ADP3000 datasheet(6/16 Pages) AD

Part #	ADP3000

Description	Micropower Step-Up/Step-Down Fixed 3.3 V, 5 V, 12 V, Adjustable High Frequency Switching Regulator

PDF	16 Pages

Scroll/Zoom	100%

Manufacturer	AD [Analog Devices]

Direct Link	http://www.analog.com

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6 / 16 page

ADP3000

Rev. A | Page 6 of 16

TYPICAL PERFORMANCE CHARACTERISTICS

SWITCH CURRENT (A)

1.5

0.1

0.2

0.4

0.6

0.8

1.0

1.2

1.4

2.5

2.0

1.5

1.0

0.5

VIN = 2V @ TA = 25°C

VIN = 3V @ TA = 25°C

VIN = 5V @ TA = 25°C

Figure 9. Switch-On Voltage vs. Switch Current in Step-Up Mode

SWITCH CURRENT (A)

0.9

0.1

0.2

0.3

0.4

0.5

0.6

0.8

1.4

1.2

1.0

0.8

0.6

0.4

0.2

VIN = 12V @ TA = 25°C

VIN = 5V @ TA = 25°C

Figure 10. Saturation Voltage vs. Switch Current in Step-Down Mode

INPUT VOLTAGE (V)

1.5

3.0

1400

1200

1000

800

600

400

200

QUIESCENT CURRENT @ TA = 25°C

Figure 11. Quiescent Current vs. Input Voltage

INPUT VOLTAGE (V)

2468

406

404

405

402

403

401

400

399

398

OSCILLATOR FREQUENCY

@ TA = 25°C

Figure 12. Oscillator Frequency vs. Input Voltage

RLIM (Ω)

100

0.8

0.7

0.6

0.5

0.4

0.3

0.2

0.1

TA = 25°C

TA = 0°C

TA = 85°C

VIN = 5V

Figure 13. Maximum Switch Current vs. RLIM in Step-Down Mode (5 V)

RLIM (Ω)

100

1.8

1.4

1.6

0.8

1.0

1.2

0.6

0.4

0.2

TA = 25°C

TA = 85°C

TA = 0°C

VIN = 12V

Figure 14. Maximum Switch Current vs. RLIM in Step-Down Mode (12 V)

ADP3000 Datasheet(PDF) 6 Page - Analog Devices

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