ADP1878ACPZ-0.6-R7 datasheet(12/40 Pages) AD

номер детали	ADP1878ACPZ-0.6-R7

подробное описание детали	Synchronous Buck Controller

PDF	40 Pages

Scroll/Zoom	100%

производитель	AD [Analog Devices]

домашняя страница	http://www.analog.com

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12 / 40 page

ADP1878/ADP1879

Data heet

Rev. A | Page 12 of 40

Figure 34. Frequency vs. Load Current, 1.0 MHz, VOUT = 5 V

Figure 35. UVLO vs. Temperature

Figure 36. Maximum Duty Cycle vs. Frequency

Figure 37. Maximum Duty Cycle vs. High Voltage Input (VIN)

Figure 38. Minimum Off Time vs. Temperature

Figure 39. Minimum Off Time vs. VREG (Low Input Voltage)

1000

1450

1400

1350

1300

1250

1200

1150

1100

1050

8000

800

1600 2400 3200 4000 4800 5600 6400 7200

LOAD CURRENT (mA)

VIN = 16.5V

VIN = 13V

+125°C

+25°C

–40°C

2.649

2.658

2.657

2.656

2.655

2.654

2.653

2.652

2.651

2.650

–40

120

100

–20

TEMPERATURE (°C)

300

400

500

600

700

800

900

1000

FREQUENCY (kHz)

+125°C

+25°C

–40°C

5.5

6.7

7.9

9.1

10.3

11.5

12.7

13.9

15.1

16.3

VIN (V)

+125°C

+25°C

–40°C

180

680

630

580

530

480

430

380

330

280

230

–40

120

100

–20

TEMPERATURE (°C)

VREG = 2.7V

VREG = 5.5V

VREG = 3.6V

180

680

630

580

530

480

430

380

330

280

230

2.7

5.5

5.1

4.7

4.3

3.9

3.5

3.1

VREG (V)

+125°C

+25°C

–40°C

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