RT8296ALZSP Просмотр технического описания (PDF) - Richtek Technology

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Компоненты Описание

производитель

RT8296ALZSP

3A, 23V, 340kHz Synchronous Step-Down Converter

Richtek Technology 

RT8296A

Typical Operating Characteristics

100

90

80

70

60

50

40

30

20

10

0

0.01

Efficiency vs. Output Current

VIN = 4.5V

VIN = 12V

VIN = 23V

VOUT = 3.3V

0.1

1

10

Output Current (A)

Reference Voltage vs. Temperature

0.820

0.815

0.810

0.805

0.800

0.795

0.790

0.785

0.780

-50 -25

0

25 50 75 100 125

Temperature (°C)

Switching Frequency vs. Input Voltage

400

390

380

370

360

350

340

330

320

310

VOUT = 3.3V, IOUT = 0.5A

300

4 6 8 10 12 14 16 18 20 22 24

Input Voltage (V)

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6

Reference Voltage vs. Input Voltage

0.820

0.815

0.810

0.805

0.800

0.795

0.790

0.785

0.780

4 6 8 10 12 14 16 18 20 22 24

Input Voltage (V)

Output Voltage vs. Output Current

3.40

3.38

3.36

3.34

3.32

3.30

3.28

3.26

VIN = 4.5V

VIN = 12V

VIN = 23V

3.24

3.22

VOUT = 3.3V

3.20

0.0 0.3 0.6 0.9 1.2 1.5 1.8 2.1 2.4 2.7 3.0

Output Current (A)

Switching Frequency vs. Temperature

400

380

360

340

320

300

280

260

240

-50 -25

VIN = 12V, VOUT = 3.3V, IOUT = 0.5A

0

25 50 75 100 125

Temperature (°C)

DS8296A-03 March 2011

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