RT8250GSP Просмотр технического описания (PDF) - Richtek Technology

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Компоненты Описание

производитель

RT8250GSP

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

Richtek Technology 

Typical Operating Characteristics

Efficiency vs. Output Current

100

90

80

VIN = 23V

VIN = 12V

70

VIN = 4.75V

60

50

40

30

20

10

VOUT = 3.3V

0

0

0.5

1

1.5

2

2.5

3

Output Current (A)

Reference Voltage vs. Input Voltage

0.932

0.930

0.928

0.926

0.924

0.922

0.920

VOUT = 3.3V, IOUT = 0A

4 6 8 10 12 14 16 18 20 22 24

Input Voltage (V)

350

345

340

335

330

325

320

315

310

305

300

4

Frequency. vs. Input Voltage

VOUT = 3.3V, IOUT = 0A

6 8 10 12 14 16 18 20 22 24

Input Voltage (V)

DS8250-05 March 2011

RT8250

Output Voltage vs. Output Current

3.33

3.32

3.31

3.30

VIN = 4.75V

3.29

3.28

3.27

3.26

VIN = 12V

VIN = 23V

3.25

3.24

3.23

VOUT = 3.3V

0

0.5

1

1.5

2

2.5

3

Output Current (A)

Reference Voltage vs. Temperature

0.940

0.935

0.930

0.925

0.920

0.915

0.910

-50 -25

VIN = 6V, VOUT = 3.3V

0

25 50 75

Temperature (°C)

100 125

350

345

340

335

330

325

320

315

310

305

300

-50

Frequency vs. Temperature

VIN = 12V, VOUT = 3.3V, IOUT = 0A

-25

0

25 50 75 100 125

Temperature (°C)

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