FDS6670AS 데이터 시트보기 (PDF) - Richtek Technology

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FDS6670AS

6A, 24V, 600kHz Step-Down Converter with Synchronous Gate Driver

Richtek Technology 

RT8298

Typical Operating Characteristics

100

90

80

70

60

50

40

30

20

10

0

0

Efficiency vs. Output Current

VIN = 6V

VIN = 12V

VIN = 24V

VOUT = 3.3V

1

2

3

4

5

6

Output Current (A)

3.40

3.38

3.36

3.34

3.32

3.30

3.28

3.26

3.24

3.22

3.20

-50

Output Voltage vs. Temperature

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

-25 0

25 50 75 100 125

Temperature (°C)

Switching Frequency vs. Input Voltage

650

640

630

620

610

600

590

580

570

560

VOUT = 3.3V, IOUT = 0A

550

4 6 8 10 12 14 16 18 20 22 24

Input Voltage (V)

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8

Output Voltage vs. Input Voltage

3.33

3.32

3.31

3.30

3.29

3.28

3.27

VIN = 4.5V to 24V, VOUT = 3.3V, IOUT = 0A

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

3.24

VIN = 6V

VIN = 12V

VIN = 24V

3.22

3.20

VOUT = 3.3V

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5 5.5 6

Output Current (A)

Switching Frequency vs. Temperature

650

640

630

620

610

600

590

580

570

560

550

-50 -25

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

0

25 50 75

Temperature (°C)

100 125

is a registered trademark of Richtek Technology Corporation.

DS8298-01 November 2011

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