RT8025 datasheet(6/13 Pages) RICHTEK

tên linh kiện	RT8025

Giải thích chi tiết về linh kiện	1.25MHz, 400mA, High Efficiency PWM Step-Down DC/DC Converter

PDF	13 Pages

Scroll/Zoom	100%

nhà sản xuất	RICHTEK [Richtek Technology Corporation]

Trang chủ	http://www.richtek.com

Logo

6 / 13 page

RT8025

DS8025-02 March 2011

www.richtek.com

Typical Operating Characteristics

Frequency vs. Temperature

1.10

1.12

1.14

1.16

1.18

1.20

1.22

1.24

1.26

-50

-25

100

125

Temperature

VIN = 3.3V, VOUT = 1.8V

(

°C)

Frequency vs. Input Voltage

1.14

1.16

1.18

1.20

1.22

1.24

1.26

2.5

2.8 3.1

3.4

3.7

4.3

4.6

4.9 5.2

5.5

Input Voltage (V)

VOUT = 1.8V

Current Limit vs. Input Voltage

0.00

0.25

0.50

0.75

1.00

1.25

1.50

1.75

2.00

2.25

2.50

2.5

2.8

3.1

3.4

3.7

4.3

4.6

4.9

5.2

5.5

Input Voltage (V)

VOUT = 1.8V

Reference vs. Input Voltage

0.40

0.42

0.44

0.46

0.48

0.50

0.52

0.54

0.56

0.58

0.60

2.5

2.8 3.1

3.4 3.7

4.3

4.6 4.9

5.2 5.5

Input Voltage (V)

VOUT = 1.8V

Efficiency vs. Load Current

100

0.01

0.11

0.21

0.31

0.41

0.51

0.61

Load Current (A)

VIN = 3.3V

VIN = 5V

VOUT = 1.8V

Load Regulation

1.770

1.775

1.780

1.785

1.790

1.795

1.800

1.805

1.810

0.1

0.15

0.2

0.25

0.3

0.35

0.4

Load Current (A)

VIN = 3.3V

VIN = 5.5V

VIN = 2.5V

VOUT = 1.8V

RT8025 bảng dữ liệu(PDF) 6 Page - Richtek Technology Corporation

RT8025 bảng dữ liệu(HTML) 6 Page - Richtek Technology Corporation

Html Pages

1 2 3 4 5 6 7 8 9 10 11 12 13

bảng dữ liệu tải về

Link URL