RT8055 查看數據表（PDF） - Richtek Technology

零件编号

产品描述 (功能)

生产厂家

RT8055

3A, 2MHz, Synchronous Step-Down Converter

Richtek Technology 

RT8055

Output Current Limit vs. Input Voltage

6.0

5.5

5.0

4.5

4.0

3.5

3.0

2.5

VOUT = 3.3V

2.0

3.5 3.7 3.9 4.1 4.3 4.5 4.7 4.9 5.1 5.3 5.5

Input Voltage (V)

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 = 5V, VOUT = 3.3V

IOUT = 0A

-25 0

25 50 75 100 125

Temperature (°C)

Output Ripple

Output Current Limit vs. Temperature

6.0

5.5

5.0

4.5

4.0

3.5

3.0

2.5

2.0

-50 -25

VIN = 5V, VOUT = 3.3V

0

25 50 75

Temperature (°C)

100 125

Reference Voltage vs. Temperature

0.840

0.832

0.824

0.816

0.808

0.800

0.792

0.784

0.776

0.768

0.760

-50 -25

0

25 50 75 100 125

Temperature (°C)

Output Ripple

VLX

(5V/Div)

VOUT

(5mV/Div)

VIN = 5V, VOUT = 3.3V

IOUT = 3A

Time (500ns/Div)

VLX

(5V/Div)

VOUT

(5mV/Div)

VIN = 5V, VOUT = 3.3V

IOUT = 0A

Time (500ns/Div)

Copyright ©2012 Richtek Technology Corporation. All rights reserved.

DS8055-05 November 2012

is a registered trademark of Richtek Technology Corporation.

www.richtek.com

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