Datasheet > AAT2503

AAT2503

更新时间： 2022-05-07 12:54:36

品牌	Logo	应用领域
思佳讯 - SKYWORKS		稳压器
页数	文件大小	规格书
22页	1792K
描述
Adjustable Three-Channel Regulator

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AAT2503 数据手册

DATA SHEET

AAT2503

AdjustableThree-Channel Regulator

Typical Characteristics—Step-Down Converter

Efficiency vs. Output Current

(V_OUT= 0.9V; L = 1µH)

Efficiency vs. Output Current

(V_OUT= 1.8V; L = 2.2µH)

100

V_IN= 3.6V

V_IN= 2.7V

V_IN= 3.6V

V_IN= 2.7V

PWM Only

Mode

PWM Only

V_IN= 4.2V

Mode

V_IN= 4.2V

100

1000

100

1000

Output Current (mA)

Efficiency vs. Output Current

(V_OUT= 2.5V; L = 3.3µH)

Switching Frequency vs. Temperature

(V_IN= 3.6V; I_OUT= 800mA)

100

2.4

2.3

2.2

2.1

2.0

1.9

1.8

1.7

1.6

1.5

V_OUT= 0.9V

V_OUT= 1.8V

V_OUT= 2.5V

V_IN= 3.3V

V_IN= 3.6V

PWM Only

Mode

V_IN= 4.2V

100

-40

-20

100

Output Current (mA)

Temperature (°°C)

Load Regulation

(V_OUT= 1.8V; V_MODE/SYNC= V_IN; L = 2.2µH)

Soft Start

(V_IN= 3.6V; V_OUT= 1.8V; I_OUT= 800mA)

6.0

4.0

2.0

0.0

1.2

0.9

ENABLE

1.8V

0.6

V_IN= 4.2V

0.3

0.0

V_OUT

-0.3

-0.6

-0.9

-1.2

1.0

0.5

0.0

-0.5

V_IN= 3.6V

V_IN= 3.3V

I_INDUCTOR

100

Time (100µs/div)

Output Current (mA)

Skyworks Solutions, Inc.

• Phone [781] 376-3000 • Fax [781] 376-3100 • sales@skyworksinc.com • www.skyworksinc.com

202016B

•

Skyworks Proprietary Information

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Products and Product Information are Subject to Change Without Notice.

•

March 19, 2013

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