AAT1149B Datasheet - Skyworks

2.2MHz Fast Transient 400mA Step-Down Converter

AAT1149B Features

* Ultra-Small 0603 Inductor (Height = 1mm)

* VIN Range: 2.2V to 5.5V

* VOUT Fixed 1.8V

* 400mA Max Output Current

* Up to 98% Efficiency

* 45μA No Load Quiescent Current

* 2.2MHz Switching

AAT1149B General Description

The AAT1149B SwitchReg is a 2.2MHz step-down converter with an input voltage range of 2.2V to 5.5V. It is optimized to react quickly to load variations and operate with a tiny 0603 inductor that is only 1mm tall. The AAT1149B can deliver 400mA of load current while maintaining a low 45μA no load qui.

AAT1149B Datasheet (802.62 KB)

AAT1149B Datasheet Preview — Preview of AAT1149B PDF

Datasheet Details

Part number:

AAT1149B

Manufacturer:

Skyworks

File Size:

802.62 KB

Description:

2.2mhz fast transient 400ma step-down converter.

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AAT1149B 2.2MHz Fast Transient 400mA Step-Down Converter Skyworks

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AAT1149B Features

AAT1149B General Description

Datasheet Details

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AAT1149B Distributor