AAT1149B Datasheet - AAT

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

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 (914.11 KB)

AAT1149B Datasheet Preview — Preview of AAT1149B PDF

Datasheet Details

Part number:

AAT1149B

Manufacturer:

AAT

File Size:

914.11 KB

Description:

2.2mhz fast transient 400ma step-down converter.

📁 Related Datasheet

AAT1149 Step-Down Converter (AAT)

AAT1149A 2.2MHz Fast Transient 400mA Step-Down Converter (AAT)

AAT1149A 2.2MHz Fast Transient 400mA Step-Down Converter (Skyworks)

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

AAT1140 Fast Transient 600mA Step-Down Converter (Advanced Analog Technology)

AAT1141 Fast Transient 600mA Step-Down Converter (Advanced Analog Technology)

AAT1142 Voltage-Scaling Step-Down Converter (AAT)

AAT1143 1MHz 400mA Step-Down Converter (Advanced Analogic Technologies)

AAT1145 1.2A Step-Down Converter (Advanced Analogic Technologies)

AAT1146 Step-Down Converter (AAT)

TAGS

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

Image Gallery

AAT1149B Features

AAT1149B General Description

Datasheet Details

File Size:

Description:

AAT1149B Distributor