AIC2857F_14 Ver la hoja de datos (PDF) - Analog Intergrations

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AIC2857F_14

AIC Products for TV/STB/Networking

Analog Intergrations 

AIC2863

3A/23V 340/550KHz Synchronous Step Down Converter

Feature

• 3A Continuous Output Current

• Wide 4.75 to 23V Operating Input Range

• Output Adjustable from 0.925V to 12V

• Up to 88% Efficiency for Heavy Load

(Vin=12V, Vout=3.3V, Iout=2.0A)

• Up to 85% Efficiency for Moderate Load

(Vin=12V, Vout=3.3V, Iout=200mA)

• Up to 82% Efficiency for Light Load

(Vin=12V, Vout=3.3V, Iout=20mA)

• Low Rds(on) Internal Switches: 110mΩ and

80mΩ

• <3µA Supply Current in Shutdown Mode

• Fixed 340K/550KHz Frequency

• Programmable Soft Start

• Thermal Shutdown

• Cycle by Cycle Over Current Protection

• Under Voltage Lockout

• Short Circuit Protection

• Over Voltage Protection

Application Circuit

Package Type

SOP-8 Exposed Pad

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