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AMS4155 Datasheet PDF

Advanced Monolithic Systems AMS4155

The AMS4155 is a 2A 420 kHz step-down converter in a thermally enhanced exposed paddle SO-8 package. The converter has a 1.22V reference for low output voltage settings.
Part No. AMS4155
Datasheet AMS4155 Download
Manufacturer
Advanced Monolithic Systems
Description 2A 24V Step-Down Converter
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AMS4155 datasheet page 1 preview

GENERAL DESCRIPTION

External sync and compensation make the device very flexible for a wide range of applications and external components. Current mode control provides low ESR ceramic output capacitor stability with cycle by cycle current limit and fast transient response. Over-temperature shut down with hysteresis protects the device from excessive die temperatures. Integrated fault protection protects the device in the case of an overload or over-temperature condition. AMS4155 2A 24V Step-Down Converter

FEATURES

● External Synchronization
● Step-Down Converter
● External Compensation
● Up to 95% Efficiency
● Low ESR Ceramic Output Capacitor Stable
● Under-Voltage Lockout
● 420 kHz Switching Frequency
● Cycle by Cycle with Hiccup Over Current Protection
● Over-Temperature Shutdown
● Up to 2A Output Current
● 4.75V to 24V operating range
● Thermal Shutdown
● Operating Temperature -40°C to 125°C Typical Application

APPLICATIONS

● Audio Power Amplifiers
● Portable (Notebook) Computers
●...
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