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ACT4072 Rev 1, 12/2006
Wide Input 2A Step Down Converter
FEATURES
2A Output Current Up to 95% Efficiency Up to 30V Input Range 6µA Shutdown Supply Current 400kHz Switching Frequency Adjustable Output
Voltage Cycle-by-Cycle Current Limit Protection Thermal Shutdown Protection Frequency FoldBack at Short Circuit Stability with Wide Range of
Capacitors,
Including Low ESR Ceramic
Capacitors
SOP-8 Package
APPLICATIONS
GENERAL DESCRIPTION
The ACT4072 is a current-mode step-down DC/DC converter that generates up to 2A output current at 400kHz switching frequency.
The device utilizes Active-Semi’s proprietary ISOBCD30 process for operation with...