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ACT4065A

Active-Semi
Part Number ACT4065A
Manufacturer Active-Semi
Description High Input 2A Step Down Converter
Published Feb 18, 2014
Detailed Description ® ACT4065A Rev 0, 23-Apr-12 High Input 2A Step Down Converter FEATURES • • • • • • • • • 2A Output Current Up to 95% E...
Datasheet PDF File ACT4065A PDF File

ACT4065A
ACT4065A

Overview
® ACT4065A Rev 0, 23-Apr-12 High Input 2A Step Down Converter FEATURES • • • • • • • • • 2A Output Current Up to 95% Efficiency 6.
0V to 30V Input Range 210kHz 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 GENERAL DESCRIPTION The ACT4065A is a current-mode step-down DC/DC converter that generates up to 2A output current at 210kHz switching frequency.
The ACT4065A is highly efficient with peak efficiency at 95% when in operation.
Protection features include cycle-by-cycle current limit, thermal shutdown, and frequency foldback at short circuit.
The ACT4065A is available in SOP-8 package and requires very few external devices for operation.
• SOP-8 Package Note: ACT4065A is the drop-in replacement for ACT4065 with feedback resistance value change.
APPLICATIONS • TFT LCD Monitors • Portable DVDs • Car-Pow...


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