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Datasheet
3.5V to 14V, 0.8A 1ch Synchronous Buck Converter Integrated MOSFET
BD8312HFN
General Description BD8312HFN can produce 1.2V, 1.8V, 3.3V, or 5V stepped-down output voltages from a power supply composed of 4 batteries, which can be Li2cell, Li3cell, or from a 5V/12V fixed power supply line. The built-in synchronous rectification switches are capable of withstanding up to15V. This IC has a flexible phase compensation system and a switching frequency of 1.5MHz allowing the use of smaller external output inductor and capacitor making the construction of a compact power supply really easy.
Features Built-In 1.0A/15V Pch/Nch Synchronous Rectification SW On-Chip Phase Compensation Device between Input and Output of Error AMP. Built-In Soft-Start Function.