PFM Step-up DC/DC Converter

General Description The HT77xxA series is a set of PFM step-up DC/DC converter with high efficiency and low ripple. The series features extremely low start-up voltage and high output voltage accuracy. They require only three external components to provide a fixed output voltage of 2.7V, 3.0V, 3.3

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PFM Step-up DC/DC Converter

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PFM Step-up DC/DC Converter

The HT77xxA series is a set of PFM step-up DC/DC converter with high efficiency and low ripple. The series features extremely low start-up voltage and high output voltage accuracy. They require only three external components to provide a fixed output voltage of 2.7V, 3.0V, 3.3V, 3.7V or 5.0V. CMOS t Low start-up voltage: 0.7V (Typ.)\nHigh efficiency: 85% (Typ.)\nHigh output voltage accuracy: ±2.5%\nOutput voltage: 2.7V, 3.0V, 3.3V, 5.0V\nOutput current up to 200mA\nUltra low supply current IDD: 5μA (Typ.)\nLow ripple and low noise\nLow shutdown current: 0.5μA (Typ.)\nTO92, SOT89, SOT23 ;

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100mA PFM Synchronous Step-up DC/DC Converter

The HT77xxS devices are a high efficiency PFM synchronous step-up DC-DC converter series which are designed to operate with both wire wound chip power inductors and also with multi-layered chip power inductors. The device series have the advantages of extremely low start-up voltage as well as high

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100mA PFM Synchronous Step-up DC/DC Converter

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200mA PFM Synchronous Step-up DC/DC Converter

General Description The HT77xxSA devices are a high efficiency PFM synchronous step-up DC-DC converter series which are designed to operate with both wire wound chip power inductors and also with multi-layered chip power inductors. The device series have the advantages of extremely low start-up v

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