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HT7718 - PFM Step-up DC/DC Converter

General Description

The HT77XX series is a set of PFM step-up DC/DC converter with high efficiency and low ripple.

Key Features

  • Low start-up voltage: 0.7V (Typ. ), 0.9V (Max. ).
  • High efficiency: 85% (Typ. ), VOUT³2.7V.
  • High output voltage accuracy: ±2.5%.
  • Output voltage: 1.8V, 2.7V, 3.0V, 3.3V, 3.7V, 5.0V.
  • Ultra low supply current IDD2: 4mA (Typ. ).
  • Low ripple and low noise.
  • Low shutdown current: 0.5mA (Typ. ).
  • TO-92, SOT-89, SOT-23 and SOT-25 package www. DataSheet4U. com.

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The following content is an automatically extracted verbatim text from the original manufacturer datasheet and is provided for reference purposes only.

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HT77XX PFM Step-up DC/DC Converter Features · Low start-up voltage: 0.7V (Typ.), 0.9V (Max.) · High efficiency: 85% (Typ.), VOUT³2.7V · High output voltage accuracy: ±2.5% · Output voltage: 1.8V, 2.7V, 3.0V, 3.3V, 3.7V, 5.0V · Ultra low supply current IDD2: 4mA (Typ.) · Low ripple and low noise · Low shutdown current: 0.5mA (Typ.) · TO-92, SOT-89, SOT-23 and SOT-25 package www.DataSheet4U.com Applications · Palmtops/PDAs · Portable communicators/Smartphones · Cameras/Camcorders · Battery-powered equipment General Description The HT77XX 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 1.