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MAX686 - DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch

General Description

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Key Features

  • o Internal 500mA, 28V N-Channel Switch (no external FET required) o Adjustable Output Voltage to +27.5V or -27.5V o 6-Bit DAC-Controlled Output Voltage o Up to 90% Efficiency o Small 16-Pin QSOP Package (Same size as 8-pin SO) o Power-OK Indicator o 65µA Quiescent Current o 1.5µA Shutdown Current o Up to 300kHz Switching Frequency MAX686 The MAX686 DAC-controlled boost/inverter IC converts a positive input voltage to a positive or negative LCD bias voltage up to +27.5V or -27.5V. The device fe.

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Full PDF Text Transcription (Reference)

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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19-1327; Rev 1; 2/98 KIT ATION EVALU E L B A AVAIL DAC-Controlled Boost/Inverter LCD Bias Supply with Internal Switch General Description ____________________________Features o Internal 500mA, 28V N-Channel Switch (no external FET required) o Adjustable Output Voltage to +27.5V or -27.5V o 6-Bit DAC-Controlled Output Voltage o Up to 90% Efficiency o Small 16-Pin QSOP Package (Same size as 8-pin SO) o Power-OK Indicator o 65µA Quiescent Current o 1.5µA Shutdown Current o Up to 300kHz Switching Frequency MAX686 The MAX686 DAC-controlled boost/inverter IC converts a positive input voltage to a positive or negative LCD bias voltage up to +27.5V or -27.5V.