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LT1614 - Inverting 600kHz Switching Regulator

Features

  • s Better Regulation Than a Charge Pump s 0.1Ω Effective Output Impedance s.
  • 5V at 200mA from a 5V Input s 600kHz Fixed Frequency Operation s Operates with VIN as Low as 1V s 1mA Quiescent Current s Low Shutdown Current: 10µA s Low-Battery Detector s Low VCESAT Switch: 295mV at 500mA U.

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Full PDF Text Transcription

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+ U U FEATURES s Better Regulation Than a Charge Pump s 0.1Ω Effective Output Impedance s – 5V at 200mA from a 5V Input s 600kHz Fixed Frequency Operation s Operates with VIN as Low as 1V s 1mA Quiescent Current s Low Shutdown Current: 10µA s Low-Battery Detector s Low VCESAT Switch: 295mV at 500mA U APPLICATIO S s MR Head Bias s LCD Bias s GaAs FET Bias s Positive-to-Negative Conversion LT1614 Inverting 600kHz Switching Regulator DESCRIPTIO The LT®1614 is a fixed frequency, inverting mode switching reglator that operates from an input voltage as low as 1V. Utilizing a low noise topology, the LT1614 can generate a negative output down to – 24V from a 1V to 5V input. Fixed frequency switching ensures a clean output free from low frequency noise.
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