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FEATURES
LT8331 Low IQ Boost/SEPIC/ Flyback/Inverting Converter with 0.5A, 140V Switch DESCRIPTION
nn Wide Input Voltage Range: 4.5V to 100V nn Ultralow Quiescent Current and Low Ripple
Burst Mode® Operation: IQ = 6µA nn 0.5A, 140V Power Switch nn Positive or Negative Output Voltage Programming
with a Single Feedback Pin nn Programmable Frequency (100kHz to 500kHz) nn Synchronizable to an External Clock nn BIAS Pin for Higher Efficiency nn Programmable Undervoltage Lockout (UVLO) nn Thermally-Enhanced High Voltage MSOP Package
APPLICATIONS
nn Industrial and Automotive nn Telecom nn Medical Diagnostic Equipment nn Portable Electronics
The LT®8331 is a current mode DC/DC converter with a 140V, 0.5A switch operating from a 4.5V to 100V input.