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LT1949 - 600kHz/ 1A Switch PWM DC/DC Converter

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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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LT1949 600kHz, 1A Switch PWM DC/DC Converter FEATURES s s s s s s s DESCRIPTIO 1A, 0.5Ω, 30V Internal Switch Operates with VIN as Low as 1.5V 600kHz Fixed Frequency Operation Low-Battery Detector Stays Active in Shutdown Low VCESAT Switch: 410mV at 800mA Pin-for-Pin Compatible with the LT1317B Small 8-Lead MSOP and SO Packages U APPLICATIO S s s s s s LCD Bias Supplies GPS Receivers Battery Backup Portable Electronic Equipment Diagnostic Medical Instrumentation The LT ®1949 is a fixed frequency step-up DC/DC converter with a 1A, 0.5Ω internal switch. Capable of generating 10V at 175mA from a 3.3V input, the LT1949 is ideal for generating bias voltages for large screen LCD panels.