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TPS51020 - Step-Down Controller

General Description

D Wide Input Voltage Range: 4.5-V to 28-V D Selectable Dual and DDR Modes D Selectable Fixed Frequency Voltage Mode D Advanced Power Good Logic Monitors both Channels D Selectable Autoskip Mode D Integrated Boot Strap Diodes D 180° Phase Shift Between Channels D Integrated 5-V, 60-mA Regulator D In

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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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TPS51020 ą SLUS564C − JULY 2003 − REVISED OCTOBER 2008 DUAL, VOLTAGE MODE, DDR SELECTABLE, SYNCHRONOUS, STEPĆDOWN CONTROLLER FOR NOTEBOOK SYSTEM POWER FEATURES DESCRIPTION D Wide Input Voltage Range: 4.5-V to 28-V D Selectable Dual and DDR Modes D Selectable Fixed Frequency Voltage Mode D Advanced Power Good Logic Monitors both Channels D Selectable Autoskip Mode D Integrated Boot Strap Diodes D 180° Phase Shift Between Channels D Integrated 5-V, 60-mA Regulator D Input Feedforward Control D 1% Internal 0.85-V Reference D RDS(on) Overcurrent Detection (4200 ppm/°C) D Integrated OVP, UVP and Power Good Timers D 30-pin TSSOP Package The TPS51020 is a multi-function dualsynchronous step-down controller for notebook system power.