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FAN53555 - Digitally Programmable TinyBuck Regulator

General Description

The FAN53555 is a step-down switching voltage regulator that delivers a digitally programmable output from an input voltage supply of 2.5 V to 5.5 V.

The output voltage is programmed through an I2C interface capable of operating up to 3.4 MHz.

Key Features

  • Fixed-Frequency Operation: 2.4 MHz.
  • Best-in-Class Load Transient.
  • Continuous Output Current Capability: 5 A.
  • Pulse Current Capability: 6.5 A (05 Option).
  • 2.5 V to 5.5 V Input Voltage Range.
  • Digitally Programmable Output Voltage: - 00/01/03/05/08/18 Options: 0.6-1.23 V in 10 mV Steps - 04/042/09/ Options: 0.603-1.411 V in 12.826 mV Steps - 23 Option: 0.60-1.3875 V in 12.5 mV Steps - 24 Option: 0.603-1.420 V in 12.967 mV Steps - 13 Option: 0.8-1.43 V in 10 mV Steps.

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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.

View original datasheet text
FAN53555 — 5 A, 2.4 MHz, Digitally Programmable TinyBuck™ Regulator January 2015 FAN53555 5 A, 2.4 MHz, Digitally Programmable TinyBuck® Regulator Features  Fixed-Frequency Operation: 2.4 MHz  Best-in-Class Load Transient  Continuous Output Current Capability: 5 A  Pulse Current Capability: 6.5 A (05 Option)  2.5 V to 5.5 V Input Voltage Range  Digitally Programmable Output Voltage: - 00/01/03/05/08/18 Options: 0.6-1.23 V in 10 mV Steps - 04/042/09/ Options: 0.603-1.411 V in 12.826 mV Steps - 23 Option: 0.60-1.3875 V in 12.5 mV Steps - 24 Option: 0.603-1.420 V in 12.967 mV Steps - 13 Option: 0.8-1.43 V in 10 mV Steps  Programmable Slew Rate for Voltage Transitions  I2C-Compatible Interface Up to 3.