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FAN4868 - 3MHz Synchronous TinyBoost Regulator

General Description

The FAN4868 is a low power boost regulator designed to provide a regulated 3.3 V output from a single cell Lithium or Li

Ion battery.

Output voltage options are fixed at 3.3 V with a guaranteed maximum load current of 200 mA at VIN = 2.3 V and 300 mA at VIN = 3.3 V.

Key Features

  • Operates with Few External Components: 1 H Inductor and 0402 Case Size Input and Output Capacitors.
  • Input Voltage Range from 2.3 V to 3.2 V.
  • Fixed 3.3 V Output Voltage Options.
  • Maximum Load Current >150 mA at VIN = 2.3 V.
  • Maximum Load Current 300 mA at VIN = 2.7 V, VOUT = 3.3 V.
  • Up to 92% Efficient.
  • Low Operating Quiescent Current.
  • True Load Disconnect During Shutdown.
  • Variable On.
  • time Pulse Frequency Modulation (PFM) with Light.
  • Load.

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Datasheet Details

Part number FAN4868
Manufacturer onsemi
File Size 503.03 KB
Description 3MHz Synchronous TinyBoost Regulator
Datasheet download datasheet FAN4868 Datasheet

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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FAN4868 3 MHz, Synchronous TinyBoost) Regulator Description The FAN4868 is a low−power boost regulator designed to provide a regulated 3.3 V output from a single cell Lithium or Li−Ion battery. Output voltage options are fixed at 3.3 V with a guaranteed maximum load current of 200 mA at VIN = 2.3 V and 300 mA at VIN = 3.3 V. Input current in Shutdown Mode is less than 1 A, which maximizes battery life. Light−load PFM operation is automatic and “glitch−free”. The regulator maintains output regulation at no−load with as low as 37 A quiescent current. The combination of built−in power transistors, synchronous rectification, and low supply current make the FAN4868 ideal for battery powered applications. The FAN4868 is available in 6−bump 0.4 mm pitch Wafer−Level Chip Scale Package (WLCSP).