FAN4868UC33X DC-DC Power Conversion by ON Semiconductor

3 MHz, Synchronous Regulator


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 μA, 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 μA 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).

Where to Buy

Prices starting from US$0.49

Distributor Stock
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Farnell
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Features

Operates with Few External Components:1 μH 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
Low Operating Quiescent Current
True Load Disconnect During Shutdown
Variable On−time Pulse Frequency Modulation (PFM) with Light−Load Power−Saving Mode
Internal Synchronous Rectifier (No External Diode Needed)
Thermal Shutdown and Overload Protection
6−Bump WLCSP, 0.4 mm Pitch
Applications
Powering 3.3 V Core Rails
Cell Phones, Smart Phones, Portable Instruments
Cell Phones, Smart Phones, Portable Instruments
End Products
PDAs, Portable Media Players
PDAs, Portable Media Players

Specifications

Description FAN4868UC33X, 3.3V
Compliance Pb-free Halide free
Topology Step-Up
VCC Min (V) 2.3
VCC Max (V) 3.2
VO Typ (V) 3.3
IO Typ (A) 0.3
fSW Typ (kHz) 3000
Package Type WLCSP-6

Last 6 months Inventory & Pricing History


Alternative Descriptions

3 MHZ, SYNCHRONOUS REGULATOR 3.3V | Farnell
3.3V Boost Regulator 250Um Thickness No Bsl/Reel |Onsemi FAN4868UC33X | Newark Electronics


Frequently Asked Questions

Where can I find additional details, specifications and documents for a FAN4868UC33X?

Additional datasheets, footprints and schematics for FAN4868UC33X are listed on our Part Details page. You can also find images and similar parts to FAN4868UC33X on this page.

What pricing and inventory information can I view?

Distributor pricing and stock information is available for FAN4868UC33X on our Product Comparison page. Access via the 'View Pricing & Stock' button to view FAN4868UC33X price breaks, MOQs, lead times, inventory and SKUs from distributors.

What category does FAN4868UC33X fall under?

The FAN4868UC33X is listed under Power Management > DC-DC Power Conversion > Converters.

Can I view similar or alternative parts?

You can view similar parts to FAN4868UC33X when available in the Converters range under the specifications section at the bottom of the details page.

Who can I contact for technical support of the product?

Submit any questions directly to the customer support team of the distributor listing the product. For the FAN4868UC33X you can contact the distributor directly for product support, shipping queries etc.

Is the FAN4868UC33X RoHS compliant?

Yes. This part has been flagged as RoHS Compliant by ON Semiconductor.

Which authorised distributors for FAN4868UC33X have stock available?

Authorised distributors including Farnell and Newark Electronics have stock available or on a lead time for FAN4868UC33X.

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