DS(ON) internal MOSFETs and a thermally efficient MLP package provide the ability to dissipate high power in a small package.Output over-voltage, under-voltage, and thermal shutdown protections plus power-good, help protect the devices from damage during fault conditions." />

FAN2103

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TinyBuck™ - 3A, 24V Input, Integrated Synchronous Buck Regulator

General Description

This part is covered in Fairchild's href="http://www.fairchildsemi.com/design_tools/tinycalc/tinycalc.html"TinyCalc Calculator™/a for the design of TinyBuck™-based regulators.The FAN2103 TinyBuck™ is an easy-to-use, cost- and space-efficient, 3A synchronous buck solution. It enables designers to solve high current requirements in a small area with minimal external components.External compensation, programmable switching frequency, and current limit features allow for design optimization and flexibility.The summing current mode modulator uses lossless current sensing for current feedback and over-current, and includes voltage feedforward.Fairchild’s advanced BiCMOS power process, combined with low RDS(ON) internal MOSFETs and a thermally efficient MLP package provide the ability to dissipate high power in a small package.Output over-voltage, under-voltage, and thermal shutdown protections plus power-good, help protect the devices from damage during fault conditions.

Product Status/Pricing/Packing

Product Product Status Eco Status *Pricing Package Type Leads Packing Method Package Drawing **Package Marking Convention RoHS IPC1752 RoHS/REACH/JIG Certificate of Compliance
FAN2103EMPX Full Production Green as of Jan 2008 $1.36 MLP 25-LEAD 25 TAPE REEL PDF Line 1:$Y (Fairchild logo)
&Z (Asm. Plant Code)
&2 (2-Digit Date Code) &K
Line 2:2103EMP
Line 3:C
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FAN2103MPX Full Production Green as of Jan 2008 $1.36 MLP 25-LEAD 25 TAPE REEL PDF Line 1:$Y (Fairchild logo)
&Z (Asm. Plant Code)
&2 (2-Digit Date Code) &K
Line 2:2103MP
Line 3:C
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Design Tools

  • TinyCalc Design Tool - TinyCalc™ is a Microsoft® Excel-based calculator designed to simplify the design of TinyBuck™-based regulators. TinyBuck™ products are integrated synchronous buck regulators where one of each high- and low-side MOSFETs and a controller/driver are all integrated in one 5X6mmMLP package.

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Features

  • 3A Output Current
  • Over 95% Efficiency
  • Fully Synchronous Operation with Integrated Schottky Diode on Low-side MOSFET Boosts Efficiency
  • Programmable Frequency Operation (200KHz to 600KHz)
  • Power-good Signal
  • Accepts Ceramic Capacitors on Output
  • External Compensation for Flexible Design
  • Wide Input Range: 3V to 24V
  • Output Voltage Range: 0.8V to 90%VIN
  • Input Under-Voltage Lockout
  • Programmable Over-Current Limit
  • Under-voltage, Over-Voltage, and Thermal Protections
  • 5x6mm, 25-pin, 3-pad MLP

Applications

  • TBA

Application Notes

Videos

TinyBuck™ Family of Synchronous Buck Regulators for DC-DC Conversion

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