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Fairchild FDD8453LZ User Guide

Summary

This datasheet details the FDD8453LZ N-Channel PowerTrench MOSFET, a 40V, 50A semiconductor optimized for inverter and synchronous rectifier applications. Built with Fairchild's advanced process to minimize on-state resistance, it features high ESD protection and RoHS compliance. Ideal for high-efficiency power management circuits.

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FD 8453LZ N -C hannel Pow er Trench SFET

September 2007

FDD8453LZ

N-Channel Power Trench® MOSFET 40V, 50A, 6.7mΩ Features General Description Max r DS(on) = 6.7mΩ at VGS = 10V, ID = 15A This N-Channel MOSFET is produced using Fairchild

Semiconductor’s advanced Power Trench® process that has

Max r DS(on) = 8.7mΩ at VGS = 4.5V, ID = 13A

been especially tailored to minimize the on-state resistance and HBM ESD protection level >7k V typical (Note 4) switching loss. G-S zener has been added to enhance ESD voltage level.

Ro HS Compliant

Applications Inverter Synchronous Rectifier

TO -252D-PAK (TO-252)

MOSFET Maximum Ratings TC = 25°C unless otherwise noted Symbol Parameter Ratings Units

VDS Drain to Source Voltage VGS Gate to Source Voltage ±20 Drain Current -Continuous (Package limited) TC = 25°C 50 -Continuous (Silicon limited) TC = 25°C

-Continuous TA = 25°C (Note 1a) 16.4

-Pulsed EAS Single Pulse Avalanche Energy (Note 3) m J Power Dissipation TC = 25°C

Power Dissipation TA = 25°C (Note 1a) 3.1

TJ, TSTG Operating and Storage Junction Temperature Range -55 to +150 °C

Thermal Characteristics

RθJC Thermal Resistance, Junction to Case 1.9

RθJA Thermal Resistance, Junction to Ambient (Note 1a)

Package Marking and Ordering Information Device Marking Device Package Reel Size Tape Width Quantity FDD8453LZ FDD8453LZ D-PAK (TO-252) 13’’ 12mm 2500 units

©20 07 Fairchild Semiconductor Corporation www.fairchildsemi.com1 FD D8453LZ Rev.C

Page Summary Contents For Fairchild FDD8453LZ User Guide

Page 1 FD 8453LZ N -C hannel Pow er Trench SFET September 2007 FDD8453LZ N-Channel Power Trench® MOSFET 40V, 50A, 6.7mΩ Features General Description Max r DS(on) = 6.7mΩ at VGS = 10V, ID = 15A This N-Channel...
Page 2 FD 8453LZ N -C hannel Pow er Trench SFET Electrical Characteristics TJ = 25°C unless otherwise noted Symbol Parameter Test Conditions Min Typ Max Units Off Characteristics BVDSS Drain to Source Breakd...
Page 3 FD 8453LZ N -C hannel Pow er Trench SFET Typical Characteristics TJ = 25°C unless otherwise noted LI ZE , D IN EN (A IN -R ES IS TA , D IN EN (A PULSE DURATION = 80µs PULSE DURATION = 80µs VGS = 10V 3...
Page 4 FD 8453LZ N -C hannel Pow er Trench SFET Typical Characteristics TJ = 25°C unless otherwise noted , D IN EN (A S, VA LA TJ = 25o CTJ = 125o C EN T( TE VO LT E( V) ID = 15A VDD = 15V VDD = 20V VDD = 25...
Page 5 FD 8453LZ N -C hannel Pow er Trench SFET Typical Characteristics TJ = 25°C unless otherwise noted LI ZE ER LI ZE ER IM PE E, IM PE E, EA SI EN PO ER (W VGS =10V FOR TEMPERATURES SINGLE PULSE ABOVE 25o...
Page 6 FD 8453LZ N -C hannel Pow er Trench SFET Typical Characteristics TJ = 25°C unless otherwise noted LI ZE ER IM PE E, θJ DUTY CYCLE-DESCENDING ORDER 0.1 PDM 0.01 NOTES: SINGLE PULSE DUTY FACTOR: D = t1/...
Page 7 FD 8453LZ N -C hannel Pow er Trench SFET TRADEMARKS The following are registered and unregistered trademarks and service marks Fairchild Semiconductor owns or is authorized to use and is not intended ...

Manual Details

Brand Fairchild
Pages 7
File Size 277.44 KB
Published June 16, 2026
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Frequently Asked Questions

What are the typical applications for the FDD8453LZ?

Typical applications are inverter and synchronous rectifier circuits.

What is the maximum drain current rating?

The maximum continuous drain current is 50A, limited by the package.

How is the on-state resistance specified?

Max rDS(on) is 6.7mΩ at VGS=10V, ID=15A and 8.7mΩ at VGS=4.5V, ID=13A.

Is this part RoHS compliant?

Yes, the datasheet states the device is RoHS Compliant.