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Fairchild FDD5612 60V N-Channel PowerTrench MOSFET Data Sheet

Summary

This powerful N-Channel MOSFET is engineered to maximize efficiency in high-frequency DC/DC converters and advanced power supply designs using PWM controllers. Delivering fast switching capabilities and low gate charge performance, it is ideal for engineers building reliable, high-current switching systems needing optimal energy efficiency. The accompanying datasheet provides a complete resource, detailing crucial electrical specifications, thermal characteristics, and timing parameters necessary for system design integration.

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March 2001

FDD5612 60V N-Channel Power Trench MOSFET General Description This N-Channel MOSFET has been designed Features specifically to improve the overall efficiency of DC/DC converters using either synchronous or conventional

• 18 A, 60 V. RDS(ON) = 55 mΩ @ VGS = 10 V

switching PWM controllers.

RDS(ON) = 64 mΩ @ VGS = 6 V

These MOSFETs feature faster switching and lower gate charge than other MOSFETs with comparable • Optimized for use in high frequency DC/DC RDS(ON) specifications. The result is a MOSFET that is

converters.

easy and safer to drive (even at very high frequencies), and DC/DC power supply designs with higher overall

• Low gade charge.

efficiency.

• Very fast switching.

TO-252

Absolute Maximum Ratings TA=25o C unless otherwise noted Symbol Parameter Ratings Units VDSS Drain-Source Voltage 60 V VGSS Gate-Source Voltage ±20 V ID Drain Current – Continuous (Note 1) 18 A (Note 1a) 5.4 Drain Current – Pulsed 100 PD Maximum Power Dissipation (Note 1) 42

(Note 1a) 3.8 (Note 1b) 1.6

TJ, TSTG Operating and Storage Junction Temperature Range –55 to +175 °C

Thermal Characteristics RθJC Thermal Resistance, Junction-to-Case (Note 1) 3.5 °C/W RθJA Thermal Resistance, Junction-to-Ambient (Note 1a) 40 °C/W (Note 1b) 96

Package Marking and Ordering Information Device Marking Device Reel Size Tape width Quantity FDD5612 FDD5612 13’’ 16mm 2500 units

2001 Fairchild Semiconductor Corporation FDD5612 REV. C1(W)

Page Summary Contents For Fairchild FDD5612 60V N-Channel PowerTrench MOSFET Data Sheet

Page 1 March 2001 FDD5612 60V N-Channel Power Trench MOSFET General Description This N-Channel MOSFET has been designed Features specifically to improve the overall efficiency of DC/DC converters using eith...
Page 2 Electrical Characteristics TA = 25°C unless otherwise noted Symbol Parameter Test Conditions Min Typ Max Units Drain-Source Avalanche Ratings (Note 1) WDSS Single Pulse Drain-Source VDD = 30 V, ID = 5...
Page 3 Typical Characteristics , D IN EN (A LI ZE , D IN EN (A IN -S -R ES IS TA VGS = 10V 6.0V VGS = 4.0V 4.5V 1.8 VDS, DRAIN-SOURCE VOLTAGE (V) ID, DRAIN CURRENT (A) Figure 1. On-Region Characteristics. Fi...
Page 4 Typical Characteristics , D IN EN (A S, TE -S VO LT (V r( t), LI ZE FF EC TI VE TR SI EN TH ER ES IS TA ID = 5.4A VDS = 20V f = 1MHz 30V VGS = 0 V 40V CISS Qg, GATE CHARGE (n C) VDS, DRAIN TO SOURCE V...
Page 5 TRADEMARKS The following are registered and unregistered trademarks Fairchild Semiconductor owns or is authorized to use and is not intended to be an exhaustive list of all such trademarks. ACEx™ FAST...

Manual Details

Brand Fairchild
Pages 5
File Size 80.36 KB
Published July 06, 2026
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Frequently Asked Questions

What applications is this MOSFET optimized for?

It is specifically designed to improve overall efficiency in both synchronous and conventional DC/DC converters.

What are the primary advantages of using this FET?

Advantages include faster switching, lower gate charge, and optimization for high-frequency DC/DC converter designs.

What is the maximum continuous current rating (D)?

The continuous drain current is rated at 18 A. The pulsed rating is up to 100 A.