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Fairchild FDC6401N User Manual

Summary

This dual N-Channel MOSFET is engineered for DC/DC converters, synchronous switching, and power management. Optimized for high efficiency, it features low gate charge, low on-resistance, and fast switching capabilities. Ideal for battery protection and high-power applications.

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FD 6401N

October 2001

FDC6401N Dual N-Channel 2.5V Specified Power Trench MOSFET General Description Features This Dual N-Channel MOSFET has been designed

• 3.0 A, 20 V. RDS(ON) = 70 mΩ @ VGS = 4.5 V

specifically to improve the overall efficiency of DC/DC

RDS(ON) = 95 mΩ @ VGS = 2.5 V

converters using either synchronous or conventional switching PWM controllers. It has been optimized for

low gate charge, low RDS(ON) and fast switching speed. • Low gate charge (3.3 n C)

Applications • High performance trench technology for extremely low RDS(ON)

• DC/DC converter

• Battery Protection • High power and current handling capability

• Power Management

Super SOT -6TM

Absolute Maximum Ratings TA=25o C unless otherwise noted Symbol Parameter Ratings Units VDSS Drain-Source Voltage VGSS Gate-Source Voltage ±12 ID Drain Current – Continuous (Note 1a) 3.0

– Pulsed

PD Power Dissipation for Single Operation (Note 1a) 0.96

(Note 1b) 0.9 (Note 1c) 0.7

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

Thermal Characteristics

RθJA Thermal Resistance, Junction-to-Ambient (Note 1a) °C/W RθJC Thermal Resistance, Junction-to-Case (Note 1) °C/W

Package Marking and Ordering Information Device Marking Device Reel Size Tape width Quantity

.401 FDC6401N 7’’ 8mm 3000 units

2001 Fairchild Semiconductor Corporation FDC6401N Rev C (W)

Page Summary Contents For Fairchild FDC6401N User Manual

Page 1 FD 6401N October 2001 FDC6401N Dual N-Channel 2.5V Specified Power Trench MOSFET General Description Features This Dual N-Channel MOSFET has been designed • 3.0 A, 20 V. RDS(ON) = 70 mΩ @ VGS = 4.5 V...
Page 2 FD 6401N Electrical Characteristics TA = 25°C unless otherwise noted Symbol Parameter Test Conditions Min Typ Max Units Off Characteristics BVDSS Drain–Source Breakdown Voltage VGS = 0 V, ID = 250 µA ...
Page 3 FD 6401N Typical Characteristics S( LI ZE , D IN EN (A IN -S -R ES IS TA , D IN EN (A VGS = 4.5V 3.0V 2.5V VGS = 2.0V 1.8 VDS, DRAIN TO SOURCE VOLTAGE (V) ID, DIRAIN CURRENT (A) Figure 1. On-Region Ch...
Page 4 FD 6401N Typical Characteristics r( t), LI ZE FF EC TI VE SI EN , D IN EN (A TH ER ES IS TA , G TE -S VO LT (V f = 1 MHz ID = 3A VDS = 5V VGS = 0 V 15V CISS Qg, GATE CHARGE (n C) VDS, DRAIN TO SOURCE ...
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 76.34 KB
Published June 15, 2026
5 views

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Frequently Asked Questions

What are the typical applications of FDC6401N?

DC/DC converters, battery protection, and power management.

What is the maximum continuous drain current?

3.0 A when mounted on a minimum pad of 2 oz copper.

What is the on-resistance at 2.5V gate voltage?

95 mΩ typical at VGS=2.5V and ID=2.5A.

What package is FDC6401N available in?

SuperSOT-6 package, supplied in 3000-unit reels.