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FAIRCHILD FDN361AN N-Channel Logic Level PowerTrench User's Manual (1)

Summary

The FDN361AN is a high-performance N-Channel MOSFET engineered using PowerTrench technology. It offers superior switching capabilities and minimal on-state resistance for efficiency in demanding applications. This manual provides comprehensive technical data, including full electrical characteristics, thermal specifications (R_th), and switching timings. It is essential reference material for engineers developing circuits such as DC/DC converters, load switches, and motor control drives who require reliable, high-power components.

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Page 1 Text Content

April 1999

FDN361AN N-Channel, Logic Level, Power TrenchΤΜ

General Description Features

This N-Channel Logic Level MOSFET is produced using • 1.8 A, 30 V. R = 0.100 Ω @ V = 10 V

DS(on) GS

Fairchild Semiconductor's Power Trench process that has

= 0.150 Ω @ V = 4.5 V. been especially tailored to minimize the on-state resistance DS(on) GS

and yet maintain low gate charge for superior switching

Low gate charge ( 2.1n C typical ).

performance.

Fast switching speed.

High performance trench technology for extremely

Applications

low R DS(on)

• DC/DC converter

High power version of industry standard SOT-23

• Load switch

package. Identical pin out to SOT-23 with

• Motor drives

30% higher power handling capability.

Super SOT -3TM

Absolute Maximum Ratings TA=25o C unless otherwise noted Symbol Parameter FDN361AN Units VDSS Drain-Source Voltage VGSS Gate-Source Voltage - Continuous ±20 ID Drain Current - Continuous (Note 1a) 1.8

- Pulsed

PD Power Dissipation for Single Operation (Note 1a) 0.5

(Note 1b) 0.46 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

FDN361AN 7’’ 8mm 3000 units

1998 Fairchild Semiconductor Corporation FDN361AN, Rev. C

Page Summary Contents For FAIRCHILD FDN361AN N-Channel Logic Level PowerTrench User's Manual (1)

Page 1 April 1999 FDN361AN N-Channel, Logic Level, Power TrenchΤΜ General Description Features This N-Channel Logic Level MOSFET is produced using • 1.8 A, 30 V. R = 0.100 Ω @ V = 10 V DS(on) GS Fairchild Se...
Page 2 361A DMOS 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 361A Typical Characteristics (continued) (O AL IZ ED IN EN (A IN -S (A DR IN -S -R ES IS TA CE 10VGS 6.0V 4.5V = 3. 5VGS I , DRAIN CURRENT (A) V , DRAIN DS -SOURCE VOLTAGE (V) Figure 1. On-Region Char...
Page 4 361A Typical Characteristics (continued) AI EN (A , G AT -S LT AG (V r( t) IZ IV IE IS I = 1.8AD V = 5VDS 10V C i ss C oss f = 1 MHz C rss V = 0 VGS Q , GATE CHARGE (n C) V , DRAIN TO SOURCE VO DS LTA...
Page 5 Super SOTTM-3 Tape and Reel Data and Package Dimensions SSOT-3 Packaging Configuration: Figure 1.0 Customize Label Packaging Description: SSOT-3 parts are shipped in tape. The carrier tape is made fro...
Page 6 Super SOTTM-3 Tape and Reel Data and Package Dimensions, continued SSOT-3 Embossed Carrier Tape Configuration: Figure 3.0 B0 Wc User Direction of Feed Dimensions are in millimeter Pkg type A0 B0 D0 D1...
Page 7 Super SOTTM-3 Tape and Reel Data and Package Dimensions, continued Super SOT-3 (FS PKG Code 32) Scale 1:1 on letter size paper Dimensions shown below are in: inches [mil limeters] Part Weight per uni...
Page 8 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™ ISOP...

Manual Details

Brand Fairchild
Pages 8
File Size 949.15 KB
Published June 15, 2026
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Frequently Asked Questions

What is the maximum drain-source voltage rating for this component?

The absolute maximum Drain-Source Voltage (VDSS) is 30 V.

What are the key electrical advantages of the FDN361AN MOSFET?

It features low gate charge, fast switching speed, and a low on-state resistance for superior performance.

Can this product be used in life support systems?

No; it is not authorized for use as critical components in life support devices without the express written approval of Fairchild Semiconductor Corporation.

How are thermal resistances calculated during mounting?

The total thermal resistance (R) is the sum of the junction-to-case ($ heta_{JC}$) and case-to-ambient ($ heta_{CA}$) thermal resistances.