FDS6984S Datasheet PDF (Dual Notebook Power Supply N-Channel PowerTrench SyncFET) | Download Fairchild Semiconductor FDS6984S

FDS6984S - Dual Notebook Power Supply N-Channel PowerTrench SyncFET

Description

The FDS6984S is designed to replace two single SO-8 MOSFETs and Schottky diode in synchronous DC:DC power supplies that provide various peripheral voltages for notebook computers and other battery powered electronic devices.

Features

Q2: Optimized to minimize conduction losses Includes SyncFET Schottky diode RDS(on) = 0.019Ω @ VGS = 10V RDS(on) = 0.027Ω @ VGS = 4.5V.
Q1: Optimized for low switching losses Low gate charge ( 5 nC typical) RDS(on) = 0.040Ω @ VGS = 10V RDS(on) = 0.055Ω @ VGS = 4.5V 8.5A, 30V 5.5A, 30V 5 6 7 Q2 Q1 4 3 2 1 8 Absolute Maximum Ratings Symbol VDSS VGSS ID PD Drain-Source Voltage Gate-Source Voltage Drain Current - Continuous - Pulsed T A = 25°C unless otherwise noted Parame.

Datasheet Details

Part number	FDS6984S
Manufacturer	Fairchild Semiconductor
File Size	1.57 MB
Description	Dual Notebook Power Supply N-Channel PowerTrench SyncFET
Datasheet	FDS6984S Datasheet
Additional preview pages of the FDS6984S datasheet.

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Full PDF Text Transcription

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FDS6984S May 2000 PRELIMINARY FDS6984S Dual Notebook Power Supply N-Channel PowerTrench® SyncFET ™ General Description The FDS6984S is designed to replace two single SO-8 MOSFETs and Schottky diode in synchronous DC:DC power supplies that provide various peripheral voltages for notebook computers and other battery powered electronic devices. FDS6984S contains two unique 30V, N-channel, logic level, PowerTrench MOSFETs designed to maximize power conversion efficiency. The high-side switch (Q1) is designed with specific emphasis on reducing switching losses while the lowside switch (Q2) is optimized to reduce conduction losses. Q2 also includes an integrated Schottky diode using Fairchild’s monolithic SyncFET technology.

Published: Mar 30, 2005 |