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ADP3419

Part Number	ADP3419
Manufacturer	Analog Devices
Description	High Voltage MOSFET Driver
Published	Jun 5, 2009
Detailed Description	Dual Bootstrapped, High Voltage MOSFET Driver with Output Disable ADP3419 FEATURES www.datasheet4u.com All-in-one synchr...
Datasheet	ADP3419 PDF File

Overview

Dual Bootstrapped, High Voltage MOSFET Driver with Output Disable ADP3419 FEATURES www.
datasheet4u.
com All-in-one synchronous buck driver One PWM signal generates both drives Anticross-conduction protection circuitry Output disable function Crowbar control Synchronous override control Undervoltage lockout SIMPLIFIED FUNCTIONAL BLOCK DIAGRAM VCC 5 BST 10 IN 1 SD 2 UVLO, OVERLAP PROTECTION, SHUTDOWN AND CROWBAR CIRCUITS 9 DRVH SW 8 DRVLSD 3 APPLICATIONS Mobile computing CPU core power converters Multiphase desk-note CPU supplies Single-supply synchronous buck converters Nonsynchronous-to-synchronous drive conversion CROWBAR 4 6 DRVL 04620-0-001 ADP3419 7 GND Figure 1.
GENERAL DESCRIPTION The ADP3419 is a dual MOSFET driver optimized for driving two N-channel switching MOSFETs in nonisolated synchronous buck power converters used to power CPUs in portable computers.
The driver impedances have been chosen to provide optimum performance in multiphase regulators at up to 25 A...

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