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International Rectifier Electronic Components Datasheet

AUIR2085S Datasheet

Automotive Grade High Speed 100V Self Oscillating 50% Duty Cycle Half Bridge Driver

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July 13, 2009
Automotive Grade
AUIR2085S
HIGH SPEED, 100V, SELF OSCILLATING 50%
DUTY CYCLE, HALF-BRIDGE DRIVER
Features
Product Summary
Simple primary side control solution to enable half-
bridge DC-Bus Converters for 48V distributed systems
Topology
with reduced component count and board space
VOFFSET
Integrated 50% duty cycle oscillator & half-bridge driver
IC in a single SO-8 package
Io+ & I o- (typical)
Programmable switching frequency with up to 500kHz
max per channel
fOSC (max)
+/- 1A drive current capability optimized for low charge
MOSFETs
Adjustable dead-time 50ns – 200ns
Deadtime
HO/LO Pulse Matching
Floating channel designed for bootstrap operation up to
+100Vdc
High and low side pulse width matching to +/- 25ns
Package Options
Adjustable overcurrent protection
Undervoltage lockout and internal soft start
Leadfree, RoHS compliant
Automotive qualified*
Half-Bridge
100 V
1.0A & 1.0A
500kHz
50ns – 200ns
+/- 25ns
Typical Applications
DC-DC Converters
HEV Auxiliary Converter
Battery Management Converters
8 - Lead SOIC
AUIR2085S
www.DataSTheyept4iUc.caolmConnection Diagram
COM
* Qualification standards can be found on IR’s web site www.irf.com
© 2008 International Rectifier


International Rectifier Electronic Components Datasheet

AUIR2085S Datasheet

Automotive Grade High Speed 100V Self Oscillating 50% Duty Cycle Half Bridge Driver

No Preview Available !

Table of Contents
Typical Connection Diagram
Description/Feature Comparison
Qualification Information
Absolute Maximum Ratings
Recommended Operating Conditions
Dynamic Electrical Characteristics
Static Electrical Characteristics
Functional Block Diagram
Input/Output Pin Equivalent Circuit Diagram
Lead Definitions
Lead Assignments
Package Details
Tape and Reel Details
Part Marking Information
Ordering Information
www.DataSheet4U.com
AUIR2085S
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www.irf.com
© 2008 International Rectifier
2


Part Number AUIR2085S
Description Automotive Grade High Speed 100V Self Oscillating 50% Duty Cycle Half Bridge Driver
Maker International Rectifier
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