Exhibit 99.3 Header of all slides [Logo] Microsemi more than solutions - enabling possibilities AEA| 11/7/2001 | http://www.microsemi.com Slide 1 Microsemi Military Markets Managing Power & Temperature Manuel Lynch, Vice President of Business Development Slide 2 MSCC Mil/Aerospace Leader . Recent acquisitions of NES and CDI round out product offering . Broad product portfolio now being used to increase dollar content per system . End customers focusing back on high reliability vs commercial products - Field failures causing customers to re-analyze approach to military/aerospace systems Military Products RF/Optoelectronics Microsemi Alpha Industries M/A Comm Semicoa Solid State Devises --------- ---------------- --------- ------- ------------------- High Freq Switches x x x Power PINs x x x x RF Bipolar Power x RF Bipolar Mobile x Photodetectors x x Power Management Microsemi IRF/Omnitrel Linear Tech Semtech Sensitron Solid State Devises --------- ------------ ----------- ------- --------- ------------------- CCFL Controllers x x Class D Audio x LDOs/Regulators x x x x DC:DC Converters x x x PWMs x x x x Ruggedized Modules x x x TEC Controllers x x TVS Microsemi Semtech Sensitron Solid State Devices --------- ------- --------- ------------------- Surge Protection x x x x Lightning Protection x x EMI Suppression x Zener Regulation x x x Discrete Microsemi Fairchild (Military) IRF/Omnitrel Semicoa Sensitron Solid State Devices --------- -------------------- ------------ ------- --------- ------------------- Power Rectifiers x MOSFET x x x x x SiC Schottkys x Signal Diodes x x Power Schottkys x x x x Transistors x x x x Slide 3 Market dynamics, Military . September 11/th/ is changing Military outlook . Budgets increasing, long term programs being awarded - F-22 - Joint Strike Fighter . Market Growth - Military market grows 10-12% annually (5 yr CAGR or 10yr) - Systems using higher electronic content -- Fly by wire - reduces weight, increases agility, increase electronic content -- Smart Targeting/Avionics/IFF - sophisticated war machine, increased electronic content . MSCC outpacing market growth - Increased market share, higher dollar content, acquisitions - Expect that CAGR will be 12-15% over 10 year period Slide 4 . Market dynamics, Satellites . Market Changing Quickly - Cycle time in satellite build going from 36 months to 12 months - New applications (terrain mapping, satellite banking communication, ICBM laser tracking) - Launch vehicles galore - more satellites per launch (translates to innovative product solutions to allow for tight packing) - Insurance risk - customers returning to JANS qualified products - Promise of large satellite constellations (Teledesic) . Market share - Microsemi is the market leader greater than 80% market share . MSCC outpacing market growth - Increased market share through acquisitions - Higher dollar content (smarter products, reduce launch weight, increase content) - Market CAGR 10-12% -- Expect that MSCC CAGR will be 15-18% over next 10 years Slide 5 Market dynamics, CommAircraft . Small part of MSCC overall revenues (less than 3.6%) . Long term projections see growth as flat . MSCC outpacing market growth - Increasing market share, higher dollar content . MSCC outpacing market growth - Increased market share through acquisitions - Higher dollar content (multimedia products, internet in the sky, lightning protection, fly-by-wire) - Market CAGR flat for next 10 years -- Expect that MSCC CAGR will be 2-5% over next 10 years Slide 6 What sets us apart? . Military Systems - MSCC more than 30 year high reliability track-record -- Market entry for new player is nearly impossible -- Established relationship with DSCC/US Govt - Product diversity limits competition -- MSCC is #1 electronic component supplier to Lockheed, Boeing, Raytheon, BAE - Patented CoolPack technology advances legacy military systems (light weight, rugged, increases chip life) - Qualified Military Products (QML Listing) -- System for reducing military design cycle times, pre-approved products . Satellites - Over 3000 JANS (Joint Army, Navy, Space) qualified products - Innovative Battery bypass systems reduces launch weight by up to $1mil - Innovative Solar Panel Diodes allow tighter packing of satellites (foldable solar panels) . Commercial Aircraft - Product diversity limits competition -- MSCC is #1 electronic component supplier to Boeing, Honeywell, Rockwell, AirBus Slide 7 Typical Fighter Content $300 - 500K per plane Power Conversion - - Generators (SCRs, MOSFETs, IGBTs, Linear ICs) - - Inverters (3 Phase Rectifier Bridges) Wing Electronics - - Lightning Protection (TVS Modules) - - Actuation (3 Phase Power Modules) - - Missile Launch (SCRs) Power Distribution - - Power Supplies (FETs, Schottkys, Rectifiers) - - Logic Control Protection (TVS, Zeners) Motor Control - - Wings (3 Phase Power Modules, PWM) - - Canopy (3 Phase Power Modules, PWM) - - Landing Gear (Rectifiers/MOSFETs, Drivers) Cockpit Electronics - - IFF (RF Transistors/PIN Diodes) - - CRT (HV Diodes) - - Backlit Displays (Power Modules) - - Seat Ejection (SCRs) - - Air Flow Control (Power Modules) - - Fire Control (SCRs, Transistors) Radar/Communications - Transmitters (HV Diodes, Varactors, PAs) - - Antennas (PIN Diodes) - - Amplifiers (RF Transistors) [picture of Hermetic Power Modules] [picture of ThinKey patented packages] [picture of fighter jet] Slide 8 Military Aircraft [picture of military helicopter] Power Conversion - - Generators (SCRs, MOSFETs, IGBTs Modules) - - Inverters (3 Phase Rectifier Bridges) Cockpit Electronics - - IFF (RF Transistors/PIN Diodes, HV Modules) - - CRT (HV Diodes) - - Backlit Displays (Power Modules) - - Air Flow Control (Power Modules) - - Fire Control (SCRs, Transistors) Targeting/Fire Control - - Laser Target/Range Finders (HV) - - Squib Fire Circuits (SCRs) Radar/Communications - - Transmitters (HV Diodes) - - Antennas (PIN Diodes) - - Amplifiers (RF Transistors) - - Laser Target/Range Finders [McDonnell Douglas Logo] Slide 9 Spacecraft Opportunities Payload - - All space products Solar Panels - - BDA Diode - - 1N5811 BUSS - - Power Modules (FETS, Schottkys, Rectifiers) Batteries - - Charge/Discharge Circuits (FET Modules) - - Protection (Schottkys) [McDonnell Douglas Logo] [picture of space station] Slide 10 Space Craft Power Distribution [Schematic] S/A Drive Motor/controls, Solar Array, BDA, Battery Charge, Regulators FETS/Diodes, Battery, TO258, Battery Charger/Discharger, Solar Array Shunt, Rectifier Mosfets, BUS, Loads, Motor Controls Gyro, 3o Bridge Mosfets Module, Transmit Receiver, (TWT) or (Solid State Phased Array), Power Conditioning Unit, Mosfets, Diodes, TVS, Zeners, Schottky, Bi-polar Up to $500K/Satellite Slide 11 Battery Bypass Solutions LEO Power configurations [graphic of Figure 1. Direct energy transfer power system] [graphic of Figure 2.NiH2 battery life vs. temperature and depth of discharge] [graphic of Figure 3. NiH2 battery using individual pressure vessel cells] [graphic of Figure 4. NiH2 battery using single pressure vessel] [picture of discrete electronic components] [picture of Patented Battery Bypass Modules] Calendar GEO Cells Estimated Estimated Forecast Year Satellite (x 60) Usage % Usage $1200/ea - -------------------------------------------------------------------------------- 2002 120 7200 70 5040 6,048,000 2003 180 10800 70 7560 9,072,000 Program Leo Satellite (x40) Est % Estimated Usage $600/ea Teledesic 288 11520 100 11520 6,912,000 Slide 12 Solar Panel Diodes Key Customers . Spectrolab . Tecstar . Lockheed . Toshiba . TRW . DASA . Sun Power (Industrial) BDA Diode. 18 mils high! [picture of solar panel] [picture of diodes] Slide 13 Launch Vehicles [picture of rocket and launch vehicle] Communications/Navigation - - Transmitters (HV Diodes) - - Amplifiers (RF Transistors) - - Ring Laser Gyro (HV Diodes, MOSFETs) Motor Control - - Deployment Motor Control(SCR or FETs) - - Thrust Vector Actuation (FETs, SCRs, Transistors) Power Distribution - - Power Supplies (FETs, Schottkys, Rectifiers) - - Logic Control Protection (TVS, Zeners) - - Thermal Battery (Charge/Discharge - Schottkys, FETs, Rectifiers, Modules) Stage Firing - - Squib Fire Circuits (MOSFETs, SCRs) Slide 14 New Launch Vehicles . Sea Launches (Oil Rigs) . Pioneer Space Plane . Eclipse Astroliner . Kelly Space . Rail Gun Launch . Key to note that there are several new technologies emerging with a myriad of Microsemi opportunities. [graphic of aircraft and KST Eclipse Astroliner] Slide 15 Missiles/Torpedos . Thermal Power Conversion . Power Distribution . Receivers/Transmitters . Steering/Control -Flap Sections . Fire Control (from source) . Ring Laser Gyro/Guidance . Cameras . Fuse [picture of military helicopter] [picture of torpedo] Slide 16 Missiles [graphic of missile] Steering - - Flaps (MOSFETs) - - Power rectification (Single Phase Rectifier Bridge) Missile Deployment - - Fire Control (SCRs, Transistors) Gyro/Navigation - - Pitch/Roll Control (MOSFETs) - - ASIC protection (Zeners/TVS) Bomb Fuse - - (SCRs, Transistors) - - Active Seeker/Radar (High Voltage Diodes) - - Laser (Low Voltage, High Power) Seeker/Transmitter - - Active Seeker/Radar (High Voltage Diodes) - - Laser (Low voltage, High Power) Slide 17 Creating Function Blocks [picture of electronic components] . Axial and Melf . Power Limitations . Max is 6 Amps [picture of components] . DO-4/DO-5 . Heavy . Mismatched materials [picture of Hermetic Power Modules] . TO-3/TO-254 . Heavy . Mismatched Materials [picture of discrete components] . X and G Body . 50-100 Amps! . Low Thermal Resistance [picture of Thinkey] . ThinKey(TM) . Schottky Surface Mount . 30, 100 Amp versions . Low Thermal Resistance [picture of CoopPack] . CoolPack . MOSFETs and IGBTs . Light . Low Thermal Resistance Slide 18 Hermetic Power SubSystems [picture of Hermetic Power components [picture] [picture] [picture] [picture] [picture] Sundstrand Generator Modules TRW Satellite Modules Mitsubishi space modules Boeing TWTA modules