Efficiency Through Technology IXDN 0045 Rev A

Efficiency Through Technology IXDN 0045 Rev A

COMPANY OVERVIEW Industry Leader in Power Semiconductors Improving Power Conversion Efficiency NASDAQ: IXYS • $304 million annual revenue business in FY 08 • Multi-disciplined technology: MOS, Bipolar, SOI, DCB, IGBTs, ICs; 150+ patents • Founded in 1983 in Silicon Valley, with headquarters in Santa Clara County, CA • Eight divisions spanning the globe, with more than 1000 employees • More than 2000 customers across diverse sectors ranging from telecommunications, transportation, industrial, medical, consumer and renewable energy companies • Broad product portfolio sold in North America, Europe and Asia through direct sales, independent representatives and distributors

GLOBAL FOOTPRINT IXYS R&D, Manufacturing, Sales & Distribution Principal External Foundry (Samsung, Korea) SERVING CUSTOMERS WORLDWIDE Products cover entire power spectrum Focused direct sales force Broad sales representative and distributor relationships

MAJOR LOCATIONS - Headquarters IXYS Headquarters Milpitas, CA Relocated from Santa Clara January 2008 • • Corporate Headquarters IXYS Power High volume automated test (2200 ft² test floor) Wafer sort (over 2000 ft²) QA and Failure Analysis Support FET and IGBT Design Applications Engineering

MAJOR LOCATIONS - Gmb. H IXYS European Headquarters Lampertheim, Germany 50 Km South of Frankfurt 140 K ft² Facility with: 20 K ft² Assembly Area 28 K ft² Wafer Fabrication 7 K ft² Clean Room 32 K ft² Stockroom • • Engineering, Manufacturing, Sales, Marketing, Finance & Management 500+ Employees 5“/6“ Bipolar Wafer Fab / Clean Room Facilities Semiconductor R&D focused on Diodes, SCRs and IGBTs Module assembly High Speed Automated Test Iso. Plus Package Manufacturing & Development

MAJOR LOCATIONS – Clare Beverly CLARE DIVISIONAL HQ Beverly, Massachusetts 20 miles Northeast of Boston • Division Offices • Sales and Marketing • Applications Engineering • Design Center • Wafer FAB • Test Center • Proto Assembly • Failure Analysis • • • 91 K Sq. Feet Cadence Design Tools High-Voltage BCDMOS Process 14 K Sq. Ft. Wafer Fab Class 10 and 0. 8 u Capable 5 & 6 inch wafer size Bonded Wafer SOI Capability Probe and Final Test ISO 9001 Certified

MAJOR LOCATIONS – Clare Aliso Viejo, California 27 K ft². facility w/clean room ISO 9001: 2000 Certified Mixed Signal Integrated Circuit Design & Application Support Center In-House • Wafer Probing • Final Test • Inspection • Sawing and Picking • Burn-In Out-Sourced • Wafer Fab • Production Packaging • Failure Analysis

MAJOR LOCATIONS – IXYS Colorado Fort Collins, Colorado Home of: IXYS RF DEI IXOLAR Integrated System Design & Application Support Center • 8000 ft² facility • System Design • Evaluation and Application Support • Research & Development • Test & Characterization • Outsourced Manufacturing & Low Level Testing

Alternative Energy

MAJOR IXYS PRODUCT GROUPS IXYS POWER • Discrete IGBTs (Insulated Gate Bipolar Transistor) • Discrete MOSFETs (Metal Oxide Semiconductor Field Effect Transistors) • Discrete Diodes & Rectifiers • Power Modules IXOLAR • Solar Cells • Solar “Bits” • Solar “Bulbs” CLARE • Solid State Relays • Optocouplers • Telephone Line Interface Integrated Circuits • High Voltage Gate Drivers IXYS RF / DEI • RF Power MOSFETs & Drivers • DEI Instruments

IXYS POWER: Discrete IGBTs IGBT = Insulated Gate Bipolar Transistor • Wide Voltage Range: 600 V to 4000 V • Wide Current Capability: 3. 5 A to 200 A • Fast - up to 200 KHz switching frequency TECHNOLOGIES: • Trench, • POLAR • Bi. MOSFET. • NPT, and SCSOA type parts. • XPT (soft punch thru for motor control) new APPLICATIONS: • Medical: Defibrillator • Industrial: Motor Drive, Lighting, Inverters, SMPS • Consumer: White Goods • Mil & Aero: Apache Helicopter

IXYS POWER: Discrete IGBTs (page 2) IXYS Advantages: • IXYS Pioneered IGBT Technology • POLAR technology – • thin die, • lower Collector-Emitter saturation voltage - Vce(sat) • lower Rth. JC, etc… • ISOPlus Packaging – • Electrically Isolated • Superior Thermal Performance • Wider range of products and packages than competition

IXYS POWER: Discrete MOSFETs MOSFET = Metal Oxide Semiconductor Field Effect Transistor • Wide voltage range: 55 V to 1200 V • Wide current capability: 0. 1 A to 350 A • On resistance (Rds) as low as 1. 9 m. Ohm • Rise time (Trr) as low as 80 n. S TECHNOLOGIES: • Trench • POLAR HT • POLAR HV • Hi. Per. FET • Depletion mode • Linear • Cool. MOS. APPLICATIONS: • Medical: MRI power supply • Automotive: Electric/Hybrid Vehicles, Golf Carts • Industrial: Inductive heating, SMPS • Consumer: Audio, Solar Inverters • Mil & Aero: Hummer voltage regulator

IXYS POWER: Discrete MOSFETs (page 2) IXYS Advantages: • POLAR technology – Thinner Die providing: • Lower on Resistance • Lower Capacitive Load • Lower Thermal Mass (better heat dissipation) • Higher Reliability/More Rugged • ISOPlus Packaging: • Electrically Isolated • Superior Thermal Performance • Wider Range of Specifications, Packages & Products

IXYS POWER: Discrete Diodes & Rectifiers High Frequency Gallium Arsenide (Ga. As) & Silicon Carbide (Si. C) • Wide Voltage Range: 180 V to 600 V • Wide Current Capability: 3 A to 23 A • Low Capacitance – Cj as low as 9 p. F Schottky & Schottky Gen 2, FRED, Hi. Per. FRED, SONIC-FRED • Wide Voltage Range: to 1800 V • Wide Current Capability: to 120 A Rectifier Diodes (standard & avalanche) • Wide Voltage Range: to 1800 V • Wide Current Capability: to 160 A APPLICATIONS: Medical: MRI, Ultrasound Industrial: Solar Panels Consumer: Uninterruptible Power Supplies (UPS) Mil & Aero. Field Power Inverters

IXYS POWER: Diodes & Rectifiers (page 2) IXYS Advantages: • Multiple technologies – • single source for widest range of product • ISOPlus Packaging • Electrically Isolated • Superior Thermal Performance • Wider range of packaging

IXYS POWER: Modules MODULE defined as Multiple Power Discretes Assembled and Interconnected in a Single Package Module Components may include: • IGBT • MOSFET • Rectifier • Thyristor • Passives (Resistors, Capacitors) Many common configurations are available. APPLICATIONS: • Medical: Defibrillators • Industrial: Soft start motor control • Consumer: White Goods • Mil & Aero. Bradley Fighting Vehicle

IXYS POWER: Modules (page 2) IXYS Advantages: • DCB (Direct Copper Bond) Ceramic Substrates • Electrically isolated • Excellent thermal properties • Interconnect etched on internal surface • ISOPlus Packaging • Includes ISODIL (dual in line) • example 55 V, 120 A Six-Pack Trench MOSFET • I 4 and I 5 Single in Line ISOPlus Packages: • Up to 5 leads and multiple components • All the advantages of ISOPlus. Wider range of functionality available

IXYS Advantages in Power Conversion Gen. X 3 TM 300 V C 3 -Class IGBTs • Remarkably fast switching performance (hard switching capabilities up to 150 Khz) • Offers designers a lower cost alternative to power MOSFETs. *Comparable performance to MOSFET equivalent • Low saturation voltage, low switching & conduction losses due to PT (Punch-Through) structure • Square RBSOA => allowing device to safely operate in a snubberless hard switching application • Offered in co-packed versions, further improving switching capabilities Trench. PTM P-Channel MOSFETs • Lowest Rdson for P-Channel MOSFETs in the 50 V to 150 V range in the market! • Meets and exceeds market demands for low loss, highly rugged PMOS in 50 V to 150 V voltage arena • Low gate charge & intrinsic gate resistance provides for an extremely efficient and reliable device • Cost effective solution to high side switching applications 50 V to 150 V. Enables designers to reduce component count thereby improving drive circuit simplicity and over-all component cost structure • Rugged design thanks to an extended FBSOA and excellent avalanche capabilities Trench. PTM P-Channel MOSFET Comparison

IXYS Advantages in Power Conversion (cont. ) Polar. PTM P-Channel MOSFETs • Cost effective solution to ‘high side’ switching applications from 100 to 600 V • *Currently no P-Channel MOSFET in the market above 200 V to compete • Reduction in component count, promoting cost savings and circuit simplification for designers • Low Rdson and Gate Charge characterization • Rugged design => dynamic d. V/dt and avalanche rated Trench / Trench. T 2 TM Power MOSFETs • Ultra-low Rdson • Fast switching performance • Low package inductance • Junction operating temp of 175°C • UIS rated Hiper. FREDTM & Sonic-FRD Diodes • High performance fast recovery diode • Low loss and soft recovery • Very short recovery times • Improved thermal behavior • Low Irm values • Avalanche voltage rated Trench. T 2 TM Power MOSFET Comparison

IXOLAR™ Product Portfolio Solar Cell Bondable Dies Solar Cell Bondable Wafers Solar Bit Products Solar Bulb Products (Clare)

IXolar High Efficiency Solar Cells IXYS Solar Products are Single Crystal Float Zone Silicon resulting in: • Higher Efficiency Over Thin Film, Amorphous or Polycrystalline Cells • Typically 20% more efficient for same surface area • Conversion of a Wider Frequency Range of Light • Provides usability under most lighting conditions • Indoors and outdoors • Incandescent, fluorescent, etc. • Consistent Performance Over Time • No degradation of power output • No loss of frequency response • Extended Industrial Temperature Range • Higher Reliability / Longer Life

CLARE: Solid State Relays • Up to 5000 V Optically Isolated Form A, Form B Combination, and Multiple Relays in One Package - AC & DC switching • POWER Solid State Relays available up to 1000 V blocking, 32 A, and 2500 V isolation • APPLICATIONS – Telecom: Switching, – Medical: Instrumentation – Industrial: Automated Test Equipment – Consumer: White Goods, Security, Utility Meters – Military and Aerospace: HVAC Control

CLARE: Solid State Relays (page 2) Clare Competitive Advantages: • Versus EMRs: – – – – SSRs offer no susceptibility to electromagnetic fields No “click” No contact bounce No spark Smaller footprint Higher reliability Lower power • Broadest range of SSRs among all suppliers • Domestic fabrication. • ISOPlus Packaging – Self Isolated, large thermal surface area, lower overall junction to case temperature rating • Excellent applications support and Aggressive pricing!

CLARE: Optocouplers • Low Cost Single and Dual Optocouplers for signal switching • Linear Optocouplers and Isolation Amplifiers (analog couplers) • Error Amplifiers Linear Optocoupler APPLICATIONS • • • Telecom: Modems Medical: Electrocardiogram (ECG) Industrial: Isolated Controls, Power Supplies Consumer: Security, Set Top Box Military and Aerospace: Vehicles

CLARE: Optocouplers (page 2) Clare Competitive Advantages: • • High isolation voltages Broad range of products Applications support with specific Telecom expertise Aggressive pricing Medical ECG application with LOC 110 Isolation Amplifier

CLARE: Telephone Line Interface IC’s Lite. Link IIITM Silicon DAA for CPE (Customer Premises Equipment) – Single chip telephone line interface for use in modems, handsets, set-top boxes, etc. – Integrated optical isolation LCAS Line Card Access Switch for CO (Central Office) – Five versions offering from 4 to 10 integrated switches – Two package styles (SOIC, or Micro Leadframe Package – MLP) x. DSL Termination ICs – sealing/wetting current sources and terminations for CPE and CO applications – Two package styles (SOIC, or MLP) Tone Signaling Products – Call Progress, MF Trunk Signaling, etc. APPLICATIONS: – Any product that touches an analog telephone line

CLARE: Line Interface IC’s (page 2) Clare Competitive Advantages: • Lite. Link Eval Board & “golden” optimized layout • Highest level of telecom applications expertise • Lite. Link offers: – – Optical Isolation Extreme Noise Immunity Highly Integrated into Single Package Few External Active Devices Required • 10’s of Millions Lite. Link & LCAS working in the field • Worldwide telephone line compatibility • Lowest priced solutions

Clare: Gate Driver ICs Ultra fast IGBT & MOSFET Gate Drivers Applications: • Medical • Industrial (Windmill control) • Consumer (high end audio ) • Mil & Aero Clare Advantages: • Higher drive current. • Smaller packaging • Wider range of product from a single source • Lower pricing

Clare: High Voltage Universal HB LED Drivers MXHV 9910 Description Features Applications General Purpose LED Driver Inductive Buck DC/DC Converter 8 V-450 V Operation, Peak Current Control, Linear or PWM Brightness Control, On-chip Voltage Regulator Street Lighting, Traffic Signaling, Signage & Decorative Lighting, Flat Panel Display Lighting

Clare: Hall Effect Sensors MX 887 D/P Description Features Applications µPower Hall Effect Switch General Purpose Omni-Directional Hall Effect Switch Very Low Supply Current Required 2. 5 to 3. 5 V Battery Operation Small Size Manufacturability with magnet pole independence Battery Powered Hand Held Devices (cell phone, PDAs) Reed Switch Replacement Security Systems

IXYS Colorado: RF Products RF Power MOSFETs & Drivers • • Linear (to 550 W @175 MHz) & Switch Mode series (4 n. S Tr) – Z-MOS FETs MOSFET & Laser Diode Driver ICs Ga. As Schottky Diodes Switch Mode MOSFETs – up to 1800 W, up to 1000 V IXYS RF Competitive Advantages: • Broad range of RF products • Domestic fabrication • Awesome applications support • ISOPlus Packaging: Electrically Isolated with Superior Thermal Properties

IXYS Colorado: Instruments DEI Systems – Products: – High voltage pulse generators and modulators – Digital delay and low voltage pulse generators – Pulsed, Quasi-CW and CW laser diode drivers and pulsed current sources Applications: • High Power Semiconductor Testing • Laser Diodes (in Mfg & Applications) • Mass Spectroscopy • Acoustic Transducers • Dielectric/Insulation Test Instruments • Magnetron manufacturing • High Power Thyratron Drivers • RF Power Generation • High Frequency Power Conversion

SUMMARY • IXYS Makes You SUCCESSFUL! – Broad Range of Products – • IGBT, MOSFET, DIODE, ICs, MODULES. • TELECOM, OPTO, SSR, SOLAR, SPECIALTY – Broad Range of Technologies: • • • POLAR Gallium Arsinide (Ga. As) Silicon Carbide (Si. C) Silicon-on-Insulator (SOI) Epitaxial Optically Isolated products – PACKAGING LEADERSHIP – We fit into almost any product being designed • Telecom, Industrial, Automotive, Consumer, Medical, Mil & Aero – Our prices are competitive!

CONTACT US! www. ixys. com IXYS/Clare Area Sales Managers: • West: Scott Lodor (858) 792 -1101 s. lodor@ixys. net • Central: Neil Le. Jeune (724) 836 -8530 n. lejeune@ixys. net • East: Warren Hafner (508) 528 -6883 wgh@ixys. net

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