Watch: TI's Analog eLAB and X2Y® for RFI Susceptibility
PCB Mounting Techniques for X2Y® Filter Capacitors
These documents explain how to optimize filter performance by minimizing inductance when mounting X2Y® components on a PC board:
- Best Mounting Practices for X2Y® Capacitors in Circuit (5 pages, 633 Kb)
- Get the Most from X2Y® Capacitors with Proper Attachment Techniques (8 pages, 631 Kb)
EMI Filter Design Methods and Examples
These papers demonstrate filter design techniques and show real-world performance examples using X2Y® capacitors for EMI filtering:
- X2Y® Capacitor Plus Diode Kick-start (Blog)
- X2Y® Capacitors Versus Common Mode Filters (81 pages, 7MB)
- X2Y® for Noise Decoupling (8 pages, 481MB)
- Texas Instruments Analog eLab - X2Y for GSM Cell Phone Immunity
- Texas Instruments Analog elab Video: Improve Instrumentation Amplifier Performance Using X2Y Capacitors
- GSM RFI Suppression with X2Y® EMI Filters
- Improve Instrument Amplifier Performance with X2Y Optimized Input Filter
- A Designer’s Guide to Instrumentation Amplifiers, 3rd Edition, (130 pages, 3.75MB)
- Interference Suppression Using a Balanced MLCC, (4 pages, 1.11MB)
- RF Filtering for Audio Amplifier Circuits (5 pages, 189 Kb)
- Precision Analog Designs Demand Good PCB Layouts
- Addressing EMI in Patient-Connected Electronics (5 pages, 113 Kb)
- Ferrite Bead Removal (6 pages, 654 Kb)
- DC-To-DC Converters using X2Y® Technology (5 pages, 238 Kb)
- EMC Guideline for Synchronous Buck Converter Design (6 pages, 489 Kb)
- Intersil Documents with X2Y®
- X2Y® EMI Filter Devices for Appliances (6 pages, 1553Kb)
X2Y® Spice Model/Simulation OPtions
These links and papers are sources of SPICE models for X2Y® components and design tools that incorporate an X2Y® component library within the tool for circuit design analysis.
Component Model
The links below lead to downloadable zip files of the X2Y® HSPICE models for PC and UNIX and iSPICE models for PC from our various manufacturers. An equivalent circuit file for the models is also provided.
- X2Y® Equivalent Circuit for Models (zip, 67Kb)
- X2Y® HSPICE Component Library for PC (zip, 7Kb)
- X2Y® HSPICE Component Library for UNIX (2 pages, 28Kb)
- X2Y® iSPICE Component Library for PC (3 pages, 9Kb)
Component Model
Cadence Allegro® PCB PI OPTION, Release 15.7, Cadence® Allegro® PCB SI provides an integrated high-speed design and analysis environment for engineers creating complex digital PCB systems. Allegro® PCB PI option provides power integrity design and analysis at all frequency ranges of interest.
- X2Y® Components Library for Cadence Allegro® PCB PI option (Johanson Components) (zip, 4Kb)
- X2Y® Components Library for Cadence Allegro® PCB PI option (Yageo Components) (zip, 4Kb)
- Measurement Overview for X2Y® Component Library (3 pages, 224Kb)
- Installation Manual (2 pages, 28Kb)
DESIGN TOOL
PI Advisor™, an optional tool for ANSYS SIWAVE™, is a full-wave electromagnetic field solver that automatically optimizes power distribution systems. ANSYS SIWAVE™ now provides a library of low-inductance X2Y® capacitors for simulation analysis in product designs
- ANSYS SIWAVE™ brochure
DESIGN TOOL
Altera’s Power Distribution Network (PDN) Design Tool is a graphical tool used with Altera® FPGAs to optimize the board-level PDN. The tool incorporates a library of low-inductance X2Y® capacitors and an “X2Y_Mount” tab to optimize mounting inductance. Altera’s AN 574 appnote describes PDN design methodology in detail.
- Power Delivery Network (PDN) Tool (zip file contains excel tool)
- Power Delivery Network (PDN) Tool User Guide.