Learn the Essentials of Circuit Design
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Engineer Column
- Part 2 Fifth-Generation -40 V/-60 V P-channel Power MOSFETs with Greatly Reduced On-Resistance
- Part 3 Super junction MOSFETs Achieve Low On-Resistance, Fast Switching with High 650 V Voltage Rating
- Part 4 Power Diodes Achieve Improved Heat Dissipation Performance, Compactness through Adoption of PMDE Package
- Part 5 The DFN2020WF Package, Developed for External MOSFETs for Automotive Primary Power Supply ICs
- Part 2 Summary of Semiconductors (2) Semiconductor Integrated Circuits (LSIs, ICs)
- Part 3 Summary of Semiconductors (3) Semiconductor Integrated Circuit (LSI, IC) Modules
- Part 4 Product Specifications (1) Product Specifications of Semiconductor Integrated Circuits
- Part 5 Product Specifications (2) ?How to Read Product Specifications
- Part 6 Product Specifications (3) Examples of General EMC Evaluation Indexes
- Part 7 Evaluation Circuits and Boards (1) Using Evaluation Boards
- Part 8 Evaluation Circuits and Boards (2) Handling of Ground Wires (GND)
- Part 9 Evaluation Circuits and Boards (3) Electromagnetic Interference (EMI) and Electromagnetic Susceptibility (EMS)
- Part 10 Websites (1) The Latest Information, Introduction of Major Products, Product Specs
- Part 11 Websites (2) Application Notes and Design Models
- Part 12 Websites (3) Design Support Tools
- Part 13 EMC Overview (1) What is Electromagnetic Compatibility?
- Part 14 EMC Overview (2) What is Electromagnetic Compatibility?
- Part 15 EMC Overview (3) What is Electromagnetic Compatibility?
- Part 16 EMC Calculation Methods and EMC Simulations (1): Overview of Calculation Methods
- Part 17 EMC Calculation Methods and EMC Simulations (2): Trial Calculation of Conducted Emissions (CE)
- Part 18 EMC Calculation Methods and EMC Simulations (3): Trial Calculation of Radiated Emissions (RE)
- Part 19 EMC Calculation Methods and EMC Simulations (4): Trial Calculation of Conducted Immunity (CI)
- Part 20 EMC Calculation Methods and EMC Simulations (5): Trial Calculation of Conducted Immunity (CI)
- Part 21 EMC Calculation Methods and EMC Simulations (6): Trial Calculation of Radiated Immunity (RI)
- Part 22 EMC Calculation Methods and EMC Simulations (7): Graphical User Interfaces (GUIs)
- Part 23 EMC Calculation Methods and EMC Simulations (8): Three-Dimensional (3D) Plots
- Part 24 EMC Calculation Methods and EMC Simulations (9): GNU Tools Used in Calculation Methods
- Part 1 Summary of Semiconductors (1) Transistors and Diodes
Motor Notes
- Features and Selective Use of Sensored and Sensorless Driving of Brushless Motors
- The Role of Brushless Motor Position Sensors and Notes on Their Placement
- Absolute Maximum Ratings of Motor Drivers
- Output Current of Motor Drivers in Actual Use
- Method of Calculating the Power Consumption of a Brushed Motor Driver: Part 1
- Method of Calculating the Power Consumption of a Brushed Motor Driver: Part 2
- Methods for Easily Driving Brushed DC Motors
- Motor Constant-Current Operation through PWM Driving
- Methods and Differences in Current Regeneration for PWM Driving of Brushed Motors
- Conditions for the Maximum Flow of Current in a Motor
- Power Consumption when Current is Regenerated in a Parasitic Diode of a Motor Driver Output Transistor
- Relations between Load Torque, Rotation Rate, and Motor Current of Brushed DC Motors
- PWM Driving of Motors: Relationship between PWM Period and Electrical Time Constant of the Motor
Ask Direct to Engineers
- In the evaluation of output ripples, ESL for output capacitor requires particular attention
- ESR of the Output Capacitor Exerts a Significant Impact on Output Fluctuation at Decreased Load
- Issues Relating to Mounting: Cracking
- Issues With Mounting －Audible Ringing－
- Summary
- Need to Know not Only Electrical Specs, But Also Their Characteristics Including Materials and Packaging Cases
- In Selecting an Input Capacitor, Focus on the Ripple Current, ESR, and ESL
