ALLPCB
What Is an NTC Thermistor: Principle and Uses
Overview of NTC thermistor applications: oxide semiconductor temperature sensor whose resistance drops with rising temperature, used for thermal monitoring and control.
Common Diode Uses in LDO Circuits
Summary of common diode applications in LDO circuits: reverse-connection protection, GND isolation, input-output clamping, and output drop/backfeed prevention.
How temperature-sensing NTC thermistors work
Technical overview of NTC thermistor characteristics, resistance–temperature behavior, sensitivity, size and range, applications and temperature measurement methods (bridge, MCU).
Understanding Bipolar Junction Transistors
Technical overview of bipolar junction transistor operation, structure, modes (cutoff, active, saturation), characteristic curves, and key parameters like current gain.
Why GaN Is Seen as the Next Major Semiconductor
Technical overview of GaN advantages, the challenges of producing P-type GaN, and implications for device design, thermal scaling, and alternatives (SiC).
Power MOSFET Forward and Reverse Conduction Circuits
Technical overview of power MOSFET equivalent circuits, steady-state Rds(on) behavior, turn-on/turn-off dynamics, and diode reverse-recovery switching characteristics.
SiC MOSFET vs Qorvo SiC FET: Key Differences
Compare SiC MOSFETs vs Qorvo's integrated common-source/gate SiC FETs - lower losses, faster switching, higher efficiency for EVs and power systems
Signal Integrity Basics for Digital Design
High-speed digital design guide: transmission lines, impedance, termination, crosstalk, losses, ground bounce and PCB techniques for signal integrity
Differentiating Op-Amp Noninverting and Inverting Inputs
Operational amplifier (op amp) overview: key characteristics, inputs, negative feedback, and practical tips for analog circuit design.
SiC Power Devices: Key Advantages and Technical Challenges
Technical summary of silicon carbide (SiC) power devices: wide bandgap advantages, thermal and voltage benefits, manufacturing challenges, EV and renewable energy applications.