Reliability check of IC design

Circuit reliability, that is, circuit robustness against electrical failure, has increasingly become the focus of IC designers. Many of these problems have ...

See More

Design of non-flashing LED lamp drive scheme

The traditional halogen cup lamp uses electronic transformer and AC input, so the current LED lamp products on the market can directly replace the tradition...

See More

Power grounding standard

general provisions The power supply and grounding of intelligent system equipment shall be safe and reliable, economical and reasonable, and technologically...

See More

Summary of Mosfet driver circuit

When using MOS tubes to design switching power supply or motor drive circuits, most people will consider the MOS on-resistance, maximum voltage, maximum cur...

See More

Design of intelligent power switching power supply chip

Switching power supply is one of the focuses of the power supply market in recent years. Its biggest advantage is to reduce the volume and weight of the tran...

See More

About LED electrostatic protection

In recent years, the production technology of LED display screen is becoming mature in China, and the application field is becoming widespread and popular. ...

See More

Thermal integrity of IC packaging and PCB design

If you are now building a professionally designed circuit experimental board, you have completed all the simulation work required before layout, and checke...

See More

How to make LED bulb dimmable

Over the years, manufacturers have continuously introduced LED lamps to the market, with the ultimate goal of replacing incandescent lamps and compact fluor...

See More

Low power is the key to the Internet of Things

introduction The proliferation of wireless sensors supporting the Internet of Things (IoT) has increased the demand for small, compact and efficient power c...

See More

2.1 Key points of speaker design

After actually listening to many speakers, it was found that the biggest factor affecting the sound quality of speakers is "resonance tone", which makes the...

See More

Questions and Answers in the Design of Switching Power Supply

How to select appropriate components and parameters for switching power supply circuit? Many engineers who have not used the design of switching power suppl...

See More

Three Ways for MCU to Solve Common Design Challenges of Traction Inverter for 80...

Electric vehicle (EV) traction inverter is electric vehicle. It converts the DC of high-voltage battery into multi-phase (usually three-phase) AC to drive t...

See More

The difference and connection between inductance and magnetic bead

The magnetic bead has a high resistivity and permeability, which is equivalent to the resistance and inductance in series, but the resistance and inductance val...

See More

What is the difference between DSP and MCU

1) The speed of DSP is faster than MCU, and the main frequency is higher. 2) DSP is suitable for data processing, and the instruction efficiency of data...

See More

Easy wearable and IoT audio with plug-and-play Class D amplifier

Power-consuming displays are not the most effective medium for interfacing with battery-powered portable, wearable and Internet of Things devices. Therefore...

See More

Texas Instruments boost converter and audio amplifier, power lever speaker with ...

The trolley speaker is usually a wireless speaker with a trolley and wheels, as shown in Figure 1. Because it is convenient to drag, easy to move, and can p...

See More

Three ways for MCU to solve the common design challenges of 800V electric vehicl...

Electric vehicle (EV) traction inverter is electric vehicle. It converts the DC of high-voltage battery into multi-phase (usually three-phase) AC to drive t...

See More

Ripple Reduction Technology for Stable Power Conversion

Key points of this article: • Ripple is noise on the power supply. • To provide a stable power supply, it is necessary to reduce the ripple of the out...

See More

The difference between triode and Mosfet tube

"Bipolar tube is a current control device (large collector current is controlled by small base current), and MOS tube is a voltage control device (source dr...

See More

Application of EMC Technology in Switching Power Supply

1 Generation and transmission of electromagnetic interference There are two ways to transmit electromagnetic interference: one is conductive transmissio...

See More