Lisa's Column

What Should You Do if Your Circuit Board Is Failing?

by Sales pcb hero

What Should You Do if Your Circuit Board Is Failing?

Identifying and fixing a failing circuit board requires a systematic approach to diagnose the issue accurately and apply effective repairs. Here ar...
Posted in PCB design

Tips for Designing a Medical Device PCB

by Sales pcb hero

Tips for Designing a Medical Device PCB

Designing a medical device PCB requires meticulous attention to detail and adherence to stringent standards to ensure reliability, safety, and comp...
Posted in PCB fabrication

The Top PCB Assembly Defects and How to Fix Them

by Sales pcb hero

The Top PCB Assembly Defects and How to Fix Them

PCB assembly defects can significantly impact the functionality and reliability of electronic devices. Understanding these common defects and knowi...
Posted in pcba

Why Does a Ball Grid Array (BGA) Need Reballing?

by Sales pcb hero

Why Does a Ball Grid Array (BGA) Need Reballing?

Ball Grid Array (BGA) reballing is a process required for several key reasons related to the repair, upgrade, and maintenance of electronic compone...
Posted in BGA

4 Common BGA Rework Mistakes and How to Avoid Them

by Sales pcb hero

4 Common BGA Rework Mistakes and How to Avoid Them

BGA (Ball Grid Array) rework is a complex process that requires precise execution to ensure successful repair and functionality. Here are four comm...
Posted in BGA

3 Common BGA Rework Challenges

by Sales pcb hero

3 Common BGA Rework Challenges

Ball Grid Array (BGA) rework is a precise and complex process that presents several unique challenges. Addressing these challenges effectively is c...
Posted in BGA

7 PCB Prototype Inspection Tips

by Sales pcb hero

7 PCB Prototype Inspection Tips

Inspecting PCB prototypes thoroughly is crucial to ensure the reliability and performance of the final product. Here are seven essential tips to gu...
Posted in PCB fabrication

From Design to Electrical: A Detailed Guide to the PCB Manufacturing Process

by Sales pcb hero

From Design to Electrical: A Detailed Guide to the PCB Manufacturing Process

The process of manufacturing a Printed Circuit Board (PCB) is a multi-step comprehensive procedure that ensures precise and reliable electronic fun...
Posted in PCB fabrication

Everything You Need to Know About BGA Soldering

by Sales pcb hero

Everything You Need to Know About BGA Soldering

Ball Grid Array (BGA) reballing is a process required for several key reasons related to the repair, upgrade, and maintenance of electronic compone...
Posted in BGA

4 Simple transistor amplifier circuit

by Sales pcb hero

4 Simple transistor amplifier circuit

The four-transistor amplifier circuit is a classic example of a complementary push-pull amplifier that demonstrates the basics of audio amplificati...
Posted in circuit

Accurate 1 kHz Square Wave Crystal Oscillator Circuit

by Sales pcb hero

Accurate 1 kHz Square Wave Crystal Oscillator Circuit

An accurate 1 kHz square wave crystal oscillator circuit commonly employs a crystal and a frequency divider IC to achieve precise frequency generat...
Posted in circuit

What is the purpose of using a differential amplifier such as an op amp?

by Sales pcb hero

What is the purpose of using a differential amplifier such as an op amp?

The purpose of using a differential amplifier, such as an operational amplifier (op amp), is multifaceted but primarily revolves around its ability...
Posted in circuitdesign