Lisa's Column

How to make amplifier at home Easy

by Lily Zhang

How to make amplifier at home Easy

To make a simple amplifier at home easily, here are the basic steps: You'll need some components like transistors (such as BC547 or 2N3904), resis...
Posted in Components Sourcing, Diy Project

7 common IC packaging forms

by Lily Zhang

7 common IC packaging forms

Integrated Circuit (IC) packaging is crucial for protecting the chip, facilitating its integration onto PCBs, and ensuring reliable electrical conn...
Posted in Components Sourcing

THIN AND THICK FILM RESISTORS

by Sales pcb hero

THIN AND THICK FILM RESISTORS

Thin Film Resistors and Thick Film Resistors are two common types of resistors used in electronic circuits. Let's explore the differences between t...
Posted in Components Sourcing

How Big is the DC Bias Effect in Ceramic Caps?

by Sales pcb hero

How Big is the DC Bias Effect in Ceramic Caps?

The DC bias effect in ceramic capacitors refers to the phenomenon in which the capacitance of the ceramic capacitor varies with the DC voltage (bia...
Posted in Components Sourcing, DC

Best Material Options for Custom Electrical Connectors

by Sales pcb hero

Best Material Options for Custom Electrical Connectors

When considering custom electrical connectors, the choice of material is critical for achieving optimal performance, durability, and reliability. H...
Posted in Components Sourcing

How to Find Alternative Electronic Components or Parts

by Sales pcb hero

How to Find Alternative Electronic Components or Parts

Finding alternative electronic components or parts is a skill that can save projects in times of parts shortages, discontinuations, or when searchi...
Posted in Components Sourcing

Drive IC for Micro Stepper Motors

by Sales pcb hero

Drive IC for Micro Stepper Motors

When selecting a drive IC for micro stepper motors, it’s important to consider factors such as the motor specifications, desired performance, and s...
Posted in Components Sourcing

How Do QFN Packages Compare to Other Surface Mount ICs?

by Sales pcb hero

How Do QFN Packages Compare to Other Surface Mount ICs?

When comparing QFN (Quad Flat No-leads) packages to other surface mount ICs (integrated circuits), there are several key attributes and considerati...
Posted in Components Sourcing, IC, QFN

Common Diode Failure Modes in Circuits

by Sales pcb hero

Common Diode Failure Modes in Circuits

Diodes are crucial components in electronic circuits, known for their ability to allow current to flow in one direction while blocking it in the op...
Posted in Components Sourcing, Diode

What Determines Reverse Recovery Time in MOSFETs

by Sales pcb hero

What Determines Reverse Recovery Time in MOSFETs

The reverse recovery time in MOSFETs (Metal-Oxide-Semiconductor Field-Effect Transistors) is a characteristic that mainly applies to the body diode...
Posted in Components Sourcing, mosfet

What is the Difference Between an Analog and a Digital Antenna?

by Sales pcb hero

What is the Difference Between an Analog and a Digital Antenna?

An analog antenna and a digital antenna are not inherently different from each other in terms of their physical structure or design. However, the d...
Posted in Components Sourcing

PCB SMD Components: Types and How to Identify Them

by Sales pcb hero

PCB SMD Components: Types and How to Identify Them

Surface-mount device (SMD) components are widely used in electronic assemblies due to their compact size and ease of automated assembly. Here are s...
Posted in Components Sourcing