Electrical Information

: Types of IC Packages
2023/3/26
There are way too many different types of semiconductor (IC or transistor) packages. For example, SOP, QFN and BGA are some of the package names, but it is very difficult to understand which package represents which shape. Therefore, in this article, we have summarized the types and characteristics of each package in an easy-to-understand manner using diagrams. We hope you will find it helpful. List of IC Package Types The figure above shows the classification of packages. Packages can be broadly classified according to the following aspects. Now, we will explain each package in detail. Types of IC Packages for ...

: What is Transistor Outline (TO)?
2023/3/25
There are various types of semiconductor and IC packages, such as Transistor Outline (TO) and Small Outline Transistor (SOT). In addition, there are various types of Transistor Outline (TO). An example is shown below. In this article, we have tried to explain "Transistor Outline (TO) Definition" and "Types and Features of Transistor Outline (TO)" in an easy-to-understand manner using diagrams. We hope you will find it helpful. Transistor Outline (TO) Definition TO stands for "Transistor Outline". Transistor Outline (TO) is a package often used for transistors, but it is also used for ICs and diodes. There are various types of ...

: What is Small Outline Diode (SOD)?
2023/3/25
There are various types of semiconductor and IC packages, such as Small Outline Diode (SOD) and Small Outline Transistor (SOT). Regarding the "Small Outline Diode (SOD)", this article will explain the information below. Small Outline Diode (SOD) Definition SOD stands for "Small Outline Diode". SOD is the name of the package for surface mounting of diodes. There are various types of Small Outline Diode (SOD) such as "SOD-123", "SOD-323F", and "SOD-523" depending on the package size and lead shape. In addition, there are various names for the same package shape depending on the manufacturer. For example, SOD-523 is called "EMD2" ...

: What is Small Outline Transistor (SOT)?
2023/3/25
There are various types of semiconductor and IC packages, such as Small Outline Transistor (SOT) and Small Outline Diode (SOD). Regarding the "Small Outline Transistor (SOT)", this article will explain the information below. Small Outline Transistor (SOT) Definition SOT stands for "Small Outline Transistor". Since Small Outline Transistor (SOT) is a surface mount package developed for transistors, there are many 3-pin SOT. Currently, Small Outline Transistor (SOT) is used not only for transistors but also for other semiconductors (e.g., diodes) and ICs. SOT package names differ depending on the pin pitch as shown in the figure above. SOT-23 with a ...

: What is Land Grid Array (LGA)?
2023/3/26
There are various types of semiconductor and IC packages, such as Land Grid Array (LGA) and Ball Grid Array (BGA). Regarding the "Land Grid Array (LGA)", this article will explain the information below. Land Grid Array (LGA) Definition LGA stands for "Land Grid Array". Land Grid Array (LGA) is a package in which the lands are arranged in a grid pattern on the bottom of the package. Land Grid Array (LGA) is suitable for high-speed and high-frequency operation because of its small terminal parasitic inductance. Unlike Ball Grid Array (BGA), Land Grid Array (LGA) can be mounted using sockets. There ...

: What is Pin Grid Array (PGA)?
2023/3/26
There are various types of semiconductor and IC packages, such as Pin Grid Array (PGA) and Ball Grid Array (BGA). Regarding the "BGA (Ball Grid Array)", this article will explain the information below. Pin Grid Array (PGA) Definition PGA stands for "Pin Grid Array". Pin Grid Array (PGA) is a package in which the pins are arranged in a grid pattern on the bottom of the package. Pin Grid Array (PGA) pin pitch is typically 2.54mm (100 mils). Pin Grid Arrays (PGA) may have more than 400 pins. The "package material" is changed by adding an English letter in front ...

: What is Ball Grid Array (BGA)?
2023/3/26
There are various types of semiconductor and IC packages, such as Ball Grid Array (BGA) and Pin Grid Array (PGA). Regarding the "Ball Grid Array (BGA)", this article will explain the information below. Ball Grid Array (BGA) Definition BGA stands for "Ball Grid Array". Ball Grid Array (BGA) is a package in which the solder balls are arranged in a grid pattern on the bottom of the package. There are various pin pitches such as 1.27mm, 1.0mm, 0.8mm, 0.75mm, 0.65mm, 0.5mm,and 0.4mm. The "package mounting height", "pin pitch", etc. change depending on the English letter in front of the BGA. ...

: What is Quad Flat J-leaded package (QFJ)?
2023/3/26
There are various types of semiconductor and IC packages, such as Quad Flat J-leaded package (QFJ) and Small Outline J-leaded package (SOJ). Regarding the "Quad Flat J-leaded package (QFJ)", this article will explain the information below. Quad Flat J-leaded package (QFJ) Definition QFJ stands for "Quad Flat J-leaded package". Quad Flat J-leaded package (QFJ) is a J-leaded package with leads coming out of four sides of the package. Compared to Quad Flat Package (QFP), which has a gull wing (L-shaped) lead shape, Quad Flat J-leaded package (QFJ), which has a J-shaped lead shape, has the advantage of less lead deformation. ...

: What is Quad Flat Non-leaded package (QFN)?
2023/3/26
There are various types of semiconductor and IC packages, such as Quad Flat Non-leaded package (QFN) and Small Outline Package (SOP). Regarding the "Quad Flat Non-leaded package (QFN)", this article will explain the information below. Quad Flat Non-leaded package (QFN) Definition QFN stands for "Quad Flat Non-leaded package". Quad Flat Non-leaded package (QFN) is a package that has no leads but instead has electrode pads as connection terminals. The electrode pads protrude from four sides of the package. Since Quad Flat Non-leaded package (QFN) has no leads, the package can be made almost the same size as the chip size. ...

: What is Quad Flat Package (QFP)?
2023/3/26
There are various types of semiconductor and IC packages, such as Quad Flat Package (QFP) and Small Outline Package (SOP). Regarding the "Quad Flat Package (QFP)", this article will explain the information below. Quad Flat Package (QFP) Definition QFP stands for "Quad Flat Package". Quad Flat Package (QFP) is a gull wing (L-shaped) package with leads coming out of four sides of the package. There are various pin pitches such as 1.0mm, 0.8mm, 0.65mm, 0.5mm, 0.4mm, and 0.3mm. Note that as the pin pitch becomes narrower, the lead pins bend more easily. The number after QFP indicates the number of ...