The 2N2222 is a common NPN bipolar junction transistor (BJT) used for general purpose low-power amplifying or switching applications. It is designed for low to medium current, low power, medium voltage, and can operate at moderately high speeds. It was originally made in the TO-18 metal can as shown in the picture.

Order today, ships today. 2N2222 – Bipolar (BJT) Transistor NPN 30 V 800 mA 500 mW Through Hole TO-18 from onsemi. Pricing and Availability on millions of electronic components from Digi-Key Electronics.

to−92 (to−226) case 29−11 issue am date 09 mar 2007 styles on page 2 notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch.

The 2N2222 is a type of bipolar junction transistor (BJT) that is commonly used as a small-signal NPN transistor. It was one of the first transistors that were widely used, and it is still used today in a wide range of applications.

6 days ago · 2N2222 STMicroelectronics Bipolar Transistors - BJT NPN General Purpose datasheet, inventory, & pricing.

Dec 17, 2020 · Learn how to use the 2N2222 NPN transistor as a switch. In this post we’ll go over how to use the 2N2222 transistor to switch a bright LED Flash on and off. We will first switch the 2N2222 using a push button, and then will transition to test with an Arduino.

Aug 21, 2024 · 2N2222 is an NPN – BJT (Bipolar Junction Transistor) which means that in between the two N-doped layers, there is a single P-doped layer embedded with it. 2N2222 is a current-controlled transistor. Thus, a low current at the base terminal can be used to drive a high current between two other terminals.

Dec 3, 2024 · The 2N2222 BJT is an iconic jellybean transistor. Since 1962, the original TO-18 and PN2222 TO-92 variants have formed the cornerstone of countless American projects. Let’s explore this versatile and popular transistor family with all its modern surface mount variants.

Dec 30, 2020 · This article explains the main specifications, pinouts and application related information regarding the transistor NPN BJT 2N2222, 2N2222A, and also its complimentary PNP pair 2N2907 BJT

Jan 30, 2025 · The 2N2222 transistor, a widely-used NPN Bipolar Junction Transistor (BJT), is a staple for engineers and hobbyists alike. Renowned for its reliability and functionality, it is ideal for applications involving switching and signal amplification .