BOM Risk Notes
Confirm lifecycle status, required quantity, destination country, and acceptable alternates before locking the order.
Semiconductors
2N2222A
NPN silicon general-purpose amplifier and switching transistor, 40V, 800mA, TO-92 package.
Applications and Features
Primary Features
- Package: TO-92
- Packaging: N/A
- RoHS: Compliant
Typical Applications
- Signal conditioning and precision analog front ends
- Semiconductors related design scenarios
Product Overview
The 2N2222A is an NPN silicon planar epitaxial transistor designed for general-purpose switching and amplification applications. Available in the classic TO-92 through-hole package. Key Features: - Collector-emitter voltage: 40V - Collector current: 800mA continuous - DC current gain (hFE): 100–300 at 150mA - Package: TO-92 through-hole - Transition frequency: 300 MHz - Low saturation voltage - Popular in switching, signal amplification, and logic interfacing circuits
Procurement Notes
Use this page as a sourcing reference. Final availability, MOQ, lead time, and compliance assumptions should be confirmed through RFQ before ordering this part.
Substitute Selection Notes
When the original MPN is constrained, compare package, ratings, tolerance, temperature range, and compliance status before approving an alternate.
Typical Use Cases
Suitable for BOM review, maintenance sourcing, prototype replenishment, production-gap purchasing, and alternative-part screening.
Full Parameter Table
| Attributes | Value |
|---|---|
| Package / Case | TO-92 |
| Operating Temperature | -55 to +150 °C |
| Ft Mhz | 300 |
| Hfe Max | 300 |
| Hfe Min | 100 |
| Ic Ma | 800 |
| Vce Sat V | 0.6 |
| Vceo V | 40 |