The 2N3440 is an NPN bipolar transistor in a hermetic TO-39 metal package, designed for high-voltage switching and driver applications in inverters and regulators. It has a collector-emitter voltage rating of 250V and a continuous collector current of 1.0A. The device supports a maximum junction temperature of 200°C and dissipates 1.0W at 25°C ambient temperature, with a thermal resistance from junction to ambient of 175°C/W. Electrical characteristics include a collector-emitter saturation voltage of up to 0.5V at 50mA collector current, a transition frequency of up to 55MHz, and an hFE ranging from 40 to 160 at 20mA collector current. The leads are gold-plated as standard. The part meets no specified industry standards beyond its electrical and mechanical file specifications.
Trans GP BJT NPN 250V 1A 3-Pin TO-39 Product overview: 2N3440 from TT Electronics is a Bipolar Transistor for signal amplification, switching, driver stages, discrete power control, and general electronic circuit design. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include 250V, 1A. Search-friendly keywords include transistor, BJT, switching, amplification, 250V, 1A, Bipolar Transistor, Single Bipolar Transistors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 276-2N3440 can be used for catalog matching and distributor lookup.
| ERSAELECTRONICS PTE. LTD. | |
|---|---|
| Product Category | Bipolar RF Transistors |
| Product Number | 276-2N3440 |
| Product Name | 250V 1A Bipolar Transistor |
| IC(max) | 1000 milliamps |
