Part Details for 2N4031 by STMicroelectronics
Results Overview of 2N4031 by STMicroelectronics
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (4 replacements)
- Tariff Estimator: (Not Available)
- Number of Functional Equivalents: (10 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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Applications
Industrial Automation
Automotive
Motor control systems
2N4031 Information
2N4031 by STMicroelectronics is a Small Signal Bipolar Transistor.
Small Signal Bipolar Transistors are under the broader part category of Transistors.
A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.
Part Details for 2N4031
2N4031 CAD Models
2N4031 Part Data Attributes
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2N4031
STMicroelectronics
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Datasheet
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2N4031
STMicroelectronics
Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39
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| Part Life Cycle Code | Obsolete | |
| ECCN Code | EAR99 | |
| Additional Feature | Low Noise | |
| Collector Current-Max (IC) | 1 A | |
| Collector-Emitter Voltage-Max | 80 V | |
| Configuration | Single | |
| DC Current Gain-Min (hFE) | 10 | |
| JEDEC-95 Code | TO-39 | |
| JESD-30 Code | O-MBCY-W3 | |
| JESD-609 Code | e0 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature-Max | 175 °C | |
| Package Body Material | Metal | |
| Package Shape | Round | |
| Package Style | Cylindrical | |
| Polarity/Channel Type | Pnp | |
| Power Dissipation-Max (Abs) | 0.8 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | No | |
| Terminal Finish | Tin Lead | |
| Terminal Form | Wire | |
| Terminal Position | Bottom | |
| Transistor Application | Switching | |
| Transistor Element Material | Silicon | |
| Transition Frequency-Nom (fT) | 100 Mhz | |
| Turn-off Time-Max (toff) | 400 Ns | |
| Turn-on Time-Max (ton) | 100 Ns |
Alternate Parts for 2N4031
This table gives cross-reference parts and alternative options found for 2N4031. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of 2N4031, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.
| Part Number | Manufacturer | Composite Price | Description | Compare |
|---|---|---|---|---|
| 2N4031 | Fairchild Semiconductor Corporation | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39 | 2N4031 vs 2N4031 |
| 2N4031 | TT Electronics Power and Hybrid / Semelab Limited | Check for Price | 1000mA, 80V, PNP, Si, SMALL SIGNAL TRANSISTOR, TO-39, TO-39, 3 PIN | 2N4031 vs 2N4031 |
| 2N4031 | Continental Device India Ltd | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39 | 2N4031 vs 2N4031 |
| 2N4031 | Microsemi Corporation (now Microchip) | Check for Price | Small Signal Bipolar Transistor, 1A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-39 | 2N4031 vs 2N4031 |