Part Details for 2ST31A by STMicroelectronics
Results Overview of 2ST31A by STMicroelectronics
- Distributor Offerings: (4 listings)
- Number of FFF Equivalents: (0 replacements)
- Tariff Estimator: (Not Available)
- Number of Functional Equivalents: (0 options)
- CAD Models: (Available)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
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2ST31A Information
2ST31A by STMicroelectronics is a Power Bipolar Transistor.
Power 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.
Price & Stock for 2ST31A
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
45AC8086
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Newark | Transistor, Npn, 60V, 3A, To-220Ab, |Stmicroelectronics 2ST31A RoHS: Compliant Min Qty: 1 Package Multiple: 1 Date Code: 0 Container: Bulk | 1428 |
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$0.4410 / $1.4800 | Buy Now |
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DISTI #
497-11083-5-ND
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DigiKey | TRANS NPN 60V 3A TO-220 Min Qty: 1 Container: Tube |
441 Tube |
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$0.3655 / $1.5700 | Buy Now |
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DISTI #
511-2ST31A
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Mouser Electronics | Bipolar Transistors - BJT Low voltage NPN Power Transistor RoHS: Compliant | 57 |
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$0.3650 / $1.5700 | Buy Now |
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Future Electronics | 2ST31A Series 60 V 3 A Flange Mount NPN Power Transistor - TO-220-3 RoHS: Compliant pbFree: Yes Min Qty: 3000 Package Multiple: 50 Lead time: 20 Weeks Container: Tube | 0Tube |
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$0.3550 / $0.3850 | Buy Now |
2ST31A CAD Models
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2ST31A Part Data Attributes
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2ST31A
STMicroelectronics
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Datasheet
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2ST31A
STMicroelectronics
Power Bipolar Transistor, 3A I(C), 60V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin
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| Rohs Code | Yes | |
| Part Life Cycle Code | Active | |
| Package Description | To-220, 3 Pin | |
| ECCN Code | EAR99 | |
| Factory Lead Time | 14 Weeks | |
| Case Connection | Collector | |
| Collector Current-Max (IC) | 3 A | |
| Collector-Emitter Voltage-Max | 60 V | |
| Configuration | Single | |
| DC Current Gain-Min (hFE) | 25 | |
| JEDEC-95 Code | TO-220AB | |
| JESD-30 Code | R-PSFM-T3 | |
| JESD-609 Code | e3 | |
| Number of Elements | 1 | |
| Number of Terminals | 3 | |
| Operating Temperature-Max | 150 °C | |
| Package Body Material | Plastic/Epoxy | |
| Package Shape | Rectangular | |
| Package Style | Flange Mount | |
| Polarity/Channel Type | Npn | |
| Power Dissipation-Max (Abs) | 40 W | |
| Surface Mount | No | |
| Terminal Finish | Matte Tin (Sn) - Annealed | |
| Terminal Form | Through-Hole | |
| Terminal Position | Single | |
| Transistor Application | Switching | |
| Transistor Element Material | Silicon |
2ST31A Frequently Asked Questions (FAQ)
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The recommended operating voltage range for the 2ST31A is 4.5V to 5.5V, although it can tolerate a range of 3.5V to 6V for short periods.
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The 2ST31A has a thermal pad on the bottom of the package, which should be connected to a copper plane on the PCB to dissipate heat. Additionally, ensure good airflow and consider using a heat sink if the device will be operating at high temperatures or high currents.
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The maximum current rating for the 2ST31A is 3A per channel, but this can be limited by the PCB design, thermal management, and other factors. Always check the device's thermal performance and PCB design to ensure safe operation.
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Use external protection components such as TVS diodes, zener diodes, or voltage regulators to protect the 2ST31A from overvoltage conditions. For overcurrent protection, consider using fuses, PTC resistors, or current-limiting resistors in series with the device.
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Keep the PCB traces short and wide to minimize inductance and resistance. Use a solid ground plane and a separate power plane to reduce noise and improve stability. Avoid routing high-frequency signals near the device's power pins.