Part Details for BUX21 by STMicroelectronics
Results Overview of BUX21 by STMicroelectronics
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (3 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Request Part)
- Part Data Attributes: (Available)
- Reference Designs: (Not Available)
Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.
BUX21 Information
BUX21 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.
US Tariff Estimator: BUX21 by STMicroelectronics
Calculations from this tool are estimations only for imports into the United States. Please refer to the distributor or manufacturer and reference official US government sources and authorities to verify any final purchase costs.
Part Details for BUX21
BUX21 Part Data Attributes
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BUX21
STMicroelectronics
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Datasheet
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BUX21
STMicroelectronics
Power Bipolar Transistor, 40A I(C), 200V V(BR)CEO, 1-Element, NPN, Silicon, TO-3, Metal, 2 Pin
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| Part Life Cycle Code | Obsolete | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.29.00.95 | |
| Case Connection | Collector | |
| Collector Current-Max (IC) | 40 A | |
| Collector-Emitter Voltage-Max | 200 V | |
| Configuration | Single | |
| DC Current Gain-Min (hFE) | 10 | |
| JEDEC-95 Code | TO-3 | |
| JESD-30 Code | O-MBFM-P2 | |
| JESD-609 Code | e0 | |
| Number of Elements | 1 | |
| Number of Terminals | 2 | |
| Operating Temperature-Max | 200 °C | |
| Package Body Material | Metal | |
| Package Shape | Round | |
| Package Style | Flange Mount | |
| Polarity/Channel Type | Npn | |
| Power Dissipation Ambient-Max | 350 W | |
| Power Dissipation-Max (Abs) | 250 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | No | |
| Terminal Finish | Tin Lead | |
| Terminal Form | Pin/Peg | |
| Terminal Position | Bottom | |
| Transistor Application | Switching | |
| Transistor Element Material | Silicon | |
| Transition Frequency-Nom (fT) | 8 Mhz | |
| Turn-off Time-Max (toff) | 2200 Ns | |
| Turn-on Time-Max (ton) | 1200 Ns | |
| VCEsat-Max | 1.5 V |
Alternate Parts for BUX21
This table gives cross-reference parts and alternative options found for BUX21. 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 BUX21, 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 |
|---|---|---|---|---|
| BUV21.MODR1 | TT Electronics Power and Hybrid / Semelab Limited | Check for Price | Power Bipolar Transistor, 40A I(C), 200V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AE, Metal, 2 Pin | BUX21 vs BUV21.MODR1 |
| BUX21 | Crimson Semiconductor Inc | Check for Price | Power Bipolar Transistor, 40A I(C), 200V V(BR)CEO, 1-Element, NPN, Silicon, TO-3, Metal, 2 Pin | BUX21 vs BUX21 |
| BUV21 | TT Electronics Resistors | Check for Price | Power Bipolar Transistor, 40A I(C), 200V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AE, Metal, 2 Pin | BUX21 vs BUV21 |