Part Details for BUX98A by STMicroelectronics
Results Overview of BUX98A by STMicroelectronics
- Distributor Offerings: (2 listings)
- Number of FFF Equivalents: (4 replacements)
- Tariff Estimator: (Available) NEW
- Number of Functional Equivalents: (10 options)
- CAD Models: (Available)
- 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.
BUX98A Information
BUX98A 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 BUX98A
| Part # | Distributor | Description | Stock | Price | Buy | |
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DISTI #
89K0479
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Newark | Bipolar Transistor, Npn, 450V, Transistor Polarity:Npn, Collector Emitter Voltage Max:450V, Continuous Collector Current:30A, Power Dissipation:250W, Transistor Mounting:Through Hole, No. Of Pins:2Pins, Transition Frequency:-, Msl:- Rohs Compliant: Yes |Stmicroelectronics BUX98A RoHS: Compliant Min Qty: 11 Package Multiple: 1 Date Code: 0 Container: Bulk | 0 |
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Buy Now | |
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ComSIT USA | Power Bipolar Transistor, 30A I(C), 450V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AE, Metal, 2 Pin ECCN: EAR99 RoHS: Compliant |
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RFQ |
US Tariff Estimator: BUX98A 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 BUX98A
BUX98A CAD Models
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BUX98A Part Data Attributes
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BUX98A
STMicroelectronics
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Datasheet
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BUX98A
STMicroelectronics
30A, 450V, NPN, Si, POWER TRANSISTOR, TO-3, TO-3, 2 PIN
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| Pbfree Code | Yes | |
| Rohs Code | Yes | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | STMICROELECTRONICS | |
| Part Package Code | TO-204AA | |
| Package Description | TO-3, 2 PIN | |
| Pin Count | 2 | |
| Reach Compliance Code | Not Compliant | |
| ECCN Code | EAR99 | |
| HTS Code | 8541.29.00.95 | |
| Samacsys Manufacturer | STMicroelectronics | |
| Case Connection | COLLECTOR | |
| Collector Current-Max (IC) | 30 A | |
| Collector-Emitter Voltage-Max | 450 V | |
| Configuration | SINGLE | |
| JEDEC-95 Code | TO-3 | |
| JESD-30 Code | O-MBFM-P2 | |
| JESD-609 Code | e3 | |
| 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 | 250 W | |
| Power Dissipation-Max (Abs) | 250 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Terminal Finish | Matte Tin (Sn) | |
| Terminal Form | PIN/PEG | |
| Terminal Position | BOTTOM | |
| Transistor Application | SWITCHING | |
| Transistor Element Material | SILICON | |
| Turn-off Time-Max (toff) | 3800 ns | |
| Turn-on Time-Max (ton) | 1000 ns | |
| VCEsat-Max | 5 V |
Alternate Parts for BUX98A
This table gives cross-reference parts and alternative options found for BUX98A. 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 BUX98A, 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 |
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| BUS14AR1 | TT Electronics Power and Hybrid / Semelab Limited | Check for Price | 30A, 450V, NPN, Si, POWER TRANSISTOR, TO-204AE, HERMETIC SEALED, METAL, TO-3, 2 PIN | BUX98A vs BUS14AR1 |
| 2SC3058A | FUJITSU Semiconductor Limited | Check for Price | Power Bipolar Transistor, 30A I(C), 450V V(BR)CEO, 1-Element, NPN, Silicon, TO-3, Metal, 2 Pin | BUX98A vs 2SC3058A |
| BUX98A | TT Electronics Resistors | Check for Price | Power Bipolar Transistor, 30A I(C), 450V V(BR)CEO, 1-Element, NPN, Silicon, TO-3, Metal, 2 Pin, TO-3, 2 PIN | BUX98A vs BUX98A |
| BUX98AR1 | TT Electronics Resistors | Check for Price | Power Bipolar Transistor, 30A I(C), 450V V(BR)CEO, 1-Element, NPN, Silicon, TO-3, Metal, 2 Pin, TO-3, 2 PIN | BUX98A vs BUX98AR1 |
BUX98A Frequently Asked Questions (FAQ)
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The maximum SOA for the BUX98A is typically defined by the voltage and current ratings. The transistor can handle up to 100V and 10A, but the SOA curve should be consulted to ensure safe operation.
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To ensure linear operation, the BUX98A should be biased in the active region, typically between 2-5V on the base with respect to the emitter. The collector-emitter voltage should be around 1-2V, and the collector current should be limited to the recommended maximum.
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A heatsink with a thermal resistance of around 10-20°C/W is recommended for the BUX98A. The heatsink should be designed to keep the transistor's junction temperature below 150°C. A thermal interface material (TIM) with a thermal conductivity of around 1-5 W/m-K is also recommended.
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Yes, the BUX98A can be used in switching applications, but it's essential to ensure the transistor is properly driven and the switching frequency is within the recommended range (typically up to 100 kHz). The transistor's switching characteristics, such as rise and fall times, should be considered in the design.
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To protect the BUX98A from ESD, it's recommended to use anti-static packaging, handling, and storage procedures. Additionally, ESD protection devices, such as TVS diodes or ESD protection arrays, can be used to protect the transistor from ESD events.