Part Details for BDX34B by onsemi
Results Overview of BDX34B by onsemi
- Distributor Offerings: (0 listings)
- Number of FFF Equivalents: (8 replacements)
- CAD Models: (Request Part)
- Number of Functional Equivalents: (10 options)
- 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.
BDX34B Information
BDX34B by onsemi 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.
Part Details for BDX34B
BDX34B CAD Models
BDX34B Part Data Attributes
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BDX34B
onsemi
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Datasheet
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BDX34B
onsemi
10 A, 80 V PNP Darlington Bipolar Power Transistor, TO-220-3, 50-TUBE
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| Pbfree Code | No | |
| Rohs Code | No | |
| Part Life Cycle Code | Obsolete | |
| Ihs Manufacturer | ONSEMI | |
| Part Package Code | TO-220-3 | |
| Package Description | TO-220, 3 PIN | |
| Pin Count | 3 | |
| Manufacturer Package Code | 221A | |
| Reach Compliance Code | not_compliant | |
| ECCN Code | EAR99 | |
| Samacsys Manufacturer | onsemi | |
| Additional Feature | LEADFORM OPTIONS ARE AVAILABLE | |
| Case Connection | COLLECTOR | |
| Collector Current-Max (IC) | 10 A | |
| Collector-Emitter Voltage-Max | 80 V | |
| Configuration | DARLINGTON WITH BUILT-IN DIODE | |
| DC Current Gain-Min (hFE) | 750 | |
| JEDEC-95 Code | TO-220AB | |
| JESD-30 Code | R-PSFM-T3 | |
| JESD-609 Code | e0 | |
| 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 | |
| Peak Reflow Temperature (Cel) | 235 | |
| Polarity/Channel Type | PNP | |
| Power Dissipation-Max (Abs) | 70 W | |
| Qualification Status | Not Qualified | |
| Surface Mount | NO | |
| Terminal Finish | TIN LEAD | |
| Terminal Form | THROUGH-HOLE | |
| Terminal Position | SINGLE | |
| Transistor Application | SWITCHING | |
| Transistor Element Material | SILICON | |
| Transition Frequency-Nom (fT) | 3 MHz |
Alternate Parts for BDX34B
This table gives cross-reference parts and alternative options found for BDX34B. 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 BDX34B, 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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| BDX34B-S | Bourns Inc | Check for Price | Power Bipolar Transistor, 10A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin, PLASTIC, TO-220, FM-3 | BDX34B vs BDX34B-S |
| BDX34B | Continental Device India Ltd | Check for Price | Power Bipolar Transistor, 10A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin, TO-220, 3 PIN | BDX34B vs BDX34B |
| BDX34B | Motorola Semiconductor Products | Check for Price | Power Bipolar Transistor, 10A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin | BDX34B vs BDX34B |
| BDX34B | Bourns Inc | Check for Price | Power Bipolar Transistor, 10A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin, PLASTIC, TO-220, FM-3 | BDX34B vs BDX34B |
| BDX34B | Mospec Semiconductor Corp | Check for Price | Power Bipolar Transistor, 10A I(C), PNP | BDX34B vs BDX34B |
| BDX34BG | onsemi | Check for Price | 10 A, 80 V PNP Darlington Bipolar Power Transistor, TO-220 3 LEAD STANDARD, 50-TUBE | BDX34B vs BDX34BG |
| BDX34B | STMicroelectronics | Check for Price | 10A, 80V, PNP, Si, POWER TRANSISTOR, TO-220AB, PLASTIC PACKAGE-3 | BDX34B vs BDX34B |
| BDX34B | Power Innovations International, Inc. | Check for Price | Power Bipolar Transistor, 10A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin, TO-220, 3 PIN | BDX34B vs BDX34B |
BDX34B Frequently Asked Questions (FAQ)
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The SOA is not explicitly stated in the datasheet, but it can be estimated based on the maximum voltage and current ratings. A safe operating area can be assumed to be within the boundaries of VCE = 40V, IC = 3A, and PC = 20W.
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To ensure stable operation, it's essential to use a proper PCB layout, minimize lead lengths, and add decoupling capacitors to reduce parasitic inductance. Additionally, consider using a snubber circuit to reduce voltage spikes and ringing.
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A heatsink with a thermal resistance of 10°C/W or lower is recommended. The heatsink should be designed to provide adequate airflow and have a surface finish that ensures good thermal contact with the transistor's tab.
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While the BDX34B is primarily designed for switching applications, it can be used in linear amplifier circuits. However, the transistor's linearity and gain may not be as good as those of transistors specifically designed for linear amplifiers.
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Handle the transistor by the body, avoid touching the leads, and use an ESD wrist strap or mat. Store the transistor in an anti-static bag or container, and ensure that the PCB and assembly process are ESD-safe.