BUL810
Fast-switching NPN bipolar transistors suitable for high-voltage applicationsBUL810
Fast-switching NPN bipolar transistors suitable for high-voltage applications
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Manufacturer Part # : BUL810
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Package/Case: TO-247
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Brand: STMicroelectronics NV
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Product Categories : Single Bipolar Transistors
Quality Assurance
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We have successfully obtained various certification standards and have established our own professional testing laboratory. This ensures that every product we supply to our customers meets the highest quality standards. We adhere to strict testing protocols to maintain the consistency and accuracy of our products. To ensure that our products are original and genuine, we also collaborate with reputable third-party testing facilities to conduct rigorous quality testing. Our commitment to quality extends to meeting industry, legal, regulatory, and ISO 9001:2015 requirements.
Shipping & Payment
Shipping & Payment
About Shipping
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Service & Packaging
Service & Packaging
About After Sales Service
All Parts Extended Quality Guarantee
Initiate the application within 90 days from the shipment date.
Confirm the return or exchange with our staff.
Maintain the goods in their original condition as received.
Lastly, please note that the eligibility for return or exchange of goods is subject to an assessment of the actual condition of the returned items. We will evaluate the received goods before finalizing the return or exchange process. If you have any inquiries or require further assistance regarding returns or exchanges, please don't hesitate to contact us at [email protected]
About packaging
Regarding packaging, our products are carefully packed in anti-static bags to provide ESD anti-static protection. The outer packaging is durable with secure closure. We support various packaging methods such as Tape and Reel, Cut Tape, Tube, or Tray.

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BUL810 DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!
Interested Parts
BUL810 Description
The BUL810 is a high-power, high-current NPN bipolar power transistor from STMicroelectronics, designed for switching power supplies and general-purpose amplifiers. This device features low saturation voltage, high gain characteristics, and low equivalent on-resistance, making it suitable for various applications.
Features
- High Power, High Current: Designed for high-power and high-current applications
- Low Saturation Voltage: Offers low saturation voltage for efficient operation
- High Gain Characteristics: Provides high gain characteristics for amplification
- Low Equivalent On-Resistance: Features low equivalent on-resistance for reduced power consumption
Applications
The BUL810 is commonly used in various applications, including automotive lighting, general illumination, sports lighting, architectural lighting, emergency lighting, street lighting, industrial lighting, commercial lighting, residential lighting, and horticultural lighting.
Where to Use:
- Automotive lighting
- General illumination
- Sports lighting
- Architectural lighting
- Emergency lighting
- Street lighting
- Industrial lighting
- Commercial lighting
- Residential lighting
- Horticultural lighting
Manufacturer
The BUL810 is manufactured by STMicroelectronics, a global leader in semiconductor technology. It falls under the category of bipolar power transistors, which are designed to facilitate efficient and reliable amplification and switching operations.
Packages
The BUL810 comes in a TO-247-3 package, making it suitable for various applications where compactness and reliability are essential.

Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Pbfree Code | Yes | Rohs Code | Yes |
Part Life Cycle Code | Obsolete | Part Package Code | TO-218 |
Pin Count ! | 3 | Reach Compliance Code | not_compliant |
ECCN Code | EAR99 | HTS Code ! | 8541.29.00.95 |
Collector Current-Max (IC) | 15 A | Collector-Emitter Voltage-Max | 450 V |
Configuration | SINGLE | DC Current Gain-Min (hFE) | 10 |
JEDEC-95 Code | TO-218 | 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 Ambient-Max | 125 W | Power Dissipation-Max (Abs) | 125 W |
Qualification Status ! | Not Qualified | Surface Mount ! | NO |
Terminal Finish | Matte Tin (Sn) | Terminal Form ! | THROUGH-HOLE |
Terminal Position | SINGLE | Transistor Application | SWITCHING |
Transistor Element Material | SILICON | Turn-off Time-Max (toff) | 2410 ns |
VCEsat-Max | 5 V |
Datasheet PDF
Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.
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Price details
Prices listed do not include VAT.
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