BD647
Darlington Transistors 62.5W NPN Silicon





Brands: Bourns
Mfr.Part #: BD647
Datasheet: BD647 Datasheet (PDF)
Package/Case: TO-220-3
RoHS Status:
Stock Condition: 6,488 pcs, New Original
Product Type: Single Bipolar Transistors
Warranty: 1 Year Ovaga Warranty - Find Out More
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In Stock 6,488 PCS
BD647 General Description
DARLINGTON TRANSISTOR, NPN, 80V, TO-220; Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:80V; DC Collector Current:8A; Power Dissipation Pd:62.5W; Transistor Mounting:Through Hole; No. of Pins:3Pins; Product Range:- RoHS Compliant: Yes
Specifications
Parameter | Value | Parameter | Value |
---|---|---|---|
Manufacturer: | Bourns | Configuration: | Single |
Transistor Polarity: | NPN | Collector- Emitter Voltage VCEO Max: | 80 V |
Emitter- Base Voltage VEBO: | 5 V | Collector- Base Voltage VCBO: | 100 V |
Maximum DC Collector Current: | 8 A | Maximum Collector Cut-off Current: | 200 uA |
Mounting Style: | Through Hole | Minimum Operating Temperature: | - 65 C |
Maximum Operating Temperature: | + 150 C | Brand: | Bourns |
DC Collector/Base Gain hfe Min: | 750 | Height: | 9.3 mm |
Length: | 10.4 mm | Factory Pack Quantity: | 50 |
Width: | 4.7 mm |
Shipping
Shipping Type | Ship Fee | Lead Time | |
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DHL | $20.00-$40.00 (0.50 KG) | 2-5 days |
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Fedex | $20.00-$40.00 (0.50 KG) | 2-5 days |
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UPS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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TNT | $20.00-$40.00 (0.50 KG) | 2-5 days |
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EMS | $20.00-$40.00 (0.50 KG) | 2-5 days |
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REGISTERED AIR MAIL | $20.00-$40.00 (0.50 KG) | 2-5 days |
Processing Time:Shipping fee depend on different zone and country.
Payment
Terms of payment | Hand Fee | |
---|---|---|
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Wire Transfer | charge US$30.00 banking fee. |
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Paypal | charge 4.5% service fee. |
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Credit Card | charge 3.5% service fee. |
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Western Union | charge US.00 banking fee. |
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Money Gram | charge US$0.00 banking fee. |
Guarantees
1.The electronic components you purchase include 365 Days Warranty, We guarantee product quality.
2.If some of the items you received aren't of perfect quality, we would resiponsibly arrange your refund or replacement. But the items must remain their orginal condition.
Packing
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Step1 :Product Inventory
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Step2 :Pressure Relief Packaging
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Step3 :Anti Static Packaging
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Step4 :Protective Packaging
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Step5 :Sealed Packaging
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Step6 :Preparation for shipment
We will inspect and count all goods before shipping to ensure that all products are intact and in accurate quantity, and will fully package them to ensure that they will not be damaged during transportation.
Q: How can I order the BD647?
A: To place an order for the BD647, select the "Add to Cart" button associated with the product listing on our website. Once selected, you can finalize your purchase by proceeding to the checkout page, where you can enter your payment and shipping information.
Q: What is the warranty period for the BD647?
A: We offer a 1-year warranty on the BD647. This warranty covers any defects in materials and artistry under normal use. During the warranty period, if the product is found to be defective, it will be repaired or replaced at no charge. For further details, please refer to our warranty policy.
Q: How does Ovaga ensure the authenticity of BD647 from Bourns?
A: Ovaga has a dedicated business development team that rigorously tests and verifies the credentials of original Bourns manufacturers and authorized agents. All Bourns suppliers must pass a qualification review before they can list their BD647 products on our platform. We emphasize sourcing from reliable channels and maintaining high product quality standards, ensuring you can make your purchase with confidence.
Q: How can I find detailed information about the BD647 chips, such as application notes, factory information, and images?
A: You can utilize Ovaga's intelligent search engine, filter by the Ethernet PHY Products category, or visit the Bourns information page to find comprehensive details about the BD647.
Q: Are the price and stock information for BD647 on Ovaga's platform accurate?
A: Inventory levels for Bourns products can fluctuate and may not be updated in real time. The information is refreshed periodically within 24 hours. To confirm stock availability and final pricing, you must confirm your order with an Ovaga salesperson or customer service representative before proceeding with payment.
Q: Can I place orders offline with Ovaga?
A: Yes, offline orders are accepted. You can navigate to the "My Orders" section and enter transaction management to place your order. Reviewing the "Order Details" and proceeding to place the order is straightforward. Additionally, you may benefit from coupons or selected gifts when ordering online.
Q: What payment methods are accepted by Ovaga?
A: Ovaga accepts various payment methods, including Wire Transfer, PayPal, Credit Cards, Western Union, and Money Gram.
Q: How is shipping arranged, and how can I track my package?
A: Customers can choose from industry-leading freight companies such as DHL, FedEx, UPS, TNT, EMS, and Registered Air Mail. Once your order is processed for shipment, you will receive an email with the shipping status and tracking number. Note that tracking information may take up to 24 hours to be displayed by carriers. Typically, express delivery takes 2-5 days.
Q: What is the return or replacement process for BD647?
A: Ovaga conducts Pre-Shipment Inspections (PSI) on all orders to ensure quality before shipment. Suppose there are issues such as quantity discrepancies, incorrect items, or visible defects (e.g., breakage or rust), and they are acknowledged by us. In that case, returns or replacements will be accepted under the following conditions:
- ●The defect must be reported within 365 days after delivery.
- ●The product must be unused and in its original, unopened packaging.
- ●Requesting Return Authorizations must be obtained.
For the return process:
- ●Please inform us within 365 days of receiving the product.
- ●Obtain Return Authorization from our team.
- ●Please refer to our After-Sale Matters for more detailed instructions.
Q: How can I contact Ovaga for support, including obtaining datasheets or pin diagrams for the BD647?
A: For any after-sales support or technical inquiries, including requests for datasheets or pin diagrams, please get in touch with us via email at [email protected].
Q: What can you tell me about Ovaga's quality assurance practices?
A: Ovaga is committed to maintaining the highest standards of quality. We are certified under ISO14001, ISO 9001, IATF16949, ISO13485, and DUNS standards by the Quality Systems Registrar. This certification signifies that our operational systems meet stringent international standards in quality management. Our compliance is regularly reviewed and tested to ensure ongoing adherence to these standards, affirming our commitment to quality and continuous improvement.
Q: What do the ISO, IATF, and DUNS certifications mean for customers of Ovaga?
A: Our ISO, IATF, and DUNS certifications assure customers that Ovaga operates systems that are both accurate and comprehensive, meeting the rigorous requirements of the ISO, IATF, and DUNS standards. This certification underscores our long-term commitment to continuous improvement across our operations. As a note to our customers, while we strive for accuracy in product data on our website, we recommend referring to the manufacturer's datasheet or catalog for confirmed product specifications before placing an order. If you identify any discrepancies, please get in touch with us immediately.
Part points
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The BD647 is a high voltage, high speed NPN transistor commonly used in audio amplifier and power supply applications. It can handle up to 4A of current and is designed for use in switching and linear applications where high power and efficiency are required.
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Equivalent
The equivalent products of BD647 chip include 2N6128, 2SC993, 2SD352, BSR76 and BD243B. These are all power transistors with similar specifications and applications to the BD647 chip. -
Features
BD647 is a PNP epitaxial silicon transistor with a high voltage and current capacity. It has a collector-emitter voltage of -80V and a collector current of -4A. This transistor is designed for audio amplifier applications and is suitable for high power and high voltage circuits. -
Pinout
The BD647 is a 4-pin NPN epitaxial silicon transistor used for general purpose amplification and switching applications. It has a collector current rating of 4A and a collector-base voltage of 120V. The pin configuration is as follows: pin 1 (emitter), pin 2 (base), pin 3 (collector), pin 4 (collector). -
Manufacturer
BD647 is manufactured by Fairchild Semiconductor, a company that specializes in the design and manufacturing of semiconductor products for various industries including automotive, consumer electronics, industrial applications, and telecommunications. Fairchild Semiconductor has a long-standing reputation for producing high-quality and reliable semiconductor solutions for a wide range of applications. -
Application Field
BD647 is commonly used in power supply applications, motor control, and general purpose switching circuits. It is a high voltage and high current transistor with high gain and low saturation voltage, making it suitable for a wide range of applications requiring high power handling capabilities. -
Package
The BD647 is a TO-220 package type which is a through-hole package form. The size of the chip is 10.92mm x 5.33mm x 18.27mm.
Assembly Advice
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