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STMicroelectronics COMPONENT SOURCING

BD678

Q: Can you help confirm package, date code and technical documentation for BD678?

Where information is available, the sourcing team can help confirm package details, date-code requirements, datasheets and other technical documents before the order is finalized.

Q: What if BD678 is unavailable, allocated or obsolete?

You can request shortage or obsolete sourcing support and possible alternative parts. Any substitute should be reviewed and approved by your engineering team before use.

Q: Can JIEXIN Electronics source other parts together with BD678?

Yes. Submit a BOM or multi-part requirement so the sourcing team can review several component lines together, including shortage, obsolete and alternative-part requirements.

TRANS PNP DARL 60V 4A SOT-32-3

Stock Reference 3,834

Package TO-225AA, TO-126-3

Manufacturer STMicroelectronics

RFQ Available

Part Number: BD678

Manufacturer: STMicroelectronics

Category: Single Bipolar Transistors

Package: TO-225AA, TO-126-3

Datasheet: View BD678.pdf

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ENGINEERING & SOURCING REFERENCE

BD678 Technical Resources

Review specifications, sourcing questions and related component options.

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TECHNICAL DATA

Specifications

Product Attribute: Attribute Value

Part Number: BD678

Manufacturer: STMicroelectronics

Package: TO-225AA, TO-126-3

Series: -

Package/Case: TO-225AA, TO-126-3

Packaging: Tube

Product Status: Active

Transistor Type: PNP - Darlington

Current - Collector (Ic) (Max): 4 A

Voltage - Collector Emitter Breakdown (Max): 60 V

Vce Saturation (Max) @ Ib, Ic: 2.5V @ 30mA, 1.5A

Current - Collector Cutoff (Max): 500µA

DC Current Gain (hFE) (Min) @ Ic, Vce: 750 @ 1.5A, 3V

Power - Max: 40 W

Frequency - Transition: -

Operating Temperature: 150°C (TJ)

Grade: -

Qualification: -

Mounting Type: Through Hole

Supplier Device Package: SOT-32-3

BEFORE YOU SOURCE

Frequently Asked Questions

What information should I include when requesting a quote for BD678?

Include the required quantity, preferred date code or package condition if relevant, target delivery date, destination and any approved manufacturer or alternative-part requirements. More complete requirements help the sourcing team return a more accurate quotation.

Is the displayed stock for BD678 guaranteed?

The stock figure should be treated as a reference because component availability can change quickly. Current quantity, source and lead time are reconfirmed when your RFQ is reviewed.

Can you help confirm package, date code and technical documentation?

Yes. Where information is available from the manufacturer or sourcing channel, our team can help confirm package details, date-code requirements, datasheets and other technical documents before the order is finalized.

What if BD678 is unavailable, allocated or obsolete?

You can ask for alternative sourcing or possible cross-reference options. Any substitute should be reviewed and approved by your engineering team for electrical, mechanical and qualification requirements before use.

Can I request a small quantity for prototype or maintenance use?

Submit the quantity you need through the RFQ form. Availability and minimum order requirements vary by source, so the sales team will confirm what can be supplied for the requested quantity.

Can JIEXIN Electronics source other parts together with BD678?

Yes. You can submit a BOM or multi-part requirement so the team can review several component lines together, including shortage, EOL and alternative-part sourcing needs.

When are final stock, lead time and quotation terms confirmed?

They are confirmed after the sourcing team reviews your requested quantity and requirements against the available supply channel. The formal quotation should be used as the final commercial reference.

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