BD678A STMicroelectronics Transistor BJT PNP (Transistor Outline, Vertical) In Stock

BD678A, Darlington Transistor, PNP 4 A 60 V HFE:750, 3-Pin, SOT-32

OBSOLETETransistor BJT PNPVerified May 2026
Package / Visual Reference
BD678ATransistor Outline, Vertical
Quick Facts
Manufacturer
STMicroelectronics
Package
Transistor Outline, Vertical
Pin Count
3
Lifecycle
OBSOLETE
Category
Transistor BJT PNP
Price
From $0.3305(MOQ 1)
Temp Range
?°C to 150.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

Specifications

YTEOL0
Case ConnectionISOLATED
Collector Current-Max (IC)4A
Collector-Emitter Voltage-Max60V
ConfigurationDARLINGTON WITH BUILT-IN DIODE AND RESISTOR
DC Current Gain-Min (hFE)750
JEDEC-95 CodeTO-126
JESD-30 CodeR-PSFM-T3
JESD-609 Codee3
Number of Elements1
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleFLANGE MOUNT
Polarity/Channel TypePNP
Power Dissipation Ambient-Max40W
Power Dissipation-Max (Abs)40W
Qualification StatusNot Qualified
Surface MountNO
Terminal FinishMATTE TIN
Terminal FormTHROUGH-HOLE
Terminal PositionSINGLE
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
Transition Frequency-Nom (fT)10MHz
VCEsat-Max2.8V
PackageTransistor Outline, Vertical

Compliance & Regulatory

RoHS StatusCompliant
ECCNEAR99
HTS Code8541.29.00.95

Datasheet

BD678A Datasheet Download

Official datasheet from STMicroelectronics

Alternate & Equivalent Parts

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

What is the price of BD678A?

BD678A is priced from $0.3305 USD depending on quantity. Submit an RFQ on FindMyChip for the best current pricing from authorized China distributors.

Is BD678A in stock?

BD678A is currently available at FindMyChip. We maintain stock from authorized distributors and ship worldwide with typical 3-7 business day lead time.

Where can I buy BD678A?

You can buy BD678A from FindMyChip, a B2B electronic component platform sourcing from China distributors. We offer competitive pricing and low MOQ for BD678A from STMicroelectronics.

What is the datasheet for BD678A?

The official BD678A datasheet from STMicroelectronics contains full specifications including pin configuration, electrical characteristics, and application notes. Download it directly from the datasheet section above.

What package does BD678A come in?

BD678A is available in Transistor Outline, Vertical packaging. See the package diagram and pinout above for detailed dimensional information.

Related Guides

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Competitive Pricing
Factory-direct from China distributors, low MOQ
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About STMicroelectronics

STMicroelectronics is a global semiconductor leader serving customers across the spectrum of electronics applications. ST's products are found in a wide range of applications including automotive, industrial, personal electronics, and communications.

AvailabilityIn Stock
Reference Price (USD)
From $0.3305
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$1.2180$1.22
1577+$0.4466$704.29
3360+$0.4263$1432.37
4000+$0.3305$1321.92
pcs
Unit price: $1.2180 · Total: $1.22

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

The anti-counterfeit verification gave us confidence we'd never had with other China suppliers.

RP
Rajesh Patel
Procurement Manager, VoltEdge Energy, India