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  1. Home
  2. /Products
  3. /Discrete Semiconductors
  4. /Transistors
  5. /ULN2074B
ULN2074B thumbnail 1
STMicroelectronics

ULN2074B

Category
Transistors
Manufacturer
STMicroelectronicsDetails
RoHS Status
Datasheet
Description
TRANS 4NPN DARL 50V 1.75A 16DIP.Bipolar (BJT) Transistor Array 4 NPN Darlington (Quad) 50V 1.75A 1W Through Hole 16-PowerDIP (20x7.10)
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Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status7980
QuantityULN2074B
Country

Get Tiered Pricing (Submit RFQ)

Specification
Documentation
TypeDescriptionTypeDescription
PackagingTubePart StatusObsolete
Manufacturer Lead Time99 WeeksCurrent - Collector (Ic) (Max)1.75A
Mounting TypeThrough HoleOperating Temperature-20°C ~ 85°C (TA)
Package / Case16-PowerDIP (0.300", 7.62mm)Power - Max1W
Supplier Device Package16-PowerDIP (20x7.10)Transistor Type4 NPN Darlington (Quad)
Vce Saturation (Max) @ Ib, Ic1.4V @ 2mA, 1.25AVoltage - Collector Emitter Breakdown (Max)50V
ExportControlClassNumberEAR99HtsusCode8541.29.0095
MoistureSensitivityLevel1 (Unlimited)ReachStatusREACH Unaffected
RoHS StatusRoHS Compliant
Certified Quality & Compliance
Purchase & Inquiry
Secure Packaging
Shipping & Availability
Payment

YG GROUP (YUGUANG INTERNATIONAL(HK)CO.,LTD) supports reliable sourcing through quality controls and compliance documentation. Please confirm product requirements, applicable certifications and supporting documents before ordering.

  • 1. Certification Scope: Quality certifications apply only to the entities, sites and activities listed in valid certificates. Management system certification does not certify each individual product.
  • 2. Product Authenticity: Products must match the agreed manufacturer, part number and condition. Supplier screening and authenticity checks help reduce counterfeit risk.
  • 3. Inspection & Testing: The inspection scope follows product risks and agreed requirements. Additional testing, laboratory arrangements, costs and lead times require written confirmation.
  • 4. Traceability & Documentation: Request conformity certificates, traceability records or test reports before ordering. Document availability, issuer and coverage must be confirmed for the offered goods.
  • 5. Environmental Compliance: RoHS and REACH information is based on applicable manufacturer documentation. Confirm the exact part, declaration date and relevant exemptions before ordering.
  • 6. Handling & Protection: Handling, storage and packaging follow applicable product requirements, including ESD and moisture protection where required. Special handling requirements must be agreed before ordering.
ERAI
ISO 9001
ESD Control

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Product FAQ
Purchasing FAQ

What type of component is ULN2074B, and what package does it use?

ULN2074B is an authentic electronic component manufactured by STMicroelectronics, categorized under Transistors. It is supplied in the standard manufacturer-specified package footprint, providing industry-standard mechanical dimensions and terminal configurations for board-level assembly. Full pinout configurations, physical footprint drawings, and rated operating tolerances are documented in the official ULN2074B datasheet above.

Why is dynamic quotation used instead of a fixed price for ULN2074B?

Electronic component spot-market pricing for ULN2074B fluctuates based on real-time global availability, production date codes, minimum order quantities (MOQ), and packaging formats (e.g., Reel, Tube, Tray). Using an RFQ ensures you receive accurate, real-time volume pricing tied to verified, traceable inventory rather than stale catalog estimates.

What is the delivery timeline after placing an order for ULN2074B?

Lead times for ULN2074B depend on whether stock is dispatched from our central hub or regional franchise partners. Ready-to-ship inventory typically leaves the warehouse within 1–3 business days following quality inspection, while factory-direct or back-ordered allocations are confirmed with an estimated ship date upon RFQ reply.

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