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  1. Home
  2. /Products
  3. /Integrated Circuits - ICs
  4. /Interface ICs
  5. /LM78S40CN
LM78S40CN thumbnail 1
Texas Instruments

LM78S40CN

Category
Interface ICs
Manufacturer
Texas InstrumentsDetails
RoHS Status
Datasheet
—
Description
IC REG BUCK BST ADJ 1.5A 16PDIP.Buck, Boost Switching Regulator IC Positive or Negative Adjustable 1.25V 1 Output 1.5A (Switch) 16-DIP (0.300", 7.62mm)
Similar Products
—
Quality Control
Authentic & Traceable
Shipping (In-stock)
1-3 business days
Quote Response
Within 24 Hours
Stock Status4160
QuantityLM78S40CN
Country

Get Tiered Pricing (Submit RFQ)

Specification
TypeDescriptionTypeDescription
PackagingTubePart StatusObsolete
Manufacturer Lead Time6 WeeksCurrent - Output1.5A (Switch)
Frequency - Switching100Hz ~ 100kHzFunctionStep-Up, Step-Down
Mounting TypeThrough HoleNumber of Outputs1
Operating Temperature0°C ~ 70°C (TA)Output ConfigurationPositive or Negative
Output TypeAdjustablePackage / Case16-DIP (0.300", 7.62mm)
Supplier Device Package16-PDIPSynchronous RectifierNo
TopologyBuck, BoostVoltage - Input (Max)40V
Voltage - Input (Min)2.5VVoltage - Output (Max)40V (Switch)
Voltage - Output (Min/Fixed)1.25VExportControlClassNumberEAR99
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 LM78S40CN, and what package does it use?

LM78S40CN is an authentic electronic component manufactured by Texas Instruments, categorized under Interface ICs. 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 LM78S40CN datasheet above.

Why is dynamic quotation used instead of a fixed price for LM78S40CN?

Electronic component spot-market pricing for LM78S40CN 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 LM78S40CN?

Lead times for LM78S40CN 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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