UMW UC3842B
UMW UC3842B

UMW UC3842B

Manufacturer No:

UC3842B

Manufacturer:

UMW

Description:

SOP-8 AC-DC CONTROLLERS & REGULA.Boost, Flyback Regulator Output DC-DC Controller IC 8-SOP

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In Stock :5398

Looking for price or availability? Send us an RFQ and our sales team will respond quickly.

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Shipped from：HK Warehouse
Expected Shipping：Sun, Oct 25 - Mon, Oct 26, 2026
Date Code：Within 2 Years

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All components supplied by Aichiplink are sourced from trusted global suppliers and verified through strict in-house inspection and quality control procedures.

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Certified in-house inspection and testing facilities ensure all components meet internationally recognized quality standards.

User Guide

Available from AS9120 Certified Supplier, AIChipLink delivers high-reliability electronic components supported by certified quality management, rigorous inspection processes, counterfeit mitigation controls, and full traceability systems. Our operations comply with AS9120, ISO 9001:2015, and IECQ ESD standards to support aerospace, industrial, defense, and mission-critical applications.

UC3842B Information

UMW UC3842B technical specifications, attributes, parameters and parts with similar specifications to UMW UC3842B.

  • Type
  • Parameter
  • Category
  • Integrated Circuits (ICs)
  • Manufacturer
  • UMW
  • Packaging
  • Tape & Reel (TR), Cut Tape (CT)
  • Part Status
  • Active
  • Manufacturer Lead Time
  • 8 Weeks
  • Control Features
  • Frequency Control, Soft Start
  • Duty Cycle (Max)
  • 50%
  • Frequency - Switching
  • Up to 500kHz
  • Mounting Type
  • Surface Mount
  • Operating Temperature
  • 0°C ~ 70°C (TA)
  • Type
  • Parameter
  • Output Type
  • PWM
  • Package / Case
  • 8-SOIC (0.154", 3.90mm Width)
  • Supplier Device Package
  • 8-SOP
  • Topology
  • Boost, Flyback
  • Voltage - Supply (Vcc/Vdd)
  • 10V ~ 30V
  • ExportControlClassNumber
  • EAR99
  • HtsusCode
  • 8542.39.0060
  • MoistureSensitivityLevel
  • 1 (Unlimited)
  • ReachStatus
  • REACH Unaffected
  • RoHS Status
  • RoHS Compliant

UC3842B Relevant information

UC3842B FAQ

Can I request a quote for UC3842B?

UC3842B from UMW is ready for RFQ submission. Send your target quantity and requirements, and AIChipLink will check current availability, lead time, and quantity-based pricing.

Why is pricing not shown as a fixed value for UC3842B?

The final price for UC3842B depends on requested quantity, supply conditions, date code, package option, and destination. An RFQ lets us return the current market quote for your order.

Which specifications should I review for UC3842B?

UC3842B is a UMW Interface ICs part. Key details include Packaging: Tape & Reel (TR), Cut Tape (CT) and Voltage - Supply (Vcc/Vdd): 10V ~ 30V and ExportControlClassNumber: EAR99; contact us if you need the specifications verified before sourcing.

When will I receive a quotation for UC3842B?

After you submit the RFQ for UC3842B, our sales team typically replies within 24 hours with availability, unit pricing, lead time, shipping choices, and possible substitutes.

What is the expected shipping time for UC3842B?

Once stock for UC3842B is confirmed, available inventory can generally ship within 1–2 business days. The final schedule depends on quantity, warehouse source, and delivery address.

Can AIChipLink help find alternatives to UC3842B?

Yes. If UC3842B is unavailable, end-of-life, or outside your schedule, we can review comparable UMW Interface ICs parts and compatible replacement options.