">
Send an Inquiry

To receive a quote for your project, please fill in the following information, and we’ll get back to you promptly.

Name*
Company*
Email Address*
Phone/WhatsApp
Part Number*
Quantity*
Message
Submit Inventory List

Please fill in the following information, and we’ll get back to you promptly.

Name*
Company*
Email Address*
Phone/WhatsApp
Upload My List
Message

UMW UC3843B

Part No.:
UC3843B
Manufacturer:
UMW
Category:
DC DC Switching Controllers
Package:
8-SOIC (0.154", 3.90mm Width)
Datasheet:
AetrixUC3843B.pdf
Description:
SOP-8 AC-DC CONTROLLERS & REGULA
Quantity:
Payment:
Payment
Shipping:
Shipping

Inventory:2,900

Please send an inquiry. Send us your inquiry, and we will respond immediately.

Part Number
Quantity*
Price
Name*
Company*
Email*
Comments

UC3843B Specifications

Product attributes
Attribute value
Manufacturer:
UMW
Series:
-
Package/Case:
8-SOIC (0.154", 3.90mm Width)
Packaging:
Tape & Reel (TR)
Product Status:
Active
Output Type:
PWM
Function:
-
Output Configuration:
-
Topology:
Boost, Flyback
Number of Outputs:
-
Output Phases:
-
Voltage - Supply (Vcc/Vdd):
7.6V ~ 30V
Frequency - Switching:
Up to 500kHz
Duty Cycle (Max):
50%
Synchronous Rectifier:
-
Clock Sync:
-
Serial Interfaces:
-
Control Features:
Frequency Control, Soft Start
Operating Temperature:
0°C ~ 70°C (TA)
Grade:
-
Qualification:
-
Mounting Type:
Surface Mount
Supplier Device Package:
8-SOP

UC3843B FAQ

1.How can I place an order for UC3843B through Aetrix?

1.Please submit a Request for Quotation (RFQ) for UC3843B on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.

2.Are the price and stock information for UC3843B reliable?

The price and inventory of UC3843B are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for UC3843B is usually 5 days.

3.What payment methods are accepted for UC3843B?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for UC3843B transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for UC3843B?

UC3843B orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your UC3843B order is processed, you will receive an email with the shipment details and tracking number.

Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.

5.How can I obtain technical support or documentation for UC3843B?

5.For technical support, including UC3843B datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your UC3843B requirements.

6.How does Aetrix verify that UC3843B is sourced from the original manufacturer or authorized distributors?

6.All UC3843B products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that UC3843B meets industry standards.

7.What is the process for return or replacement of UC3843B?

All UC3843B units undergo pre-shipment inspection (PSI). If there is an issue with UC3843B, returns or replacements are accepted under the following conditions:

1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.

2.The issue is reported within 90 days of delivery.

3.The UC3843B part is unused and in its original packaging.

Return procedure for UC3843B:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

UC3843B Tags

  • UC3843B
  • UC3843B PDF
  • UC3843B Datasheet
  • UC3843B Specifications
  • UC3843B Images
  • UMW
  • UMW UC3843B
  • Buy UC3843B
  • UC3843B Price
  • UC3843B Distributor
  • UC3843B Supplier
  • UC3843B Wholesale
Related Products
UCC28C45DR
UCC28C45DR

Texas Instruments

UCC28C40DR
UCC28C40DR

Texas Instruments

UCC28C43DR
UCC28C43DR

Texas Instruments

ZXSC410E6TA
ZXSC410E6TA

Diodes Incorporated

LM3524DMX/NOPB
LM3524DMX/NOPB

Texas Instruments

LM3489MMX/NOPB
LM3489MMX/NOPB

Texas Instruments

MIC2102YML-TR
MIC2102YML-TR

Microchip Technology

LM5148RGYR
LM5148RGYR

Texas Instruments

TL598CDR
TL598CDR

Texas Instruments

LM5155DSSR
LM5155DSSR

Texas Instruments

LM25085MYX/NOPB
LM25085MYX/NOPB

Texas Instruments

UCC2813DTR-0
UCC2813DTR-0

Texas Instruments

Tech Hub

Search

Search

PRODUCT

PRODUCT

PHONE

PHONE

USER

USER