UC2843AQD8Alternatives & Equivalent Parts

About UC2843AQD8

UC2843AQD8 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterUC2843AQD8SourceUC2843AQD8G4UC2843AQD8RG4Q1
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSmall Outline Packages—Other
Pin Count8—8
Temperature Range-40.0°C ~ 125.0°C—-40.0°C ~ 125.0°C
Price$0.7831——
StockIn StockIn StockIn Stock
LifecycleACTIVEACTIVEOBSOLETE
Electrical Parameters
Pbfree CodeYes——
Date Of Intro1999-11-03——
YTEOL15—0
Analog IC - Other TypeSWITCHING CONTROLLER—SWITCHING CONTROLLER
Control ModeCURRENT-MODE—CURRENT-MODE
Control TechniquePULSE WIDTH MODULATION—PULSE WIDTH MODULATION
Input Voltage-Max28 V—25 V
Input Voltage-Min12 V—12 V
Input Voltage-Nom15 V—15 V
JESD-30 CodeR-PDSO-G8—R-PDSO-G8
JESD-609 Codee4—e4
Number of Functions1—1
Output Current-Max1 A—1 A
Output Voltage-Max5.05 V—5.05 V
Output Voltage-Min4.95 V—4.95 V
Output Voltage-Nom5 V—5 V
Package Body MaterialPLASTIC/EPOXY—PLASTIC/EPOXY
Package Equivalence CodeSOP8,.25—SOP8,.25
Package ShapeRECTANGULAR—RECTANGULAR
Package StyleSMALL OUTLINE—SMALL OUTLINE
Peak Reflow Temperature (Cel)260—260
Qualification StatusNot Qualified—Not Qualified
Supply Current-Max (Isup)17 mA—17 mA
Supply Voltage-Max (Vsup)28 V——
Supply Voltage-Min (Vsup)8.4 V——
Surface MountYES—YES
Switcher ConfigurationBUCK-BOOST—PUSH-PULL
Switching Frequency-Max500 kHz—500 kHz
TechnologyBIPOLAR——
Temperature GradeAUTOMOTIVE—AUTOMOTIVE
Terminal FinishNickel/Palladium/Gold (Ni/Pd/Au)—NICKEL PALLADIUM GOLD
Terminal FormGULL WING—GULL WING
Terminal Pitch1.27 mm—1.27 mm
Terminal PositionDUAL—DUAL
Time@Peak Reflow Temperature-Max (s)30—30
Screening Level——AEC-Q100

Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.

Need pricing on these alternatives?

Get one quote covering all 2 alternatives for UC2843AQD8 — response within 24 hours.

Quick Links

UC2843AQD8G4by Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO8

UC2843AQD8RG4Q1by Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, PDSO8

Why Look for Alternatives?

Finding alternatives for UC2843AQD8 is essential for supply chain resilience. Component shortages, long lead times, and end-of-life notices can disrupt production schedules. Having verified alternative parts ensures your designs remain manufacturable.

When evaluating UC2843AQD8 replacements, consider key parameters such as package compatibility, electrical specifications, and operating temperature range. Our engineering team can help verify pin-to-pin compatibility for your specific application.

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FAQ

What is equivalent to UC2843AQD8?

Known equivalents for UC2843AQD8 include UC2843AQD8G4, UC2843AQD8RG4Q1. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of UC2843AQD8?

In many cases, yes. Cross-manufacturer alternatives exist for most standard components. However, always verify pin compatibility, electrical specs, and package dimensions before substituting in production.

How do I verify UC2843AQD8 alternatives?

Compare the datasheet specifications including pinout, voltage ratings, timing parameters, and package dimensions. FindMyChip's engineering team can help with compatibility verification — submit an RFQ to get started.