UC2843AQD8RVSAlternatives & Equivalent Parts

About UC2843AQD8RVS

UC2843AQD8RVS is an electronic component manufactured by Texas Instruments. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterUC2843AQD8RVSSourceUC2843AQD8RG4UC2843AQD8UC2843AQD8G4UC2843AQD8RG4Q1UC2843AD8TRG4UC2843ADTRUC2843AD8
ManufacturerTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas InstrumentsTexas Instruments
Package Type—OtherSmall Outline Packages—OtherSmall Outline PackagesSmall Outline PackagesSOIC-8
Pin Count888—88148
Temperature Range—-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C—-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C-40.0°C ~ 85.0°C0.0°C ~ 70.0°C
Price——$0.7831——$0.2939$0.4834$0.1863
StockIn StockIn StockIn StockIn StockIn StockIn StockIn StockIn Stock
LifecycleACTIVEOBSOLETEACTIVEACTIVEOBSOLETEACTIVEACTIVEACTIVE
Electrical Parameters
YTEOL—015—01515—
Analog IC - Other Type—SWITCHING CONTROLLERSWITCHING CONTROLLER—SWITCHING CONTROLLERSWITCHING CONTROLLERSWITCHING CONTROLLER—
Control Mode—CURRENT-MODECURRENT-MODE—CURRENT-MODECURRENT-MODECURRENT-MODE—
Control Technique—PULSE WIDTH MODULATIONPULSE WIDTH MODULATION—PULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATION—
Input Voltage-Max—25 V28 V—25 V28 V28 V—
Input Voltage-Min—12 V12 V—12 V8.2 V8.2 V—
Input Voltage-Nom—15 V15 V—15 V15 V15 V—
JESD-30 Code—R-PDSO-G8R-PDSO-G8—R-PDSO-G8R-PDSO-G8R-PDSO-G14—
JESD-609 Code—e4e4—e4e4e4—
Number of Functions—11—111—
Output Current-Max—1 A1 A—1 A1 A1 A—
Output Voltage-Max—5.05 V5.05 V—5.05 V5.05 V5.05 V—
Output Voltage-Min—4.95 V4.95 V—4.95 V4.95 V4.95 V—
Output Voltage-Nom—5 V5 V—5 V5 V5 V—
Package Body Material—PLASTIC/EPOXYPLASTIC/EPOXY—PLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY—
Package Equivalence Code—SOP8,.25SOP8,.25—SOP8,.25SOP8,.25SOP14,.25—
Package Shape—RECTANGULARRECTANGULAR—RECTANGULARRECTANGULARRECTANGULAR—
Package Style—SMALL OUTLINESMALL OUTLINE—SMALL OUTLINESMALL OUTLINESMALL OUTLINE—
Peak Reflow Temperature (Cel)—260260—260260260—
Qualification Status—Not QualifiedNot Qualified—Not QualifiedNot QualifiedNot Qualified—
Surface Mount—YESYES—YESYESYES—
Switcher Configuration—PUSH-PULLBUCK-BOOST—PUSH-PULLBUCK-BOOSTBUCK-BOOST—
Switching Frequency-Max—500 kHz500 kHz—500 kHz500 kHz500 kHz—
Technology—BIPOLARBIPOLAR——BIPOLARBIPOLAR—
Temperature Grade—AUTOMOTIVEAUTOMOTIVE—AUTOMOTIVEINDUSTRIALINDUSTRIAL—
Terminal Finish—NICKEL PALLADIUM GOLDNickel/Palladium/Gold (Ni/Pd/Au)—NICKEL PALLADIUM GOLDNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)—
Terminal Form—GULL WINGGULL WING—GULL WINGGULL WINGGULL WING—
Terminal Pitch—1.27 mm1.27 mm—1.27 mm1.27 mm1.27 mm—
Terminal Position—DUALDUAL—DUALDUALDUAL—
Time@Peak Reflow Temperature-Max (s)—3030—303030—
Pbfree Code——Yes——YesYes—
Date Of Intro——1999-11-03—————
Supply Current-Max (Isup)——17 mA—17 mA25 mA25 mA—
Supply Voltage-Max (Vsup)——28 V——28 V28 V—
Supply Voltage-Min (Vsup)——8.4 V——8.4 V8.4 V—
Screening Level————AEC-Q100———
Supply Voltage-Nom (Vsup)—————11 V11 V—
Supply Voltage (Vcc)———————8V to 30V
Output Current———————1A (totem-pole)
Oscillator Frequency———————Up to 500kHz
Operating Temperature———————0°C to 70°C
Reference Voltage———————5V ±1%
Control Method———————Current Mode
Package———————SOIC-8 (D)

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

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Get one quote covering all 7 alternatives for UC2843AQD8RVS — response within 24 hours.

Quick Links

UC2843AQD8RG4by Texas Instruments

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

UC2843AQD8by Texas Instruments

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

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

UC2843AD8TRG4by Texas Instruments

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

UC2843ADTRby Texas Instruments

Switching Controller, Current-mode, 1A, 500kHz Switching Freq-Max, BIPolar, PDSO14

UC2843AD8by Texas Instruments

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

Why Look for Alternatives?

Finding alternatives for UC2843AQD8RVS 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 UC2843AQD8RVS 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 UC2843AQD8RVS?

Known equivalents for UC2843AQD8RVS include UC2843AQD8RG4, UC2843AQD8, UC2843AQD8G4. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of UC2843AQD8RVS?

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 UC2843AQD8RVS 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.