UC3842D8G4Alternatives & Equivalent Parts

UC3842D8G4 is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About UC3842D8G4

UC3842D8G4 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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Get one quote covering all 2 alternatives for UC3842D8G4 — response within 24 hours.

Specification Comparison

ParameterUC3842D8G4SourceUC2842D8TRUC3842D8
ManufacturerTexas InstrumentsTexas InstrumentsTexas Instruments
Package TypeSmall Outline PackagesSmall Outline PackagesSmall Outline Packages
Pin Count888
Temperature Range~ 70.0°C-40.0°C ~ 85.0°C~ 70.0°C
Price$0.4600$0.6000
StockIn StockIn StockIn Stock
LifecycleOBSOLETEACTIVEACTIVE
Electrical Parameters
YTEOL01515
Analog IC - Other TypeSWITCHING CONTROLLERSWITCHING CONTROLLERSWITCHING CONTROLLER
Control ModeCURRENT-MODECURRENT-MODECURRENT-MODE
Control TechniquePULSE WIDTH MODULATIONPULSE WIDTH MODULATIONPULSE WIDTH MODULATION
Input Voltage-Max25 V28 V28 V
Input Voltage-Min11.5 V11 V11.5 V
Input Voltage-Nom15 V15 V15 V
JESD-30 CodeR-PDSO-G8R-PDSO-G8R-PDSO-G8
JESD-609 Codee4e4e4
Number of Functions111
Output Current-Max1 A1 A1 A
Output Voltage-Min17 V
Output Voltage-Nom5 V5 V5 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSOP8,.25SOP8,.25SOP8,.25
Package ShapeRECTANGULARRECTANGULARRECTANGULAR
Package StyleSMALL OUTLINESMALL OUTLINESMALL OUTLINE
Peak Reflow Temperature (Cel)260260260
Qualification StatusNot QualifiedNot QualifiedNot Qualified
Supply Current-Max (Isup)17 mA25 mA25 mA
Surface MountYESYESYES
Switcher ConfigurationSINGLEBUCK-BOOSTBUCK-BOOST
Switching Frequency-Max500 kHz500 kHz500 kHz
TechnologyBICMOSBICMOSBICMOS
Temperature GradeCOMMERCIALINDUSTRIALCOMMERCIAL
Terminal FinishNICKEL PALLADIUM GOLDNickel/Palladium/Gold (Ni/Pd/Au)Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormGULL WINGGULL WINGGULL WING
Terminal Pitch1.27 mm1.27 mm1.27 mm
Terminal PositionDUALDUALDUAL
Time@Peak Reflow Temperature-Max (s)303030
Pbfree CodeYesYes
Supply Voltage-Max (Vsup)28 V28 V
Supply Voltage-Min (Vsup)16 V16 V
## UC3842D8 Alternates Showing resultsImage

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 UC3842D8G4 — response within 24 hours.

Quick Links

UC2842D8TRby Texas Instruments

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

UC3842D8by Texas Instruments

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

Why Look for Alternatives?

Finding alternatives for UC3842D8G4 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 UC3842D8G4 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 UC3842D8G4?

Known equivalents for UC3842D8G4 include UC2842D8TR, UC3842D8. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of UC3842D8G4?

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 UC3842D8G4 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.