LM338KSTEEL/NOPBAlternatives & Equivalent Parts

About LM338KSTEEL/NOPB

LM338KSTEEL/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

Specification Comparison

ParameterLM338KSTEEL/NOPBSourceLM338KLM3152MH-3.3/NOPBADA4528-1ACPZ-R2SN74HC138N
ManufacturerTexas InstrumentsSTMicroelectronicsTexas InstrumentsAnalog DevicesTexas Instruments
Package TypeTransistor Outline, VerticalOtherSmall Outline PackagesSmall Outline No-leadDual-In-Line Packages
Pin Count2215816
Temperature Range~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 125.0°C-40.0°C ~ 85.0°C
Price$37.5000$10.5300$2.1700$0.3750
Electrical Parameters
YTEOL150151015
AdjustabilityADJUSTABLEADJUSTABLE
Dropout Voltage1-Nom2.7 V3 V
Input Voltage-Max40 V33 V
Input Voltage-Min4.2 V6 V
Input-Output Voltage Differential-Max35 V35 V
Input-Output Voltage Differential-Min3 V3 V
JESD-30 CodeO-MBFM-P2O-MBFM-P2R-PDSO-G14S-PDSO-N8R-PDIP-T16
Line Regulation-Max (%/V)0.060.06
Load Regulation-Max(%)1%1%
Number of Functions11111
Number of Outputs111
Operating Temperature TJ-Max125 °C125 °C
Output Current1-Max5 A5 A
Output Voltage1-Max32 V32 V
Output Voltage1-Min1.24 V1.2 V
Package Body MaterialMETALMETALPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeTO-204/-3TO-204/-3TSSOP14,.25SOLCC8,.12,20DIP16,.3
Package ShapeROUNDROUNDRECTANGULARSQUARERECTANGULAR
Package StyleFLANGE MOUNTFLANGE MOUNTSMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCHSMALL OUTLINE, HEAT SINK/SLUG, VERY THIN PROFILEIN-LINE
Packing MethodTRAYTRTUBE
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot QualifiedNot Qualified
Regulator TypeADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface MountNONOYESYESNO
TechnologyBIPOLARBIPOLARDMOSCMOS
Terminal FormPIN/PEGPIN/PEGGULL WINGNO LEADTHROUGH-HOLE
Terminal PositionBOTTOMBOTTOMDUALDUALDUAL
## LM338KSTEEL/NOPB Alternates Showing resultsImage
JESD-609 Codee3e3e3e4
Terminal FinishMATTE TINMatte Tin (Sn)Matte Tin (Sn)Nickel/Palladium/Gold (Ni/Pd/Au)
## LM338K Alternates Showing resultsImage
Pbfree CodeYesNoYes
Additional FeatureSEATED HGT-NOM3 ENABLE INPUTS
Analog IC - Other TypeSWITCHING CONTROLLER
Control ModeVOLTAGE-MODE
Control TechniqueCONSTANT ON TIME
Input Voltage-Nom18 V
Output Current-Max12 A
Output Voltage-Max3.3 V
Output Voltage-Min3.3 V
Output Voltage-Nom3.3 V
Peak Reflow Temperature (Cel)260260
Switcher ConfigurationBUCK
Switching Frequency-Max500 kHz
Temperature GradeAUTOMOTIVEAUTOMOTIVEINDUSTRIAL
Terminal Pitch0.65 mm0.5 mm2.54 mm
Time@Peak Reflow Temperature-Max (s)3030
Manufacturer Package CodeCP-8-11
Amplifier TypeOPERATIONAL AMPLIFIER
ArchitectureVOLTAGE-FEEDBACK
Average Bias Current-Max (IIB)0.0006 µA
Bias Current-Max (IIB) @25C0.0004 µA
Common-mode Reject Ratio-Min135 dB
Common-mode Reject Ratio-Nom158 dB
Frequency CompensationYES
Input Offset Voltage-Max4.3 µV
Low-BiasYES
Low-OffsetYES
MicropowerNO
PowerNO
Programmable PowerNO
Slew Rate-Nom0.45 V/us
Supply Current-Max2.2 mA
Supply Voltage Limit-Max6 V
Supply Voltage-Nom (Vsup)2.5 V5 V
Unity Gain BW-Nom3000
Voltage Gain-Min1000000
WidebandNO
FamilyHC/UH
Input ConditioningSTANDARD
Load Capacitance (CL)50 pF
Logic IC Type3-LINE TO 8-LINE DECODER
Max I(ol)0.0052 A
Number of Bits8
Output PolarityINVERTED
Power Supply Current-Max (ICC)0.08 mA
Prop. Delay@Nom-Sup45 ns
Propagation Delay (tpd)225 ns
Supply Voltage-Max (Vsup)6 V
Supply Voltage-Min (Vsup)2 V
## SN74HC138N Alternates Showing resultsImage

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

Quick Links

LM338Kby STMicroelectronics Adjustable Positive Standard

Regulator, 1.2V Min, 32V Max, BIPolar, MBFM2

Why Look for Alternatives?

Finding alternatives for LM338KSTEEL/NOPB 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 LM338KSTEEL/NOPB 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 LM338KSTEEL/NOPB?

Known equivalents for LM338KSTEEL/NOPB include LM338K, LM3152MH-3.3/NOPB, ADA4528-1ACPZ-R2. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM338KSTEEL/NOPB?

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 LM338KSTEEL/NOPB 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.