LM337LZAlternatives & Equivalent Parts

LM337LZ is marked OBSOLETE. Compare the equivalents below, check each part's lifecycle, and request a quote on a suitable replacement.

About LM337LZ

LM337LZ is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.

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Specification Comparison

ParameterLM337LZSourceLM337LZ/NOPBLM317LZASEMB-24.000MHZ-LC-T
ManufacturerTexas InstrumentsTexas InstrumentsON SemiconductorABRACON
Package TypeOtherOtherOtherOther
Pin Count3334
Temperature Range-40.0°C ~ 85.0°C
Price$0.7500$0.7179$0.1340$1.4500
StockIn StockIn StockIn StockIn Stock
LifecycleOBSOLETEOBSOLETEOBSOLETEACTIVE
Electrical Parameters
Pbfree CodeNoYes
YTEOL0006
AdjustabilityADJUSTABLEADJUSTABLEADJUSTABLE
Dropout Voltage1-Nom3 V2.2 V3 V
Input-Output Voltage Differential-Max40 V40 V40 V
Input-Output Voltage Differential-Min3 V3 V3 V
JESD-30 CodeO-PBCY-W3O-PBCY-W3O-PBCY-T3
JESD-609 Codee0e3e3e4
Line Regulation-Max (%/V)0.070.070.07
Load Regulation-Max(%)1.5%1.5%1.5%
Number of Functions111
Number of Outputs111
Operating Temperature TJ-Max125 °C125 °C125 °C
Operating Temperature TJ-Min-25 °C-25 °C
Output Current1-Max0.1 A0.1 A0.1 A
Output Voltage1-Max37 V-1.2 V37 V
Output Voltage1-Min1.2 V-37 V1.2 V
Package Body MaterialPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXYPLASTIC/EPOXY
Package Equivalence CodeSIP3,.1,50SIP3,.1,50SIP3,.1,50DILCC4,.1,86
Package ShapeROUNDROUNDROUND
Package StyleCYLINDRICALCYLINDRICALCYLINDRICAL
Packing MethodBULKBULKBULK
Peak Reflow Temperature (Cel)260
Qualification StatusNot QualifiedNot QualifiedNot QualifiedNot Qualified
Regulator TypeADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATORADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR
Surface MountNONONOYES
TechnologyBIPOLARBIPOLARBIPOLARCMOS
Terminal FinishTIN LEADMatte Tin (Sn)MATTE TINNickel/Palladium/Gold (Ni/Pd/Au)
Terminal FormWIREWIRETHROUGH-HOLE
Terminal Pitch1.27 mm1.27 mm1.27 mm
Terminal PositionBOTTOMBOTTOMBOTTOM
Time@Peak Reflow Temperature-Max (s)40
## LM337LZ Alternates Showing resultsImage
Input Voltage-Max4.2 V
Input Voltage-Min40 V
Voltage Tolerance-Max1.4%
## LM337LZ/NOPB Alternates Showing resultsImage
Manufacturer Package Code135AN
Factory Lead Time8 Weeks
Additional FeatureSTANDBY; TRI-STATE; ENABLE/DISABLE FUNCTION; TR, 7 INCH
Fall Time-Max2 ns
Frequency Adjustment-MechanicalNO
Frequency Stability50%
Mounting FeatureSURFACE MOUNT
Operating Frequency-Max150 MHz
Operating Frequency-Min1 MHz
Operating Frequency-Nom24 MHz
Oscillator TypeCMOS
Output Load15 pF
Physical Dimension3.2mm x 2.5mm x 0.85mm
Rise Time-Max2 ns
Supply Current-Max15 mA
Supply Voltage-Max3.3 V
Supply Voltage-Min1.8 V
Supply Voltage-Nom3.3 V
Symmetry-Max55/45 %

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 3 alternatives for LM337LZ — response within 24 hours.

Quick Links

LM337LZ/NOPBby National Semiconductor Corporation Adjustable Negative Standard

Regulator, 1.2V Min, 37V Max, BIPolar, PBCY3

LM317LZ

suggested

Why Look for Alternatives?

Finding alternatives for LM337LZ 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 LM337LZ 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 LM337LZ?

Known equivalents for LM337LZ include LM337LZ/NOPB, LM317LZ, ASEMB-24.000MHZ-LC-T. Contact FindMyChip for a full compatibility analysis for your specific application.

Can I use a different manufacturer's part instead of LM337LZ?

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 LM337LZ 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.