LM337SPAlternatives & Equivalent Parts
About LM337SP
LM337SP is a Integrated Circuit component manufactured by STMicroelectronics. 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
| Parameter | LM337SPSource | AD5248BRMZ2.5 | LT1009CLPRE3 |
|---|---|---|---|
| Manufacturer | STMicroelectronics | Analog Devices | Texas Instruments |
| Package Type | Transistor Outline, Vertical | Small Outline Packages | Other |
| Pin Count | 3 | 10 | 3 |
| Temperature Range | ~ 125.0°C | -40.0°C ~ 125.0°C | ~ 70.0°C |
| Price | $0.4892 | $1.8100 | — |
| Electrical Parameters | |||
| Factory Lead Time | 8 Weeks | — | — |
| YTEOL | 6.21 | 10 | 0 |
| Adjustability | ADJUSTABLE | — | — |
| Dropout Voltage1-Nom | 3 V | — | — |
| Input-Output Voltage Differential-Max | 40 V | — | — |
| Input-Output Voltage Differential-Min | 3 V | — | — |
| JESD-30 Code | R-PSFM-T3 | S-PDSO-G10 | O-PBCY-W3 |
| JESD-609 Code | e3 | e3 | e3 |
| Line Regulation-Max (%/V) | 0.07 | — | — |
| Load Regulation-Max(%) | 1.5% | — | — |
| Number of Functions | 1 | 2 | 1 |
| Number of Outputs | 1 | — | 1 |
| Operating Temperature TJ-Max | 125 °C | — | — |
| Output Current1-Max | 1.5 A | — | — |
| Output Voltage1-Max | 37 V | — | — |
| Output Voltage1-Min | 1.2 V | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SIP3,.1TB | TSSOP10,.19,20 | SIP3,.1,50 |
| Package Shape | RECTANGULAR | SQUARE | ROUND |
| Package Style | FLANGE MOUNT | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | CYLINDRICAL |
| Packing Method | TUBE | — | — |
| Peak Reflow Temperature (Cel) | NOT SPECIFIED | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Regulator Type | ADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATOR | — | — |
| Surface Mount | NO | YES | NO |
| Technology | BIPOLAR | — | BIPOLAR |
| Terminal Finish | Matte Tin (Sn) - annealed | Matte Tin (Sn) | MATTE TIN |
| Terminal Form | THROUGH-HOLE | GULL WING | WIRE |
| Terminal Pitch | 2.54 mm | 0.5 mm | 1.27 mm |
| Terminal Position | SINGLE | DUAL | BOTTOM |
| Time@Peak Reflow Temperature-Max (s) | NOT SPECIFIED | 30 | — |
| ## LM337SP Alternates Showing results | Image | — | — |
| Pbfree Code | — | No | Yes |
| Manufacturer Package Code | — | RM-10 | — |
| Additional Feature | — | IT ALSO OPERATES AT 5 V SUPPLY | +/-5 PERCENT ADJUSTABLE REFERENCE VOLTAGE |
| Bandwidth-Nom | — | 4.8 kHz | — |
| Control Interface | — | 2-WIRE SERIAL | — |
| Converter Type | — | DIGITAL POTENTIOMETER | — |
| Number of Positions | — | 256 | — |
| Resistance Law | — | LINEAR | — |
| Resistance Tolerance-Max | — | 55% | — |
| Resistor Terminal Voltage-Max | — | 5.5 V | — |
| Supply Voltage-Nom | — | 3 V | — |
| Temperature Coefficient-Nom | — | 35 ppm/°C | — |
| Temperature Grade | — | AUTOMOTIVE | COMMERCIAL |
| Total Resistance-Nom | — | 2500 Ω | — |
| ## AD5248BRMZ2.5 Alternates Showing results | — | Image | — |
| Analog IC - Other Type | — | — | TWO TERMINAL VOLTAGE REFERENCE |
| Output Voltage-Max | — | — | 2.509 V |
| Output Voltage-Min | — | — | 2.491 V |
| Output Voltage-Nom | — | — | 2.5 V |
| Temp Coef of Voltage-Max | — | — | 25 ppm/°C |
| Trim/Adjustable Output | — | — | YES |
| Voltage Tolerance-Max | — | — | 0.2% |
| ## LT1009CLPRE3 Alternates Showing results | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Why Look for Alternatives?
Finding alternatives for LM337SP 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 LM337SP 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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Request Alternatives for LM337SPFAQ
What is equivalent to LM337SP?
Known equivalents for LM337SP include AD5248BRMZ2.5, LT1009CLPRE3. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM337SP?
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 LM337SP 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.