LM317MQDCYRAlternatives & Equivalent Parts
About LM317MQDCYR
LM317MQDCYR is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT223 (3-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | LM317MQDCYRSource | LM337T/NOPB | LM337IMP/NOPB | GRM1555C1H121JA01D | LQW15AN6N8G00D | BCP69T1G | LM317MQDCYRG4 |
|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Murata Electronics | Murata Electronics | ON Semiconductor | Texas Instruments |
| Package Type | SOT223 (3-Pin) | Transistor Outline, Vertical | SOT223 (3-Pin) | Capacitor Chip Non-polarised | Other | SOT223 (3-Pin) | SOT223 (3-Pin) |
| Pin Count | 4 | 3 | 3 | 2 | 2 | 4 | 4 |
| Temperature Range | -40.0°C ~ 125.0°C | — | — | -55.0°C ~ 125.0°C | — | ~ 150.0°C | -40.0°C ~ 125.0°C |
| Price | $0.2825 | $0.7500 | $0.5692 | $0.0050 | $0.0451 | $0.0300 | $0.4204 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | ACTIVE | NOT RECOMMENDED |
| Electrical Parameters | |||||||
| Pbfree Code | Yes | Yes | Yes | Yes | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 15 | 3 | 7 | 4 | 15 |
| Adjustability | ADJUSTABLE | ADJUSTABLE | ADJUSTABLE | — | — | — | ADJUSTABLE |
| Dropout Voltage1-Nom | 2 V | 2.4 V | 2.4 V | — | — | — | 2 V |
| Input Voltage-Max | 40 V | 4.2 V | 4.2 V | — | — | — | 40 V |
| Input Voltage-Min | 3 V | 40 V | 40 V | — | — | — | 3 V |
| Input-Output Voltage Differential-Max | 40 V | 40 V | 40 V | — | — | — | 40 V |
| Input-Output Voltage Differential-Min | 3 V | 3 V | 3 V | — | — | — | 3 V |
| JESD-30 Code | R-PDSO-G4 | R-PSFM-T3 | R-PDSO-G4 | — | — | R-PDSO-G4 | R-PDSO-G4 |
| JESD-609 Code | e4 | e3 | e3 | e3 | e3 | e3 | e4 |
| Line Regulation-Max (%/V) | 0.07 | 0.07 | 0.07 | — | — | — | 0.07 |
| Load Regulation-Max(%) | 1.5% | 1.5% | 1.5% | — | — | — | 1.5% |
| Number of Functions | 1 | 1 | 1 | — | 1 | — | 1 |
| Number of Outputs | 1 | 1 | 1 | — | — | — | 1 |
| Operating Temperature TJ-Max | 125 °C | 125 °C | 125 °C | — | — | — | 125 °C |
| Operating Temperature TJ-Min | -40 °C | — | -40 °C | — | — | — | -40 °C |
| Output Current1-Max | 0.5 A | 1.5 A | 1.5 A | — | — | — | 0.5 A |
| Output Voltage1-Max | 37 V | -1.2 V | -1.2 V | — | — | — | 37 V |
| Output Voltage1-Min | 1.25 V | -37 V | -37 V | — | — | — | 1.25 V |
| Output Voltage1-Nom | 37 V | — | — | — | — | — | 37 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | — | — | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOT-223 | SIP3,.1TB | SOT-223 | — | — | — | SOT-223 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR PACKAGE | — | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | FLANGE MOUNT | SMALL OUTLINE | SMT | SMT | SMALL OUTLINE | SMALL OUTLINE |
| Packing Method | TR | TUBE | TR | 180mm Reel W8P2 | TR, PAPER, 7 INCH | — | TR |
| Peak Reflow Temperature (Cel) | 260 | — | 260 | — | — | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | — | Not Qualified | Not Qualified |
| Regulator Type | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATOR | ADJUSTABLE NEGATIVE SINGLE OUTPUT STANDARD REGULATOR | — | — | — | ADJUSTABLE POSITIVE SINGLE OUTPUT STANDARD REGULATOR |
| Screening Level | AEC-Q100 | — | — | — | — | — | AEC-Q100 |
| Surface Mount | YES | NO | YES | YES | Reflow soldering | YES | YES |
| Technology | BIPOLAR | BIPOLAR | BIPOLAR | — | — | — | BIPOLAR |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | Matte Tin (Sn) | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) - with Nickel (Ni) barrier | Matte Tin (Sn) - annealed | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | THROUGH-HOLE | GULL WING | — | — | GULL WING | GULL WING |
| Terminal Pitch | 2.3 mm | 2.54 mm | 2.3 mm | — | — | — | 2.3 mm |
| Terminal Position | DUAL | SINGLE | DUAL | — | — | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | — | 30 | — | — | 30 | 30 |
| Voltage Tolerance-Max | 2% | 2.4% | 2.4% | — | — | — | 2% |
| ## LM337T/NOPB Alternates Showing results | — | Image | — | — | — | — | — |
| ## LM337IMP/NOPB Alternates Showing results | — | — | Image | — | — | — | — |
| Reach Compliance Code | — | — | — | Compliant | — | — | — |
| Factory Lead Time | — | — | — | 10 Weeks | 14 Weeks | — | — |
| Capacitance | — | — | — | 0.00012 µF | — | — | — |
| Capacitor Type | — | — | — | CERAMIC CAPACITOR | — | — | — |
| Dielectric Material | — | — | — | CERAMIC | — | — | — |
| Height | — | — | — | 0.5 mm | — | — | — |
| Mounting Feature | — | — | — | SURFACE MOUNT | — | — | — |
| Multilayer | — | — | — | YES | — | — | — |
| Negative Tolerance | — | — | — | 5% | — | — | — |
| Positive Tolerance | — | — | — | 5% | — | — | — |
| Rated (DC) Voltage (URdc) | — | — | — | 50 V | — | — | — |
| Size Code | — | — | — | 1005M/0402 | — | — | — |
| Temperature Characteristics Code | — | — | — | C0G | — | — | — |
| Temperature Coefficient | — | — | — | 30ppm/Cel ppm/°C | — | — | — |
| Terminal Shape | — | — | — | WRAPAROUND | ONE SURFACE | — | — |
| Case/Size Code | — | — | — | — | 1005/0402 | — | — |
| Construction | — | — | — | — | Wirewound Chip | — | — |
| Core Material | — | — | — | — | WIREWOUND | — | — |
| DC Resistance | — | — | — | — | 0.09 Ω | — | — |
| Inductance-Nom (L) | — | — | — | — | 0.0068 µH | — | — |
| Inductor Application | — | — | — | — | RF INDUCTOR | — | — |
| Inductor Type | — | — | — | — | GENERAL PURPOSE INDUCTOR | — | — |
| Package Height | — | — | — | — | 0.5 mm | — | — |
| Package Length | — | — | — | — | 1 mm | — | — |
| Package Width | — | — | — | — | 0.6 mm | — | — |
| Quality Factor-Min (at L-nom) | — | — | — | — | 25 | — | — |
| Rated Current-Max | — | — | — | — | 0.7 A | — | — |
| Self Resonance Frequency | — | — | — | — | 6000 MHz | — | — |
| Shape/Size Description | — | — | — | — | RECTANGULAR PACKAGE | — | — |
| Shielded | — | — | — | — | NO | — | — |
| Special Feature | — | — | — | — | Q MEASURED AT 250 MHZ | — | — |
| Terminal Placement | — | — | — | — | DUAL ENDED | — | — |
| Test Frequency | — | — | — | — | 250 MHz | — | — |
| Tolerance | — | — | — | — | 2% | — | — |
| Manufacturer Package Code | — | — | — | — | — | 0.0318 | — |
| Case Connection | — | — | — | — | — | COLLECTOR | — |
| Collector Current-Max (IC) | — | — | — | — | — | 1 A | — |
| Collector-Emitter Voltage-Max | — | — | — | — | — | 20 V | — |
| Configuration | — | — | — | — | — | SINGLE | — |
| DC Current Gain-Min (hFE) | — | — | — | — | — | 60 | — |
| JEDEC-95 Code | — | — | — | — | — | TO-261AA | — |
| Number of Elements | — | — | — | — | — | 1 | — |
| Polarity/Channel Type | — | — | — | — | — | PNP | — |
| Power Dissipation-Max (Abs) | — | — | — | — | — | 1.5 W | — |
| Transistor Element Material | — | — | — | — | — | SILICON | — |
| Transition Frequency-Nom (fT) | — | — | — | — | — | 60 MHz | — |
| ## LM317MQDCYRG4 Alternates Showing results | — | — | — | — | — | — | Image |
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 6 alternatives for LM317MQDCYR — response within 24 hours.
Quick Links
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Adjustable Positive Standard Regulator, 1.25V Min, 37V Max, BIPolar, PDSO4
Why Look for Alternatives?
Finding alternatives for LM317MQDCYR 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 LM317MQDCYR 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 LM317MQDCYR?
Known equivalents for LM317MQDCYR include LM337T/NOPB, LM337IMP/NOPB, GRM1555C1H121JA01D. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM317MQDCYR?
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 LM317MQDCYR 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.