LM3671MF-3.3Alternatives & Equivalent Parts
About LM3671MF-3.3
LM3671MF-3.3 is a Integrated Circuit component manufactured by Texas Instruments. It comes in a SOT23 (5-Pin) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM3671MF-3.3Source | LM3671MFX-3.3/NOPB | LM3671MF-3.3/NOPB | LM25007MM | LM3674MF-1.8 | TPS22916BYFPR | ADS131A04IPBS | SN6505BDBVT | LM337T |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | SOT23 (5-Pin) | SOT23 (5-Pin) | SOT23 (5-Pin) | Small Outline Packages | Other | BGA | — | SOT23 (6-Pin) | — |
| Pin Count | 5 | 5 | 5 | 8 | 5 | 4 | — | 6 | — |
| Temperature Range | -30.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 125.0°C | -30.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -55.0°C ~ 125.0°C | — |
| Price | $0.4385 | $0.4304 | $0.4385 | $0.9361 | $0.7238 | $0.0978 | $4.5896 | $0.3892 | $0.7500 |
| Electrical Parameters | |||||||||
| Pbfree Code | No | Yes | Yes | Yes | No | Yes | — | Yes | — |
| YTEOL | 0 | 15 | 15 | 0 | 0 | 15 | — | 15 | — |
| Additional Feature | PULSE FREQUENCY MODULATION TECHNIQUE IS ALSO POSSIBLE | PULSE FREQUENCY MODULATION TECHNIQUE IS ALSO POSSIBLE | PULSE FREQUENCY MODULATION TECHNIQUE IS ALSO POSSIBLE | ALSO ADJUSTABLE OUTPUT FROM 2.5 TO 37V | — | — | — | — | — |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR | LOAD SWITCH | — | — | — |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE | CURRENT-MODE | VOLTAGE-MODE | — | — | — | — |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | HYSTERETIC CURRENT MODE | PULSE WIDTH MODULATION | — | — | — | — |
| Input Voltage-Max | 5.5 V | 5.5 V | 5.5 V | 42 V | 5.5 V | 5.5 V | — | — | — |
| Input Voltage-Min | 2.7 V | 2.7 V | 2.7 V | 9 V | 2.7 V | 1 V | — | — | — |
| Input Voltage-Nom | 3.6 V | 3.6 V | 3.6 V | 24 V | 3.6 V | — | — | — | — |
| JESD-30 Code | R-PDSO-G5 | R-PDSO-G5 | R-PDSO-G5 | S-PDSO-G8 | R-PDSO-G5 | S-XBGA-B4 | — | R-PDSO-G6 | — |
| JESD-609 Code | e0 | e3 | e3 | e0 | e0 | e1 | — | e4 | — |
| Number of Functions | 1 | 1 | 1 | 1 | 1 | 1 | — | 1 | — |
| Output Current-Max | 1.15 A | 0.6 A | 0.6 A | 0.5 A | 1.2 A | — | — | 1.5 A | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | UNSPECIFIED | — | PLASTIC/EPOXY | — |
| Package Equivalence Code | TSOP5/6,.11,37 | TSOP5/6,.11,37 | TSOP5/6,.11,37 | TSSOP8,.19 | TSOP5/6,.11,37 | BGA4,2X2,16 | — | TSSOP6,.08 | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | SQUARE | — | RECTANGULAR | — |
| Package Style | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | GRID ARRAY, VERY THIN PROFILE, FINE PITCH | — | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH | — |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 | 260 | 260 | — | 260 | — |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified | Not Qualified | — | — | — | — |
| Surface Mount | YES | YES | YES | YES | YES | YES | — | YES | — |
| Switcher Configuration | BUCK | BUCK | BUCK | BUCK | BUCK | — | — | — | — |
| Switching Frequency-Max | 2600 kHz | 2600 kHz | 2600 kHz | 800 kHz | 2600 kHz | — | — | — | — |
| Temperature Grade | OTHER | INDUSTRIAL | INDUSTRIAL | AUTOMOTIVE | OTHER | — | — | MILITARY | — |
| Terminal Finish | TIN LEAD | Matte Tin (Sn) | Matte Tin (Sn) | Tin/Lead (Sn/Pb) | TIN LEAD | Tin/Silver/Copper (Sn/Ag/Cu) | — | Nickel/Palladium/Gold (Ni/Pd/Au) | — |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING | BALL | — | GULL WING | — |
| Terminal Pitch | 0.95 mm | 0.953 mm | 0.953 mm | 0.65 mm | 0.95 mm | 0.4 mm | — | 0.95 mm | — |
| Terminal Position | DUAL | DUAL | DUAL | DUAL | DUAL | BOTTOM | — | DUAL | — |
| ## LM3671MF-3.3 Alternates Showing results | Image | — | — | — | — | — | — | — | — |
| Number of Outputs | — | 1 | 1 | 1 | — | — | — | — | — |
| Output Voltage-Max | — | 3.3 V | 3.3 V | 37 V | — | — | — | — | — |
| Output Voltage-Min | — | 1.1 V | 1.1 V | 2.5 V | — | — | — | — | — |
| Output Voltage-Nom | — | 3.3 V | 3.3 V | 7 V | — | — | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | NOT SPECIFIED | — | 30 | — | 30 | — |
| ## LM3671MF-3.3/NOPB Alternates Showing results | — | — | Image | — | — | — | — | — | — |
| Supply Current-Max (Isup) | — | — | — | 0.675 mA | — | — | — | — | — |
| Supply Voltage-Nom (Vsup) | — | — | — | 24 V | — | 1.2 V | — | — | — |
| Technology | — | — | — | BICMOS | — | — | — | BICMOS | — |
| ## LM25007MM Alternates Showing results | — | — | — | Image | — | — | — | — | — |
| ## LM3674MF-1.8 Alternates Showing results | — | — | — | — | Image | — | — | — | — |
| Date Of Intro | — | — | — | — | — | 2017-07-20 | — | — | — |
| Adjustable Threshold | — | — | — | — | — | NO | — | — | — |
| Number of Channels | — | — | — | — | — | 1 | — | — | — |
| Supply Voltage-Max (Vsup) | — | — | — | — | — | 5.5 V | — | — | — |
| Supply Voltage-Min (Vsup) | — | — | — | — | — | 1 V | — | — | — |
| Interface IC Type | — | — | — | — | — | — | — | INTERFACE CIRCUIT | — |
| Supply Voltage-Max | — | — | — | — | — | — | — | 5.5 V | — |
| Supply Voltage-Min | — | — | — | — | — | — | — | 2.25 V | — |
| Supply Voltage-Nom | — | — | — | — | — | — | — | 5 V | — |
| ## SN6505BDBVT Alternates Showing results | — | — | — | — | — | — | — | Image | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Switching Regulator, Voltage-mode, 0.6A, 2600kHz Switching Freq-Max, PDSO5
Switching Regulator, Voltage-mode, 1.15A, 2600kHz Switching Freq-Max, PDSO5
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Why Look for Alternatives?
Finding alternatives for LM3671MF-3.3 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 LM3671MF-3.3 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 LM3671MF-3.3FAQ
What is equivalent to LM3671MF-3.3?
Known equivalents for LM3671MF-3.3 include LM3671MFX-3.3/NOPB, LM3671MF-3.3/NOPB, LM25007MM. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM3671MF-3.3?
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 LM3671MF-3.3 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.