LM3478MMAlternatives & Equivalent Parts
About LM3478MM
LM3478MM is a Integrated Circuit component manufactured by Texas Instruments. It comes in a Small Outline Packages package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM3478MMSource | LM3478MMX/NOPB | LM3478MM/NOPB | SN6501DBVR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages | SOT23 (5-Pin) |
| Pin Count | 8 | 8 | 8 | 5 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $0.5350 | $0.5141 | $1.0125 | $0.9100 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | Yes | Yes |
| YTEOL | 0 | 15 | 15 | 15 |
| Analog IC - Other Type | SWITCHING CONTROLLER | SWITCHING CONTROLLER | SWITCHING CONTROLLER | — |
| Control Mode | CURRENT-MODE | CURRENT-MODE | CURRENT-MODE | — |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — |
| Input Voltage-Max | 40 V | 40 V | 40 V | — |
| Input Voltage-Min | 2.97 V | 2.97 V | 2.97 V | — |
| Input Voltage-Nom | 12 V | 12 V | 12 V | — |
| JESD-30 Code | S-PDSO-G8 | S-PDSO-G8 | S-PDSO-G8 | R-PDSO-G5 |
| JESD-609 Code | e0 | e3 | e3 | e4 |
| Number of Functions | 1 | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 | — |
| Output Current-Max | 10 A | 10 A | 10 A | 0.5 A |
| Output Voltage-Max | 500 V | 500 V | 500 V | — |
| Output Voltage-Min | 1.26 V | 1.26 V | 1.26 V | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP8,.19 | TSSOP8,.19 | TSSOP8,.19 | TSOP5/6,.11,37 |
| Package Shape | SQUARE | SQUARE | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, LOW PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max (Isup) | 3.3 mA | 3.3 mA | 3.3 mA | — |
| Surface Mount | YES | YES | YES | YES |
| Switcher Configuration | BUCK-BOOST | BUCK-BOOST | BUCK-BOOST | — |
| Switching Frequency-Max | 1000 kHz | 1000 kHz | 1000 kHz | — |
| Technology | BICMOS | BICMOS | BICMOS | CMOS |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | TIN LEAD | Matte Tin (Sn) | Matte Tin (Sn) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.65 mm | 0.65 mm | 0.95 mm |
| Terminal Position | DUAL | DUAL | DUAL | DUAL |
| ## LM3478MM Alternates Showing results | Image | — | — | — |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 | 30 |
| ## LM3478MM/NOPB Alternates Showing results | — | — | Image | — |
| Interface IC Type | — | — | — | INTERFACE CIRCUIT |
| Supply Voltage-Max | — | — | — | 5.5 V |
| Supply Voltage-Min | — | — | — | 3 V |
| Supply Voltage-Nom | — | — | — | 3.3 V |
| ## SN6501DBVR Alternates Showing results | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Switching Controller, Current-mode, 10A, 1000kHz Switching Freq-Max, BICMOS, PDSO8
Switching Controller, Current-mode, 1A, 1000kHz Switching Freq-Max, PDSO8
suggested
Why Look for Alternatives?
Finding alternatives for LM3478MM 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 LM3478MM 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 LM3478MMFAQ
What is equivalent to LM3478MM?
Known equivalents for LM3478MM include LM3478MMX/NOPB, LM3478MM/NOPB, SN6501DBVR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM3478MM?
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 LM3478MM 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.