LM2678S-ADJ/NOPBAlternatives & Equivalent Parts
About LM2678S-ADJ/NOPB
LM2678S-ADJ/NOPB is a Integrated Circuit component manufactured by Texas Instruments. It comes in a TO-XXX (Inc. DPAK) package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LM2678S-ADJ/NOPBSource | LM2678SX-ADJ/NOPB | LM2678S-ADJ |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | TO-XXX (Inc. DPAK) | Other | Other |
| Pin Count | 4 | 4 | 4 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $2.4987 | $4.3899 | $2.3001 |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 0 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | SWITCHING REGULATOR |
| Control Mode | VOLTAGE-MODE | VOLTAGE-MODE | VOLTAGE-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION |
| Input Voltage-Max | 40 V | 40 V | 40 V |
| Input Voltage-Min | 8 V | 8 V | 8 V |
| Input Voltage-Nom | 12 V | — | 12 V |
| JESD-30 Code | R-PSSO-G7 | R-PSSO-G7 | R-PSSO-G7 |
| JESD-609 Code | e3 | e3 | e0 |
| Number of Functions | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 |
| Output Current-Max | 5 A | 5 A | 5 A |
| Output Voltage-Max | 37 V | 37 V | 37 V |
| Output Voltage-Min | 1.23 V | 1.23 V | 1.23 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SMSIP7H,.55,50TB | SMSIP7H,.55,50TB | SMSIP7H,.55,50TB |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 245 | 245 | 235 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified |
| Surface Mount | YES | YES | YES |
| Switcher Configuration | BUCK | BUCK | BUCK |
| Switching Frequency-Max | 260 kHz | 260 kHz | 260 kHz |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | Matte Tin (Sn) | Matte Tin (Sn) | Tin/Lead (Sn/Pb) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | SINGLE | SINGLE | SINGLE |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| ## LM2678SX-ADJ/NOPB Alternates Showing results | — | Image | — |
| Date Of Intro | — | — | 1998-04-01 |
| Technology | — | — | BICMOS |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Switching Regulator, Voltage-mode, 5A, 260kHz Switching Freq-Max, PSSO7
Switching Regulator, Voltage-mode, 8.75A, 280kHz Switching Freq-Max, PSSO7
Why Look for Alternatives?
Finding alternatives for LM2678S-ADJ/NOPB 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 LM2678S-ADJ/NOPB 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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What is equivalent to LM2678S-ADJ/NOPB?
Known equivalents for LM2678S-ADJ/NOPB include LM2678SX-ADJ/NOPB, LM2678S-ADJ. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM2678S-ADJ/NOPB?
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 LM2678S-ADJ/NOPB 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.