LM3421MHAlternatives & Equivalent Parts
About LM3421MH
LM3421MH 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 | LM3421MHSource | LM3421MH/NOPB | LM3421MHX/NOPB |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 16 | 16 | 16 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C | -40.0°C ~ 125.0°C |
| Price | $1.0500 | $1.9300 | $1.3715 |
| Electrical Parameters | |||
| Pbfree Code | No | Yes | Yes |
| YTEOL | 0 | 15 | 15 |
| Interface IC Type | LED DISPLAY DRIVER | LED DISPLAY DRIVER | LED DISPLAY DRIVER |
| JESD-30 Code | R-PDSO-G16 | R-PDSO-G16 | R-PDSO-G16 |
| Multiplexed Display Capability | NO | NO | NO |
| Number of Functions | 1 | 1 | 1 |
| Number of Segments | 1 | 1 | 1 |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | TSSOP16,.25 | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH | SMALL OUTLINE, HEAT SINK/SLUG, THIN PROFILE, SHRINK PITCH |
| Qualification Status | Not Qualified | — | — |
| Supply Voltage-Max | 75 V | 75 V | 75 V |
| Supply Voltage-Min | 4.5 V | 4.5 V | 4.5 V |
| Supply Voltage-Nom | 14 V | 14 V | 14 V |
| Surface Mount | YES | YES | YES |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 0.65 mm | 0.65 mm | 0.65 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Additional Feature | — | SEATED HGT-NOM | SEATED HGT-NOM |
| Input Characteristics | — | STANDARD | STANDARD |
| JESD-609 Code | — | e3 | e3 |
| Number of Channels | — | 1 | 1 |
| Output Characteristics | — | CONSTANT-CURRENT | CONSTANT-CURRENT |
| Peak Reflow Temperature (Cel) | — | 260 | 260 |
| Terminal Finish | — | Matte Tin (Sn) | Matte Tin (Sn) |
| Time@Peak Reflow Temperature-Max (s) | — | 30 | 30 |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Why Look for Alternatives?
Finding alternatives for LM3421MH 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 LM3421MH 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.
Can't Find What You Need?
Our sourcing team can help find compatible alternatives for LM3421MH. Get expert recommendations within 24 hours.
Request Alternatives for LM3421MHFAQ
What is equivalent to LM3421MH?
Known equivalents for LM3421MH include LM3421MH/NOPB, LM3421MHX/NOPB. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LM3421MH?
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 LM3421MH 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.