LMZ31503RUQTAlternatives & Equivalent Parts
About LMZ31503RUQT
LMZ31503RUQT is a Power Supply component manufactured by Texas Instruments. It comes in a Other package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
Specification Comparison
| Parameter | LMZ31503RUQTSource | LMZ31503RUQR |
|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments |
| Package Type | Other | Other |
| Pin Count | 47 | 49 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $7.6418 | $1.5170 |
| Electrical Parameters | ||
| Pbfree Code | Yes | Yes |
| YTEOL | 15 | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE | CURRENT-MODE |
| Input Voltage-Max | 14.5 V | 14.5 V |
| Input Voltage-Min | 4.5 V | 4.5 V |
| Input Voltage-Nom | 12 V | 12 V |
| JESD-30 Code | R-PQCC-N47 | R-PQCC-N47 |
| JESD-609 Code | e4 | e4 |
| Number of Functions | 1 | 1 |
| Number of Outputs | 1 | 1 |
| Output Current-Max | 3 A | 3 A |
| Output Voltage-Max | 5.5 V | 5.5 V |
| Output Voltage-Min | 0.8 V | 0.8 V |
| Output Voltage-Nom | 1.8 V | 1.8 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | LCC47,.35X.59,35 | LCC47,.35X.59,35 |
| Package Shape | RECTANGULAR | RECTANGULAR |
| Package Style | CHIP CARRIER, HEAT SINK/SLUG | CHIP CARRIER, HEAT SINK/SLUG |
| Peak Reflow Temperature (Cel) | 245 | 245 |
| Qualification Status | Not Qualified | Not Qualified |
| Surface Mount | YES | YES |
| Switcher Configuration | BUCK | BUCK |
| Switching Frequency-Max | 780 kHz | 780 kHz |
| Technology | HYBRID | HYBRID |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | NO LEAD | NO LEAD |
| Terminal Pitch | 0.9 mm | 0.9 mm |
| Terminal Position | QUAD | QUAD |
| 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
Switching Regulator, Current-mode, 3A, 780kHz Switching Freq-Max, Hybrid, PQCC47
Why Look for Alternatives?
Finding alternatives for LMZ31503RUQT 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 LMZ31503RUQT 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 LMZ31503RUQT?
Known equivalents for LMZ31503RUQT include LMZ31503RUQR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of LMZ31503RUQT?
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 LMZ31503RUQT 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.