TPS54331DDAAlternatives & Equivalent Parts
About TPS54331DDA
TPS54331DDA 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 | TPS54331DDASource | TPS54331DDAR | STM32F446VCT6 | TPS54334DDAR |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | STMicroelectronics | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Quad Flat Packages | Small Outline Packages |
| Pin Count | 8 | 8 | 100 | 9 |
| Temperature Range | -40.0°C ~ 150.0°C | -40.0°C ~ 150.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C |
| Price | $0.2282 | — | — | $0.7000 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | Yes |
| YTEOL | 15 | 15 | 9 | 15 |
| Analog IC - Other Type | SWITCHING REGULATOR | SWITCHING REGULATOR | — | SWITCHING REGULATOR |
| Control Mode | CURRENT-MODE | CURRENT-MODE | — | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION | PULSE WIDTH MODULATION | — | PULSE WIDTH MODULATION |
| Input Voltage-Max | 28 V | 28 V | — | 28 V |
| Input Voltage-Min | 3.5 V | 3.5 V | — | 4.2 V |
| Input Voltage-Nom | 12 V | 12 V | — | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | S-PQFP-G100 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | — | e3 |
| Number of Functions | 1 | 1 | — | 1 |
| Number of Outputs | 1 | 1 | — | 1 |
| Output Current-Max | 3 A | 3 A | — | 3 A |
| Output Voltage-Max | 25 V | 25 V | — | 25 V |
| Output Voltage-Min | 0.8 V | 0.8 V | — | 0.8 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | FLATPACK | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — |
| Surface Mount | YES | YES | YES | YES |
| Switcher Configuration | BUCK | BUCK | — | BUCK |
| Switching Frequency-Max | 570 kHz | 570 kHz | — | 570 kHz |
| Technology | BICMOS | BICMOS | CMOS | — |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | INDUSTRIAL | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | Matte Tin (Sn) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.5 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | QUAD | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | — | 30 |
| Factory Lead Time | — | — | 15 Weeks | — |
| Has ADC | — | — | YES | — |
| Address Bus Width | — | — | 24 | — |
| Bit Size | — | — | 32 | — |
| CPU Family | — | — | CORTEX-M4F | — |
| Clock Frequency-Max | — | — | 16 MHz | — |
| DMA Channels | — | — | YES | — |
| External Data Bus Width | — | — | 32 | — |
| Number of I/O Lines | — | — | 81 | — |
| On Chip Program ROM Width | — | — | 8 | — |
| PWM Channels | — | — | YES | — |
| Package Equivalence Code | — | — | QFP100,.63SQ,20 | — |
| RAM (bytes) | — | — | 131072 | — |
| ROM (words) | — | — | 262144 | — |
| ROM Programmability | — | — | FLASH | — |
| Speed | — | — | 180 MHz | — |
| Supply Current-Max | — | — | 115 mA | — |
| Supply Voltage-Max | — | — | 3.6 V | — |
| Supply Voltage-Min | — | — | 1.7 V | — |
| Supply Voltage-Nom | — | — | 3.3 V | — |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER, RISC | — |
| ## STM32F446VCT6 Alternates Showing results | — | — | Image | — |
| ## TPS54334DDAR Alternates Showing results | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
suggested
suggested
Switching Regulator, Current-mode, 3A, 570kHz Switching Freq-Max, PDSO8
Why Look for Alternatives?
Finding alternatives for TPS54331DDA 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 TPS54331DDA 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 TPS54331DDA?
Known equivalents for TPS54331DDA include TPS54331DDAR, STM32F446VCT6, TPS54334DDAR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPS54331DDA?
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 TPS54331DDA 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.