TPS54540DDAAlternatives & Equivalent Parts
About TPS54540DDA
TPS54540DDA 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 | TPS54540DDASource | TPS54540BDDA | TPS54540BQDDARQ1 |
|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 9 | 9 | 9 |
| Temperature Range | -40.0°C ~ 125.0°C | -40.0°C ~ 150.0°C | -40.0°C ~ 125.0°C |
| Price | $0.8659 | $1.2901 | — |
| Electrical Parameters | |||
| Pbfree Code | Yes | Yes | Yes |
| YTEOL | 15 | 15 | 15 |
| Additional Feature | OUTPUT VOLTAGE RANGE IS 0.8 TO 41.1V | ADJUSTABLE OUTPUT VOLTAGE 0.8 TO 41.1V | OUTPUT IN ADJUSTABLE MODE IS 0.8V TO 58.8V |
| 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 | 42 V | 42 V | 42 V |
| Input Voltage-Min | 4.5 V | 4.5 V | 4.5 V |
| Input Voltage-Nom | 12 V | 12 V | 12 V |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | e4 |
| Number of Functions | 1 | 1 | 1 |
| Number of Outputs | 1 | 1 | 1 |
| Output Current-Max | 5 A | 5 A | 5 A |
| Output Voltage-Max | 41.1 V | 41.1 V | 41.1 V |
| Output Voltage-Min | 0.8 V | 0.8 V | 0.8 V |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | — | — |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE | SMALL OUTLINE, HEAT SINK/SLUG, LOW PROFILE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 |
| Qualification Status | Not Qualified | — | — |
| Surface Mount | YES | YES | YES |
| Switcher Configuration | BUCK | BUCK | BUCK |
| Switching Frequency-Max | 2500 kHz | 2500 kHz | 2500 kHz |
| Temperature Grade | AUTOMOTIVE | AUTOMOTIVE | AUTOMOTIVE |
| Terminal Finish | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | Nickel/Palladium/Gold/Silver (Ni/Pd/Au/Ag) | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 |
| Date Of Intro | — | 2019-01-27 | 2017-02-11 |
| Technology | — | BICMOS | BICMOS |
| Screening Level | — | — | AEC-Q100 |
| Supply Current-Max (Isup) | — | — | 0.0045 mA |
| ## TPS54540BQDDARQ1 Alternates Showing results | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Quick Links
Switching Regulator, Current-mode, 5A, 2500kHz Switching Freq-Max, BICMOS, PDSO8
Switching Regulator, Current-mode, 5A, 2500kHz Switching Freq-Max, BICMOS, PDSO8
Why Look for Alternatives?
Finding alternatives for TPS54540DDA 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 TPS54540DDA 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 TPS54540DDA?
Known equivalents for TPS54540DDA include TPS54540BDDA, TPS54540BQDDARQ1. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPS54540DDA?
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 TPS54540DDA 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.