TDA7391Alternatives & Equivalent Parts
About TDA7391
TDA7391 is a Integrated Circuit component manufactured by STMicroelectronics. It comes in a Transistor Outline, Vertical package. Below you'll find known alternative and equivalent parts that can serve as replacements in your design.
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Specification Comparison
| Parameter | TDA7391Source | TDA7391LVPD | E-TDA7391PD | TDA7391LVPDTR |
|---|---|---|---|---|
| Manufacturer | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Package Type | Transistor Outline, Vertical | Small Outline Packages | Small Outline Packages | Small Outline Packages |
| Pin Count | 11 | 21 | 20 | 21 |
| Temperature Range | — | — | — | — |
| Price | $2.0064 | $2.5100 | $1.7885 | $2.2632 |
| Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | END OF LIFE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | ||||
| Factory Lead Time | 15 Weeks | 18 Weeks | — | 15 Weeks |
| YTEOL | 1 | 5 | 6.35 | 5 |
| Bandwidth-Nom | 22 kHz | 22 kHz | 22 kHz | 22 kHz |
| Consumer IC Type | CLASS AB AUDIO AMPLIFIER | CLASS AB AUDIO AMPLIFIER | AUDIO AMPLIFIER | CLASS AB AUDIO AMPLIFIER |
| Gain | 30 dB | 30 dB | — | 30 dB |
| Harmonic Distortion | 10% | 10% | — | 10% |
| JESD-30 Code | R-PZIP-T11 | R-PDSO-G20 | R-PDSO-G20 | R-PDSO-G20 |
| JESD-609 Code | e3 | — | e3 | — |
| Number of Channels | 1 | 1 | 1 | 1 |
| Number of Functions | 1 | 1 | 1 | 1 |
| Output Power-Nom | 32 W | 32 W | 32 W | 32 W |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | ZIP11,.2,.17,67TB | SOP20,.56 | SOP20,.56 | SOP20,.56 |
| Package Shape | RECTANGULAR | RECTANGULAR | RECTANGULAR | RECTANGULAR |
| Package Style | FLANGE MOUNT | SMALL OUTLINE, HEAT SINK/SLUG | SMALL OUTLINE, HEAT SINK/SLUG | SMALL OUTLINE, HEAT SINK/SLUG |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | Not Qualified |
| Supply Current-Max | 150 mA | — | 150 mA | — |
| Supply Voltage-Max (Vsup) | 18 V | 18 V | 18 V | 18 V |
| Supply Voltage-Min (Vsup) | 8 V | 6 V | 8 V | 6 V |
| Surface Mount | NO | YES | YES | YES |
| Technology | BIPOLAR | — | — | — |
| Terminal Finish | Tin (Sn) | — | Tin (Sn) | — |
| Terminal Form | THROUGH-HOLE | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.7 mm | 1.27 mm | 1.27 mm | 1.27 mm |
| Terminal Position | ZIG-ZAG | DUAL | DUAL | DUAL |
| Peak Reflow Temperature (Cel) | — | — | 245 | — |
| Time@Peak Reflow Temperature-Max (s) | — | — | 30 | — |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
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Get one quote covering all 3 alternatives for TDA7391 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for TDA7391 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 TDA7391 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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FAQ
What is equivalent to TDA7391?
Known equivalents for TDA7391 include TDA7391LVPD, E-TDA7391PD, TDA7391LVPDTR. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TDA7391?
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 TDA7391 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.