TPA122DAlternatives & Equivalent Parts
About TPA122D
TPA122D is a Hardware 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 | TPA122DSource | REG103GA-3.3 | REG103GA-5 | REG103UA-3 |
|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | Texas Instruments | Texas Instruments |
| Package Type | Small Outline Packages | SOT223 (5-Pin) | — | Small Outline Packages |
| Pin Count | 8 | 6 | — | 8 |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | -40.0°C ~ 85.0°C |
| Price | $0.7440 | $3.1275 | $3.8900 | $2.1100 |
| Electrical Parameters | ||||
| Pbfree Code | Yes | Yes | — | — |
| YTEOL | 15 | 15 | — | 0 |
| Bandwidth-Nom | 20 kHz | — | — | — |
| Consumer IC Type | AUDIO AMPLIFIER | — | — | — |
| Harmonic Distortion | 0.1% | — | — | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G6 | — | R-PDSO-G8 |
| JESD-609 Code | e4 | e4 | — | e4 |
| Number of Channels | 2 | — | — | — |
| Number of Functions | 1 | 1 | — | 1 |
| Output Power-Nom | 0.15 W | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | — | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOT-223-5 | — | SOP8,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | — | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | — | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | — | 260 |
| Qualification Status | Not Qualified | Not Qualified | — | Not Qualified |
| Supply Current-Max | 3 mA | — | — | — |
| Supply Voltage-Max (Vsup) | 5.5 V | — | — | — |
| Supply Voltage-Min (Vsup) | 2.5 V | — | — | — |
| Surface Mount | YES | YES | — | YES |
| Technology | CMOS | NMOS | — | NMOS |
| Temperature Grade | INDUSTRIAL | — | — | — |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) | Nickel/Palladium/Gold (Ni/Pd/Au) | — | NICKEL PALLADIUM GOLD |
| 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 |
| ## TPA122D Alternates Showing results | Image | — | — | — |
| Adjustability | — | FIXED | — | FIXED |
| Dropout Voltage1-Max | — | 0.2 V | — | 0.2 V |
| Dropout Voltage1-Nom | — | 0.115 V | — | 0.115 V |
| Input Voltage Absolute-Max | — | 16 V | — | 16 V |
| Input Voltage-Max | — | 15 V | — | 15 V |
| Input Voltage-Min | — | 3.5 V | — | 3.2 V |
| Line Regulation-Max | — | 0.115% | — | 0.105% |
| Load Regulation-Max | — | 0.115% | — | 0.105% |
| Number of Outputs | — | 1 | — | 1 |
| Operating Temperature TJ-Max | — | 125 °C | — | 125 °C |
| Operating Temperature TJ-Min | — | -55 °C | — | -55 °C |
| Output Current1-Max | — | 0.5 A | — | 0.5 A |
| Output Voltage1-Max | — | 3.366 V | — | 3.06 V |
| Output Voltage1-Min | — | 3.234 V | — | 2.94 V |
| Output Voltage1-Nom | — | 3.3 V | — | 3 V |
| Packing Method | — | TUBE | — | RAIL |
| Regulator Type | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR |
| Voltage Tolerance-Max | — | 2.8% | — | 2.8% |
| ## REG103GA-3.3 Alternates Showing results | — | Image | — | — |
| ## REG103UA-3 Alternates Showing results | — | — | — | Image |
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 TPA122D 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 TPA122D 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 TPA122D. Get expert recommendations within 24 hours.
Request Alternatives for TPA122DFAQ
What is equivalent to TPA122D?
Known equivalents for TPA122D include REG103GA-3.3, REG103GA-5, REG103UA-3. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPA122D?
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 TPA122D 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.