TPA311DG4Alternatives & Equivalent Parts
About TPA311DG4
TPA311DG4 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.
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Specification Comparison
| Parameter | TPA311DG4Source | TPA311D | STM32F103RET6TR | LDL1117S50R | SN74HC139D |
|---|---|---|---|---|---|
| Manufacturer | Texas Instruments | Texas Instruments | STMicroelectronics | STMicroelectronics | Texas Instruments |
| Package Type | Small Outline Packages | Small Outline Packages | Quad Flat Packages | SOT223 (3-Pin) | — |
| Pin Count | 8 | 8 | 64 | 4 | — |
| Temperature Range | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | -40.0°C ~ 85.0°C | — | — |
| Price | $0.5863 | $0.5765 | $5.4802 | $0.1164 | $0.5315 |
| Stock | In Stock | In Stock | In Stock | In Stock | In Stock |
| Lifecycle | OBSOLETE | ACTIVE | ACTIVE | ACTIVE | ACTIVE |
| Electrical Parameters | |||||
| YTEOL | 0 | 15 | 9 | 6.7 | 0 |
| Bandwidth-Nom | 10 kHz | 10 kHz | — | — | — |
| Consumer IC Type | AUDIO AMPLIFIER | AUDIO AMPLIFIER | — | — | — |
| Harmonic Distortion | 0.5% | 0.5% | — | — | — |
| JESD-30 Code | R-PDSO-G8 | R-PDSO-G8 | S-PQFP-G64 | R-PDSO-G4 | R-PDSO-G16 |
| JESD-609 Code | e4 | e4 | e3 | — | e4 |
| Number of Channels | 1 | 1 | — | — | — |
| Number of Functions | 1 | 1 | — | 1 | 2 |
| Output Power-Nom | 0.7 W | 0.35 W | — | — | — |
| Package Body Material | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY | PLASTIC/EPOXY |
| Package Equivalence Code | SOP8,.25 | SOP8,.25 | QFP64,.47SQ,20 | SOT-223 | SOP16,.25 |
| Package Shape | RECTANGULAR | RECTANGULAR | SQUARE | RECTANGULAR | RECTANGULAR |
| Package Style | SMALL OUTLINE | SMALL OUTLINE | FLATPACK, LOW PROFILE, FINE PITCH | SMALL OUTLINE | SMALL OUTLINE |
| Peak Reflow Temperature (Cel) | 260 | 260 | 260 | NOT SPECIFIED | 260 |
| Qualification Status | Not Qualified | Not Qualified | Not Qualified | — | Not Qualified |
| Supply Current-Max | 1.5 mA | 1.5 mA | 69 mA | — | — |
| Supply Voltage-Max (Vsup) | 5.5 V | 5.5 V | — | — | 6 V |
| Supply Voltage-Min (Vsup) | 2.5 V | 2.5 V | — | — | 2 V |
| Surface Mount | YES | YES | YES | YES | YES |
| Technology | CMOS | CMOS | CMOS | — | CMOS |
| Temperature Grade | INDUSTRIAL | INDUSTRIAL | INDUSTRIAL | — | INDUSTRIAL |
| Terminal Finish | NICKEL PALLADIUM GOLD | Nickel/Palladium/Gold (Ni/Pd/Au) | Matte Tin (Sn) | — | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING | GULL WING | GULL WING | GULL WING | GULL WING |
| Terminal Pitch | 1.27 mm | 1.27 mm | 0.5 mm | 2.3 mm | 1.27 mm |
| Terminal Position | DUAL | DUAL | QUAD | DUAL | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 | 30 | 30 | NOT SPECIFIED | 30 |
| ## TPA311DG4 Alternates Showing results | Image | — | — | — | — |
| Pbfree Code | — | Yes | — | — | — |
| Factory Lead Time | — | — | 13 Weeks | — | — |
| Has ADC | — | — | YES | — | — |
| Bit Size | — | — | 32 | — | — |
| Boundary Scan | — | — | YES | — | — |
| CPU Family | — | — | CORTEX-M3 | — | — |
| Clock Frequency-Max | — | — | 16 MHz | — | — |
| DAC Channels | — | — | YES | — | — |
| DMA Channels | — | — | YES | — | — |
| Format | — | — | FIXED POINT | — | — |
| Integrated Cache | — | — | NO | — | — |
| Low Power Mode | — | — | YES | — | — |
| Number of DMA Channels | — | — | 12 | — | — |
| Number of External Interrupts | — | — | 16 | — | — |
| Number of I/O Lines | — | — | 51 | — | — |
| Number of Timers | — | — | 11 | — | — |
| On Chip Program ROM Width | — | — | 8 | — | — |
| PWM Channels | — | — | YES | — | — |
| RAM (bytes) | — | — | 65536 | — | — |
| ROM (words) | — | — | 524288 | — | — |
| ROM Programmability | — | — | FLASH | — | — |
| Speed | — | — | 72 MHz | — | — |
| Supply Voltage-Max | — | — | 3.6 V | — | — |
| Supply Voltage-Min | — | — | 3.3 V | — | — |
| Supply Voltage-Nom | — | — | 3.3 V | — | — |
| uPs/uCs/Peripheral ICs Type | — | — | MICROCONTROLLER, RISC | — | — |
| ## STM32F103RET6TR Alternates Showing results | — | — | Image | — | — |
| Adjustability | — | — | — | FIXED | — |
| Dropout Voltage1-Max | — | — | — | 0.6 V | — |
| Dropout Voltage1-Nom | — | — | — | 1 V | — |
| Input Voltage Absolute-Max | — | — | — | 20 V | — |
| Input Voltage-Max | — | — | — | 18 V | — |
| Input Voltage-Min | — | — | — | 6 V | — |
| Line Regulation-Max | — | — | — | 0.012% | — |
| Load Regulation-Max | — | — | — | 0.015% | — |
| Number of Outputs | — | — | — | 1 | — |
| Operating Temperature TJ-Max | — | — | — | 125 °C | — |
| Operating Temperature TJ-Min | — | — | — | -40 °C | — |
| Output Current1-Max | — | — | — | 1.2 A | — |
| Output Voltage1-Max | — | — | — | 5.15 V | — |
| Output Voltage1-Min | — | — | — | 4.85 V | — |
| Output Voltage1-Nom | — | — | — | 5 V | — |
| Packing Method | — | — | — | TR | TUBE |
| Regulator Type | — | — | — | FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR | — |
| Voltage Tolerance-Max | — | — | — | 3% | — |
| Family | — | — | — | — | HC/UH |
| Input Conditioning | — | — | — | — | STANDARD |
| Load Capacitance (CL) | — | — | — | — | 50 pF |
| Logic IC Type | — | — | — | — | 2-LINE TO 4-LINE DECODER |
| Max I(ol) | — | — | — | — | 0.0052 A |
| Number of Bits | — | — | — | — | 4 |
| Output Polarity | — | — | — | — | INVERTED |
| Power Supply Current-Max (ICC) | — | — | — | — | 0.08 mA |
| Prop. Delay@Nom-Sup | — | — | — | — | 44 ns |
| Propagation Delay (tpd) | — | — | — | — | 220 ns |
| Supply Voltage-Nom (Vsup) | — | — | — | — | 5 V |
| ## SN74HC139D Alternates Showing results | — | — | — | — | Image |
Cells highlighted in yellow indicate differing values across parts. Always verify with official datasheets before substitution.
Need pricing on these alternatives?
Get one quote covering all 4 alternatives for TPA311DG4 — response within 24 hours.
Quick Links
Why Look for Alternatives?
Finding alternatives for TPA311DG4 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 TPA311DG4 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 TPA311DG4?
Known equivalents for TPA311DG4 include TPA311D, STM32F103RET6TR, LDL1117S50R. Contact FindMyChip for a full compatibility analysis for your specific application.
Can I use a different manufacturer's part instead of TPA311DG4?
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 TPA311DG4 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.