Overview
The TPA301DRG4 is a high-fidelity audio power amplifier from Texas Instruments, designed to deliver premium sound quality with high efficiency. This compact and versatile audio amplifier is ideal for a wide range of applications, including television sound systems, desktop speakers, and portable audio devices. It operates on a supply voltage range from 2.5V to 5.5V, making it suitable for battery-powered applications where power efficiency is critical. The TPA301DRG4 features a low quiescent current, which extends battery life in portable applications, and boasts a low THD+N (Total Harmonic Distortion plus Noise) for clear and clean audio reproduction.
Key Specifications
| Parameter | Value |
|---|---|
| Manufacturer | Texas Instruments |
| Part Number | TPA301DRG4 |
| Type | Class AB |
| Output Type | 1-Channel (Mono) |
| Max Output Power x Channels @ Load | 700mW x 1 @ 8 Ohm |
| Supply Voltage | 2.5V to 5.5V |
| Operating Temperature Range | -40°C to 85°C |
| Quiescent Current (Typ) | 0.7 mA |
| Shutdown Current (ISD) | 0.15 uA |
| THD + N @ 1 kHz | 1% |
| Package Type | 8-SOIC (0.154", 3.90mm Width) |
| RoHS Compliance | Yes |
Key Features
- High-fidelity audio output with low THD+N for clear and clean sound reproduction.
- Low quiescent current to extend battery life in portable applications.
- Integrated shutdown function to reduce power consumption when not in use.
- Built-in thermal and over-current protection circuits to safeguard the device and speakers.
- Compact 8-pin PowerPAD™ MSOP package optimized for heat dissipation and space-constrained applications.
- Lead (Pb)-free and RoHS-compliant design to meet modern environmental standards.
- Short-circuit and thermal protection features.
Applications
- Television sound systems
- Desktop speakers
- Portable audio devices
- Other audio amplification needs in various consumer electronics
Q & A
- What is the maximum output power of the TPA301DRG4?
The maximum output power of the TPA301DRG4 is 700mW x 1 @ 8 Ohm.
- What is the operating voltage range of the TPA301DRG4?
The operating voltage range of the TPA301DRG4 is from 2.5V to 5.5V.
- What is the quiescent current of the TPA301DRG4?
The quiescent current (Typ) of the TPA301DRG4 is 0.7 mA.
- Does the TPA301DRG4 have built-in protection features?
Yes, the TPA301DRG4 has built-in thermal and over-current protection circuits.
- What is the package type of the TPA301DRG4?
The package type of the TPA301DRG4 is 8-SOIC (0.154", 3.90mm Width).
- Is the TPA301DRG4 RoHS compliant?
Yes, the TPA301DRG4 is RoHS compliant.
- What is the operating temperature range of the TPA301DRG4?
The operating temperature range of the TPA301DRG4 is -40°C to 85°C.[
- Does the TPA301DRG4 have an integrated shutdown function?
Yes, the TPA301DRG4 has an integrated shutdown function to reduce power consumption when not in use.
- What is the THD + N @ 1 kHz of the TPA301DRG4?
The THD + N @ 1 kHz of the TPA301DRG4 is 1%.[
- What are some typical applications of the TPA301DRG4?
The TPA301DRG4 is typically used in television sound systems, desktop speakers, and portable audio devices.
