TAS5001PFBRG4 - Digital Audio PWM Processor | TI | 48-TQFP
料号： TAS5001PFBRG4 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $3.8 | $3.80 |
| 10 | $3.42 | $34.20 |
| 100 | $3.04 | $304.00 |
| 500 | $2.74 | $1,370.00 |
| 1,000 | $2.43 | $2,430.00 |
TAS5001PFBRG4 概述
A digital audio PWM processor is a specialized integrated circuit that converts digital audio data (such as I2S or TDM) into a pulse-width modulated (PWM) signal that can directly drive a class-D power stage. This approach enables efficient, high-fidelity amplification by keeping the audio signal in the digital domain until the final output stage, minimizing analog distortion and noise. The TAS5001 is part of the broader class of digital audio amplifiers, which are essential in modern consumer electronics, automotive infotainment, and professional audio equipment.
Key features of the TAS5001PFBRG4 include a 96-dB dynamic range, 0.08% THD+N at 1 kHz, and support for 2-channel audio processing. The device is designed to work with the TAS5100 power stage to form a complete digital amplifier system, achieving a system-level dynamic range of 93 dB measured at the speaker terminals. The PWM processor handles digital audio data with high precision, ensuring low distortion and noise.
Technically, the TAS5001 employs advanced digital signal processing to generate PWM signals with minimal jitter and high linearity. It accepts standard digital audio formats and provides the necessary control signals for the external power stage. The device operates from a 3.3V supply and is specified for the industrial temperature range, making it robust for various environments.
Typical applications include home theater systems, soundbars, active speakers, and automotive audio systems. The TAS5001's high dynamic range and low distortion make it ideal for applications where audio fidelity is critical. Its digital architecture simplifies system design by eliminating analog pre-amplification stages.
When designing with the TAS5001, ensure proper decoupling of the power supply and careful PCB layout to minimize noise coupling. The device requires an external power stage (e.g., TAS5100) and a microcontroller for control, so plan the system interface accordingly.
直接替换替代料： TAS5001PFBRG4 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： TAS5001PFBRG4 （相同外形与封装尺寸） ——差异在于 Function, Number of Channels.
快速对比工具——选择替代料号进行并排对比：
TAS5001PFBR
✅ 直接替换📋 参考替代料（不在目录中）
TAS5001IPFB
✅ 直接替换 ⚠️ 规格未核验📋 参考替代料（不在目录中）
TAS5001PFBRG4
✅ 直接替换✓ 有现货
$2.43 / 个
查看数据手册 →TAS5001PFBRG4
✅ 直接替换✓ 有现货
$2.43 / 个
查看数据手册 →TAS5001PFBRG4
✅ 直接替换✓ 有现货
$2.43 / 个
查看数据手册 →TAS5001PFBRG4 最大额定值与电气特性
| 功能 | Digital Audio PWM Processor |
| Number of Channels | 2 |
| Dynamic Range | 96 dB |
| THD+N | 0.08% at 1 kHz |
| 封装 | 48-TQFP (7x7 mm) |
| 安装类型 | Surface Mount |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
TAS5001PFBRG4 引脚配置
| 引脚 1 | VDD — Digital power supply |
| 引脚 2 | GND — Ground |
| 引脚 3 | SD — Shutdown control |
| 引脚 4 | MCLK — Master clock input |
| 引脚 5 | LRCLK — Left/right clock |
| 引脚 6 | DATA — Serial audio data input |
| 引脚 7 | BCK — Bit clock |
| 引脚 8 | PWM_OUT — PWM output to power stage |
| 引脚 9 | GND — Ground |
| 引脚 10 | VDD — Digital power supply |
典型应用
TAS5001PFBRG4 适用于 6 应用s: Home Theater Systems, Active Speakers, Automotive Infotainment, Soundbars, Professional Audio Equipment, Digital Audio Amplifier Modules.
Home Theater Systems
The TAS5001PFBRG4 provides high-fidelity digital audio processing for home theater receivers and soundbars. Its 96-dB dynamic range and low THD+N ensure clear, detailed sound reproduction. The device processes digital audio streams and outputs PWM signals to drive class-D power stages, enabling efficient, compact amplifier designs. With support for 2 channels, it can be used in stereo or multi-channel configurations with additional devices.
推荐
Active Speakers
In active speakers, the TAS5001PFBRG4 processes digital audio from a source and drives the speaker amplifier. Its high dynamic range preserves audio detail, while the digital PWM architecture minimizes analog noise. The device's small 48-TQFP package allows for compact PCB layouts, ideal for space-constrained speaker designs. It pairs with efficient class-D power stages to deliver high output power with low heat dissipation.
推荐
Automotive Infotainment
The TAS5001PFBRG4 is suitable for automotive infotainment systems, providing high-quality audio processing for head units and amplifiers. Its digital architecture ensures consistent performance across temperature variations. The device supports 2-channel audio, making it ideal for stereo systems. It can be paired with automotive-grade power stages to deliver robust audio output in vehicles.
推荐
Soundbars
Soundbars benefit from the TAS5001PFBRG4's compact size and high efficiency. The device processes digital audio from TV or streaming sources, delivering clean PWM signals to the speaker drivers. Its low THD+N ensures clear dialogue and music reproduction. The digital interface simplifies integration with modern audio sources, and the small package allows for slim soundbar designs.
推荐
Professional Audio Equipment
In professional audio equipment, the TAS5001PFBRG4 provides reliable, high-fidelity digital audio processing. Its 96-dB dynamic range meets the demands of studio monitors and mixing consoles. The device's digital PWM output can drive high-power class-D amplifiers, delivering clean sound at high volumes. Its robust design ensures consistent performance in professional environments.
推荐
Digital Audio Amplifier Modules
The TAS5001PFBRG4 is ideal for digital audio amplifier modules used in DIY audio projects and OEM designs. Its digital PWM processing simplifies the amplifier design, reducing the need for analog components. The device's high dynamic range and low distortion make it a popular choice for audiophile-grade modules. It can be paired with various power stages to achieve different output power levels.
推荐
推荐产品汇总
工程参考数据： TAS5001PFBRG4 ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | TAS5001PFBR | TAS5001IPFB |
|---|---|---|---|
| Package | 48-TQFP (7x7) | 48-TQFP (7x7) | 48-TQFP (7x7) |
| Brand | Texas Instruments | Texas Instruments | Texas Instruments |
| Dynamic Range | 96 dB | 96 dB | 96 dB |
| THD+N | 0.08% at 1 kHz | 0.08% at 1 kHz | 0.08% at 1 kHz |
| Channels | 2 | 2 | 2 |
| RoHS | Compliant | Non-compliant (may contain lead) | Compliant |
| Temperature Grade | Standard | Standard | Industrial |
| Pin Compatibility | Reference | Pin-to-pin compatible | Pin-to-pin compatible |
关键差异点
- Lead-free (G4) version （对比 TAS5001PFBR)
- Industrial temperature grade option （对比 TAS5001IPFB)
- High dynamic range （对比 TAS5001PFBR)
设计说明
Ensure a clean digital supply voltage (VDD) with adequate decoupling capacitors (e.g., 0.1uF and 10uF) placed close to the VDD pins. The TAS5001PFBRG4 operates from a 3.3V supply; verify the exact voltage range from the datasheet. Insufficient decoupling can lead to PWM jitter and degraded audio performance.
For optimal performance, keep the digital audio input traces (MCLK, LRCLK, DATA, BCK) short and away from high-current PWM output traces to minimize crosstalk. Use a solid ground plane and consider impedance matching for the clock signals. Follow the layout guidelines in the TAS5001 datasheet.
Do not leave the shutdown (SD) pin floating; tie it to the appropriate logic level to avoid unintended shutdown. Also, ensure the master clock (MCLK) is stable and within the specified frequency range. Incorrect clocking can cause audio distortion or no output.
合规信息
RoHS compliant per G4 suffix. Other compliance data not specified in verified data.
