STPA008-4WX vs TDA7850 对比
详细并排对比 STPA008-4WX 出自 STMicroelectronics 和 TDA7850 出自 STMicroelectronics。对比关键规格、电气参数、封装、生命周期状态、价格和供货情况，以确定最适合您设计需求的元器件。
STMicroelectronics
STPA008-4WX - 4x50W Class AB Audio Amplifier | STMicroelectronics
STPA008-4WX ✓ 量产中STMicroelectronics
TDA7850 - 4x50W Quad Bridge Car Audio Amplifier | STMicroelectronics
TDA7850 ✓ 量产中规格对比
| 参数 | STPA008-4WX | TDA7850 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Amplifier ICs | Motors & Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | — | 有库存 |
| 单价（USD） | — | $5.50 |
| Product Type | 4-channel MOSFET audio power amplifier | — |
| 输出配置 | 4 channels in bridge-tied-load configuration | — |
| Amplifier Class | Class AB | — |
| Rated Output Power | 4 x 50 W | — |
| Minimum Operating Supply Voltage | 6 V | — |
| Maximum Operating Supply Voltage | [DATA_NEEDED: maximum operating supply voltage] | — |
| Output Stage Technology | MOSFET | — |
| Number of Amplifier Channels | 4 channels | — |
| Standby Control Logic | 3.3 V CMOS-compatible | — |
| Mute Control Logic | 3.3 V CMOS-compatible | — |
| Offset Detection | Integrated | — |
| Clipping Detection | Not specified for the Flexiwatt25 version | — |
| Diagnostics Output | Not specified for the Flexiwatt25 version | — |
| 封装 | 25-Flexiwatt vertical | Flexiwatt-25 |
| 安装类型 | Through-hole power package | Through Hole |
| Automotive Application | High-power car-radio and automotive infotainment systems | — |
| Input Capacitor Recommendation | One quarter of the capacitor connected to the AC-GND pin | — |
| Mute and Standby Transition Control | RC cells required at both pins | — |
| 工作温度范围 | [DATA_NEEDED: operating temperature range] | — |
| RoHS Compliance | [DATA_NEEDED: RoHS compliance status] | — |
| REACH Compliance | [DATA_NEEDED: REACH compliance status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Output Power | — | 4x50W at 4Ω, 14.4V |
| Supply Voltage Range | — | 8V to 18V |
| 静态电流 | — | 120mA |
| 输出噪声 | — | 50µV |
| Signal-to-Noise Ratio | — | 90dB |
| Total Harmonic Distortion | — | 0.006% at 1kHz |
| PSRR | — | 80dB |
| Standby Current | — | 1µA |
| Mute Attenuation | — | 80dB |
| 工作温度 | — | -40°C to +105°C |
| 热阻 | — | 1°C/W |
| RoHS 状态 | — | Compliant |
| Protection Features | — | Short-circuit, over-temperature, load-dump |