TDA7850 vs STPA008-4WX 对比
详细并排对比 TDA7850 出自 STMicroelectronics 和 STPA008-4WX 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
TDA7850 - 4x50W Quad Bridge Car Audio Amplifier | STMicroelectronics
TDA7850 ✓ 量产中STMicroelectronics
STPA008-4WX - 4x50W Class AB Audio Amplifier | STMicroelectronics
STPA008-4WX ✓ 量产中规格对比
| 参数 | TDA7850 | STPA008-4WX |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Motors & Drivers | Amplifier ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | — |
| 单价（USD） | $5.50 | — |
| 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 | — |
| 封装 | Flexiwatt-25 | 25-Flexiwatt vertical |
| 安装类型 | Through Hole | Through-hole power package |
| 热阻 | 1°C/W | — |
| RoHS 状态 | Compliant | — |
| Protection Features | Short-circuit, over-temperature, load-dump | — |
| 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 |
| 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] |