E-TDA7391PDTR vs TDA7256 对比
详细并排对比 E-TDA7391PDTR 出自 STMicroelectronics 和 TDA7256 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
E-TDA7391PDTR - 2x40W Dual BTL Audio Amplifier | STMicroelectronics
E-TDA7391PDTR ✓ 量产中STMicroelectronics
TDA7256 - 30W Class-AB Bridge Car-Radio Amplifier | STMicroelectronics
TDA7256 ✓ 量产中规格对比
| 参数 | E-TDA7391PDTR | TDA7256 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Amplifier ICs | Amplifier ICs |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $3.36 | $1.95 |
| Output Power | 2x40W at 4 ohm, 14.4V, 10% THD | 30 W into 4 ohm at THD 10% |
| Supply Voltage Range | 8V to 18V | — |
| 静态电流 | 120mA | — |
| Amplifier Type | Class AB | — |
| 输出配置 | Bridge-Tied Load (BTL) | — |
| Number of Channels | 2 (Dual) | — |
| 封装 | PowerSO-20 | Multiwatt-11 (vertical, with tab) |
| 安装类型 | Surface Mount | Through-hole (with heatsink) |
| 工作温度范围 | -40C to +105C | — |
| Standby Function | Yes | — |
| Mute Function | Yes | — |
| Short-Circuit Protection | Yes | RL short, OUT to GND, OUT to Vs |
| Thermal Protection | Yes | — |
| Load Dump Protection | Yes | — |
| RoHS 状态 | Compliant | Compliant |
| Product Type | — | Class-AB Bridge Audio Power Amplifier |
| Output Channels | — | 1 (Mono, BTL) |
| 拓扑 | — | Bridge-Tied Load (BTL), Class-AB |
| Minimum Load Impedance | — | 2 ohm |
| Supply Voltage (Vs) | — | [6 - 18 V] |
| Input Type | — | Differential |
| Mute / Standby Logic | — | TTL compatible |
| Standby Current | — | Very low (standby mode) |
| Turn-on Delay | — | Programmable |
| Load-Dump Protection | — | Yes |
| 热关断 | — | Yes |
| 工作温度 | — | [DATA_NEEDED: operating temperature range] |