E-TDA7377 vs STA540 对比
详细并排对比 E-TDA7377 出自 STMicroelectronics 和 STA540 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
STA540 - 4-Channel 38W Class-AB Audio Amplifier | STMicroelectronics
STA540 ✓ 量产中规格对比
| 参数 | E-TDA7377 | STA540 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Audio Amplifiers | Amplifier ICs |
| 生命周期状态 | 有效 | 有效 |
| Output Power (BTL) | 2x38W at 14.4V, 4Ω, 10% THD | — |
| Output Power (Single-Ended) | 4x10W at 14.4V, 4Ω, 10% THD | — |
| Supply Voltage Range | 8V to 18V | — |
| 静态电流 | 120 mA (typical) | [DATA_NEEDED: quiescent current] |
| Total Harmonic Distortion (THD) | 0.03% at 1kHz, 1W | — |
| Signal-to-Noise Ratio | 90 dB (typical) | — |
| Input Impedance | 30 kΩ (typical) | — |
| Output Offset Voltage | ±50 mV (max) | — |
| Standby Current | 1 μA (typical) | — |
| 工作温度范围 | -40°C to +150°C | [DATA_NEEDED: operating temperature range] |
| 封装 | Multiwatt-15 | 15-pin Multiwatt ECOPACK Pb-free package |
| 安装类型 | Through Hole | Surface Mount |
| Number of Channels | 4 (quad) or 2 (bridge) | — |
| Protection Features | Short-circuit, thermal, over-voltage | — |
| RoHS 状态 | Compliant | — |
| Amplifier Type | — | 4-Channel Class-AB Audio Power Amplifier |
| Maximum Channel Count | — | 4 channels |
| 输出配置 | — | Single-ended outputs |
| High Output Power at 18 V | — | 2 × 38 W into 4 Ω at 1 kHz and 10% THD |
| High Output Power at 22 V | — | 2 × 34 W into 8 Ω at 1 kHz and 10% THD |
| Output Power at 14.4 V | — | 2 × 24 W into 4 Ω at 1 kHz and 10% THD |
| Output Power at 16 V | — | 2 × 15 W into 8 Ω at 1 kHz and 10% THD |
| Quad-Channel Output Power | — | 4 × 13 W into 2 Ω at 15 V, 1 kHz, and 10% THD |
| External Bootstrap Capacitors | — | Not required |
| Short-Circuit Protection | — | Integrated |
| Thermal Protection | — | Integrated |
| Diagnostic Functions | — | Integrated |
| Package Pin Count | — | 15 pins |
| RoHS Compliance | — | Compliant with RoHS 2002/95/EC |
| Lead-Free Construction | — | Pb-free package |
| 电源电压 | — | [DATA_NEEDED: supply voltage range] |
| Input Sensitivity | — | [DATA_NEEDED: input sensitivity] |