TDA7388 vs TDA7379 对比
详细并排对比 TDA7388 出自 STMicroelectronics 和 TDA7379 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
TDA7388 - 4x45W Quad Bridge Car Radio Amplifier | STMicroelectronics
TDA7388 ✓ 量产中STMicroelectronics
TDA7379 - 4x13W / 2x38W Class-AB Quad Audio Power Amplifier | STMicroelectronics
TDA7379 ✓ 量产中规格对比
| 参数 | TDA7388 | TDA7379 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Audio Amplifiers | 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） | $4.16 | $1.39 |
| Output Power | 4 x 45 W (4 ohm, 14.4 V, 10% THD) | — |
| Supply Voltage Range | 8 V to 18 V | — |
| 静态电流 | 120 mA | — |
| Output Offset Voltage | 150 mV | — |
| Input Impedance | 100 kohm | — |
| Voltage Gain | 26 dB | — |
| Total Harmonic Distortion | 0.03% (typical, 1 kHz, 4 ohm, 1 W) | — |
| Signal-to-Noise Ratio | 90 dBA | — |
| Standby Current | 100 uA | — |
| 工作温度范围 | -40C to +105C | — |
| 封装 | Flexiwatt 25 | Multiwatt-15 (vertical, through-hole) |
| 安装类型 | Through Hole | Through-Hole |
| Thermal Resistance (junction-case) | 1.5 C/W | — |
| RoHS 状态 | Compliant | — |
| Number of Channels | 4 | — |
| 拓扑 | — | Class-AB |
| 输出配置 | — | 2-Channel (Stereo) or 4-Channel (Quad) |
| Output Power (Quad SE) | — | 4 x 13 W into 4 ohm |
| Output Power (Dual BTL) | — | 2 x 38 W into 4 ohm |
| 工作电源电压 | — | 18 V nominal |
| Maximum Supply Voltage | — | 28 V DC |
| Internal Gain (BTL) | — | 26 dB (fixed) |
| Bootstrap Capacitors | — | Not required (internal) |
| Boucherot Cells | — | Not required (internal) |
| Standby Function | — | Yes, CMOS-compatible |
| Short-Circuit Protection | — | Yes (to GND and VCC) |
| Load Dump Protection | — | Yes |
| Reversed Battery Protection | — | Yes |