TDA7379 vs TDA7388 对比
详细并排对比 TDA7379 出自 STMicroelectronics 和 TDA7388 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
TDA7379 - 4x13W / 2x38W Class-AB Quad Audio Power Amplifier | STMicroelectronics
TDA7379 ✓ 量产中STMicroelectronics
TDA7388 - 4x45W Quad Bridge Car Radio Amplifier | STMicroelectronics
TDA7388 ✓ 量产中规格对比
| 参数 | TDA7379 | TDA7388 |
|---|---|---|
| 品牌 | STMicroelectronics | STMicroelectronics |
| 分类 | Amplifier ICs | Audio Amplifiers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $1.39 | $4.16 |
| 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 | — |
| 封装 | Multiwatt-15 (vertical, through-hole) | Flexiwatt 25 |
| 安装类型 | Through-Hole | Through Hole |
| 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 |
| Thermal Resistance (junction-case) | — | 1.5 C/W |
| RoHS 状态 | — | Compliant |
| Number of Channels | — | 4 |