FDA803U vs FDA903U 对比
详细并排对比 FDA803U 出自 STMicroelectronics 和 FDA903U 出自 Texas Instruments。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
FDA803U - 1x45W Class D Digital Input Automotive Amplifier | STMicroelectronics
FDA803U ✓ 量产中
规格对比
| 参数 | FDA803U | FDA903U |
|---|---|---|
| 品牌 | STMicroelectronics | Texas Instruments |
| 分类 | LED Displays | Voltage Regulators |
| 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 | $3.10 |
| Output Power | 45 W (4Ω, 10% THD) | — |
| Supply Voltage Range | 4.5 V to 18 V | — |
| Amplifier Type | Class D | — |
| Number of Channels | 1 (Mono) | — |
| Input Type | Digital (I2S) | — |
| Control Interface | I2C | — |
| Sample Rate | Up to 96 kHz | — |
| Diagnostics | DC offset, short-circuit, over-temperature | — |
| Technology | BCD (Bipolar-CMOS-DMOS) | — |
| 封装 | PowerSSO-36 EPU | VQFN-20 (RGW) 5x5 mm |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度范围 | -40°C to +105°C | — |
| RoHS 状态 | Compliant | Compliant |
| AEC-Q100 Qualified | Yes | — |
| Output Power (8Ω) | [DATA_NEEDED: Output Power (8Ω)] | — |
| 输出类型 | — | Adjustable |
| 输出电压范围 | — | 1.4 V to 34 V |
| 最大输出电流 | — | 1 A |
| 输入电压范围 | — | 3 V to 35 V |
| 压差电压 | — | 200 mV at 1 A |
| 输出噪声 | — | 4.17 uVrms (20 Hz to 100 kHz) |
| PSRR | — | 72 dB at 1 kHz |
| 静态电流 | — | 6.4 mA |
| 热阻 | — | 31.4 C/W |
| 工作温度 | — | -40C to +125C |
| MSL 等级 | — | 2 (1 year) |
| 使能引脚 | — | Yes (active-high) |