TPA301D vs TPA321D 对比
详细并排对比 TPA301D 出自 Texas Instruments 和 TPA321D 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。
规格对比
| 参数 | TPA301D | TPA321D |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Amplifier ICs | Amplifier ICs |
| 生命周期状态 | 有效 | Unknown |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.35 | $0.00 |
| Product Type | Mono Class-AB audio power amplifier | Mono Class-AB audio power amplifier |
| Rated Output Power | 350 mW | 700 mW |
| Verified 3.3 V Output Power | 250 mW continuous into 8 ohm BTL at less than 1% THD+N throughout the voice band | — |
| Supply Voltage Operation | 3.3 V and 5 V | — |
| Output Topology | Bridge-tied load (BTL) | — |
| Audio Channel Count | 1 channel, mono | — |
| 封装 | 8-pin SOIC | 8-pin SOIC |
| 安装类型 | Surface mount | Surface mount |
| Shutdown Quiescent Current | 0.15 uA | — |
| Protection Features | Thermal and short-circuit protection | — |
| 工作温度 | -40 C to +85 C | — |
| RoHS 状态 | Compliant | [DATA_NEEDED: RoHS compliance] |
| 生命周期状态 | Active | — |
| Manufacturer Product Page | TPA301 | — |
| Manufacturer Data Sheet Revision | Rev. E | — |
| Distributor Package Description | 8-SOIC | — |
| Distributor Price Reference | $0.5783 at MOQ 10, as of 2026-10-23 | — |
| Power at 3.3 V into 8 Ohms | — | 250 mW continuous at less than 1% THD+N |
| Supply Voltage Range | — | 2.5 V to 5.5 V |
| Specified Supply Operation | — | 3.3 V and 5 V |
| 输出配置 | — | Bridge-tied load (BTL) |
| Input Architecture | — | Differential analog input |
| Channel Count | — | 1 channel |
| Amplifier Class | — | Class AB |
| 工作温度范围 | — | -40°C to +85°C |
| Shutdown Supply Current | — | Ultralow; numeric value [DATA_NEEDED: shutdown supply current] |
| Output Distortion | — | Less than 1% THD+N at 250 mW into 8 Ohms at 3.3 V |
| REACH Status | — | [DATA_NEEDED: REACH compliance] |
| Lead-Free Status | — | [DATA_NEEDED: lead-free status] |
| Halogen-Free Status | — | [DATA_NEEDED: halogen-free status] |
| AEC-Q100 Status | — | [DATA_NEEDED: AEC-Q100 qualification] |