TPA321DR vs TPA301D 对比
详细并排对比 TPA321DR 出自 Texas Instruments 和 TPA301D 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 | TPA321DR | TPA301D |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Motor Drivers | 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） | $0.00 | $0.35 |
| Product Type | Mono analog-input Class-AB audio amplifier | Mono Class-AB audio power amplifier |
| Maximum Output Power | 700mW | — |
| Output Power at 3.3V, 8Ω | 250mW continuous power at less than 1% THD+N | — |
| Supply Voltage Range | 2.5V to 5.5V | — |
| Supported Supply Operation | 3.3V and 5V | — |
| 输出配置 | Mono bridge-tied load (BTL) | — |
| 输出类型 | Differential output | — |
| Input Configuration | Differential inputs | — |
| Maximum Load Resistance | 8Ω | — |
| 工作温度 | -40°C to +85°C | -40 C to +85 C |
| 封装 | 8-pin SOIC surface-mount package | 8-pin SOIC |
| Package Pin Count | 8 pins | — |
| Protection Features | Short-circuit protection and thermal protection | Thermal and short-circuit protection |
| Power Dissipation | 725mW maximum | — |
| Quiescent Supply Current | Ultralow supply current in shutdown mode; exact value not provided | — |
| Gain | Set with external resistors | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | Compliant |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Rated Output Power | — | 350 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 |
| 安装类型 | — | Surface mount |
| Shutdown Quiescent Current | — | 0.15 uA |
| 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 |