TPA311D vs TPA321DG4 对比
详细并排对比 TPA311D 出自 Texas Instruments 和 TPA321DG4 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 | TPA311D | TPA321DG4 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Amplifier ICs | Amplifier ICs |
| 生命周期状态 | Unknown | 有效 |
| Product Type | Mono Class-AB audio power amplifier | — |
| Rated Output Power | 350 mW | 350 mW |
| 3.3 V Continuous BTL Power into 8 ohm | 250 mW at less than 1% THD+N throughout voice-band frequencies | — |
| Channel Count | 1 channel | — |
| Supply Voltage Operation | 3.3 V and 5 V | 3.3 V and 5 V (fully specified) |
| Output Topology | Bridge-tied load (BTL) or single-ended (SE) | — |
| Protection Features | Integrated thermal and short-circuit protection | — |
| Output Transient Control | Integrated depop circuitry | — |
| 封装 | 8-pin SOIC | — |
| 安装类型 | Surface mount | Surface Mount |
| THD+N at 3.3 V and 250 mW | Less than 1% throughout voice-band frequencies | — |
| Recommended Speaker Load | 8 ohm | — |
| Typical Target | Internal speaker and external earphone operation | — |
| Switching Mode | Bridge-tied load to single-ended switching mode | — |
| Manufacturer | Texas Instruments | — |
| Supplier Listing | DigiKey product listing | — |
| Device Type | — | Mono Class-D audio power amplifier |
| Nominal Output Power (distributor listing) | — | 0.7 W |
| Maximum Supply Voltage | — | 5.5 V |
| Maximum Output Load Resistance | — | 8 ohm |
| Input Configuration | — | Differential inputs |
| 输出配置 | — | Differential output |
| Total Harmonic Distortion | — | 0.5 % |
| Maximum Power Dissipation | — | 725 mW |
| Maximum Supply Current | — | 1.5 mA |
| Shutdown Supply Current | — | 0.15 uA |
| 工作温度范围 | — | -40 C to +85 C (industrial grade) |
| Package Type | — | SOIC-8 (DG4), gull wing, rectangular |
| Number of Terminals | — | 8 |
| Datasheet Length | — | 26 pages |
| RoHS 状态 | — | [DATA_NEEDED: RoHS compliance statement] |
| AEC-Q100 Qualification | — | [DATA_NEEDED: AEC-Q100 qualification status] |