TPA321DG4 vs TPA311D 对比
详细并排对比 TPA321DG4 出自 Texas Instruments 和 TPA311D 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 | TPA321DG4 | TPA311D |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Amplifier ICs | Amplifier ICs |
| 生命周期状态 | 有效 | Unknown |
| Device Type | Mono Class-D audio power amplifier | — |
| Rated Output Power | 350 mW | 350 mW |
| Nominal Output Power (distributor listing) | 0.7 W | — |
| Supply Voltage Operation | 3.3 V and 5 V (fully specified) | 3.3 V and 5 V |
| 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 | — |
| 安装类型 | Surface Mount | Surface mount |
| Datasheet Length | 26 pages | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance statement] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | — |
| Product Type | — | Mono Class-AB audio power amplifier |
| 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 |
| 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 |
| 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 |