TPA321DG4 vs TPA321DR 对比
详细并排对比 TPA321DG4 出自 Texas Instruments 和 TPA321DR 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 | TPA321DR |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Amplifier ICs | Motor Drivers |
| 生命周期状态 | 有效 | 有效 |
| Device Type | Mono Class-D audio power amplifier | — |
| Rated Output Power | 350 mW | — |
| Nominal Output Power (distributor listing) | 0.7 W | — |
| Supply Voltage Operation | 3.3 V and 5 V (fully specified) | — |
| Maximum Supply Voltage | 5.5 V | — |
| Maximum Output Load Resistance | 8 ohm | — |
| Input Configuration | Differential inputs | Differential inputs |
| 输出配置 | Differential output | Mono bridge-tied load (BTL) |
| 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 | — |
| Datasheet Length | 26 pages | — |
| RoHS 状态 | [DATA_NEEDED: RoHS compliance statement] | [DATA_NEEDED: RoHS status] |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | [DATA_NEEDED: AEC-Q100 qualification status] |
| Product Type | — | Mono analog-input Class-AB audio 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 |
| 输出类型 | — | Differential output |
| Maximum Load Resistance | — | 8Ω |
| 工作温度 | — | -40°C to +85°C |
| 封装 | — | 8-pin SOIC surface-mount package |
| Package Pin Count | — | 8 pins |
| Protection Features | — | Short-circuit protection and thermal protection |
| Power Dissipation | — | 725mW maximum |
| Quiescent Supply Current | — | Ultralow supply current in shutdown mode; exact value not provided |
| Gain | — | Set with external resistors |
| REACH Status | — | [DATA_NEEDED: REACH status] |