TPA321DR vs TPA321DG4 对比
详细并排对比 TPA321DR 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 | TPA321DR | TPA321DG4 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Motor Drivers | Amplifier ICs |
| 生命周期状态 | 有效 | 有效 |
| 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 | — |
| 输出配置 | Mono bridge-tied load (BTL) | Differential output |
| 输出类型 | Differential output | — |
| Input Configuration | Differential inputs | Differential inputs |
| 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 | — |
| RoHS 状态 | [DATA_NEEDED: RoHS status] | [DATA_NEEDED: RoHS compliance statement] |
| REACH Status | [DATA_NEEDED: REACH status] | — |
| AEC-Q100 Qualification | [DATA_NEEDED: AEC-Q100 qualification status] | [DATA_NEEDED: AEC-Q100 qualification status] |
| 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 |
| 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 |