TPS2378DDAR vs TPS2370D 对比
详细并排对比 TPS2378DDAR 出自 Texas Instruments 和 TPS2370D 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 | TPS2378DDAR | TPS2370D |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Power MOSFET Drivers | Power MOSFET Drivers |
| 生命周期状态 | 有效 | 有效 |
| 功能 | PoE Powered Device (PD) Interface Controller | — |
| Standards Supported | IEEE 802.3at Type-2 (PoE+) and IEEE 802.3at Type-1 / 802.3af (PoE) | — |
| Continuous Switch Current | 0.85 A | — |
| Internal Switch Resistance | 0.5 ohm | — |
| Auxiliary Power Detect (APD) | Yes, external supply priority | — |
| Classification | Class 0-4 via CLS pin | — |
| Type-2 Present Output | T2P pin | — |
| 封装 | 8-SO PowerPAD (DDA / HSOIC-8-EP) | 8-SOIC (0.154 inch, 3.90 mm width) |
| 工作温度范围 | -40C to +85C | [DATA_NEEDED: operating temperature range] |
| 安装类型 | Surface Mount | Surface mount |
| 电源电流 | [DATA_NEEDED: operating supply current] | — |
| 热关断 | Yes | — |
| 引脚数量 | 8 | — |
| Packaging | Tape & Reel (DDAR suffix) | — |
| RoHS 状态 | Compliant | — |
| REACH Status | Compliant | — |
| Typical Power Class | Type-2, up to 25.5 W at PD input | — |
| Product Type | — | IEEE 802.3af Power-over-Ethernet power interface switch |
| Application | — | PoE powered devices |
| Standard | — | IEEE 802.3af |
| Manufacturer | — | Texas Instruments |
| Terminal Count | — | 8 terminals |
| Temperature Grade | — | Commercial |
| 输入电压范围 | — | [DATA_NEEDED: input voltage range] |
| 输出电压范围 | — | [DATA_NEEDED: output voltage range] |
| Current Rating | — | [DATA_NEEDED: current rating] |
| Power Class Support | — | [DATA_NEEDED: IEEE 802.3af power-class details] |
| Protection Functions | — | [DATA_NEEDED: protection functions and thresholds] |
| RoHS | — | unknown |
| REACH | — | unknown |
| AEC-Q100 Qualification | — | not_applicable |
| Lead-Free Status | — | unknown |
| Datasheet Page Count | — | 18 pages |
| Reference Unit Price | — | $2.6946 per unit |
| Verified Stock Reference | — | 7,856 pieces |