UCC21521DWR vs UCC21550 对比
详细并排对比 UCC21521DWR 出自 Texas Instruments 和 UCC21550 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 | UCC21521DWR | UCC21550 |
|---|---|---|
| 品牌 | Texas Instruments | Texas Instruments |
| 分类 | Power MOSFET Drivers | Power MOSFET Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $2.15 | $1.25 |
| Channel Count | 2 | — |
| Peak Source Current | 4 A | 4 A |
| Peak Sink Current | 6 A | 6 A |
| Isolation Rating | 5700 Vrms | 5000 Vrms (reinforced, UL1577) |
| CMTI | 100 V/ns (minimum) | [DATA_NEEDED: common-mode transient immunity] |
| Propagation Delay | 19 ns (typical) | [DATA_NEEDED: typical propagation delay] |
| Delay Matching | 5 ns (maximum) | — |
| Pulse-Width Distortion | 6 ns (maximum) | — |
| Minimum Pulse Width | 10 ns | — |
| Max Switching Frequency | 5 MHz | — |
| Isolation Technology | Capacitive coupling | Capacitive (silicon dioxide) |
| Input Threshold | TTL and CMOS compatible (3.3 V logic) | — |
| Enable / Disable Pin | Yes (DIS) | — |
| 工作温度 | -40C to +125C | -40C to +150C |
| 封装 | SOIC-16 (DW) | 16-SOIC (DW, 300 mil) |
| 安装类型 | Surface Mount | Surface Mount |
| Configurations | Dual low-side, dual high-side, or half-bridge | Dual low-side, dual high-side, or half-bridge |
| RoHS 状态 | Compliant | Compliant |
| 通道数 | — | 2 (dual-channel) |
| Supported Transistors | — | MOSFET, SiC, GaN, IGBT |
| Dead Time | — | Programmable via DT pin resistor |
| UVLO | — | Yes, on input and output supplies (A/B/C grade options) |
| Automotive Qualification | — | UCC21550x-Q1 family AEC-Q100 qualified |