UCC21521DWR vs UCC21540 对比
详细并排对比 UCC21521DWR 出自 Texas Instruments 和 UCC21540 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 | UCC21540 |
|---|---|---|
| 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 | $1.85 |
| Channel Count | 2 | — |
| Peak Source Current | 4 A | — |
| Peak Sink Current | 6 A | — |
| Isolation Rating | 5700 Vrms | 5.7 kVRMS (reinforced) |
| CMTI | 100 V/ns (minimum) | — |
| Propagation Delay | 19 ns (typical) | — |
| 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 coupling |
| Input Threshold | TTL and CMOS compatible (3.3 V logic) | — |
| Enable / Disable Pin | Yes (DIS) | — |
| 工作温度 | -40C to +125C | [DATA_NEEDED: operating temperature range] |
| 封装 | SOIC-16 (DW) | SOIC-16 (DW); DWK with 3.3-mm channel spacing |
| 安装类型 | Surface Mount | Surface Mount |
| Configurations | Dual low-side, dual high-side, or half-bridge | — |
| RoHS 状态 | Compliant | Compliant |
| Output Current (Peak Source) | — | 4 A |
| Output Current (Peak Sink) | — | 6 A |
| Number of Channels | — | 2 |
| Secondary-Side UVLO | — | 8 V |
| Output-Side Supply Range (VDD) | — | 6.5 V to 18 V |
| Programmable Deadtime | — | Yes (DT pin) |
| Disable Pin | — | Yes (DIS) |
| Driven Devices | — | Power MOSFET, IGBT, GaN transistor |
| Channel-to-Channel Spacing (DWK) | — | 3.3 mm |
| Isolation Type | — | Reinforced / galvanic |