UCC21540 vs UCC21521DWR 对比
详细并排对比 UCC21540 出自 Texas Instruments 和 UCC21521DWR 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 | UCC21540 | UCC21521DWR |
|---|---|---|
| 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） | $1.85 | $2.15 |
| Output Current (Peak Source) | 4 A | — |
| Output Current (Peak Sink) | 6 A | — |
| Isolation Rating | 5.7 kVRMS (reinforced) | 5700 Vrms |
| Number of Channels | 2 | — |
| Isolation Technology | Capacitive coupling | Capacitive coupling |
| 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 | — |
| 封装 | SOIC-16 (DW); DWK with 3.3-mm channel spacing | SOIC-16 (DW) |
| Channel-to-Channel Spacing (DWK) | 3.3 mm | — |
| Isolation Type | Reinforced / galvanic | — |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | Compliant |
| 工作温度 | [DATA_NEEDED: operating temperature range] | -40C to +125C |
| Channel Count | — | 2 |
| Peak Source Current | — | 4 A |
| Peak Sink Current | — | 6 A |
| 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 |
| Input Threshold | — | TTL and CMOS compatible (3.3 V logic) |
| Enable / Disable Pin | — | Yes (DIS) |
| Configurations | — | Dual low-side, dual high-side, or half-bridge |