UCC21530DWKR vs SI8273AB-IM 对比
详细并排对比 UCC21530DWKR 出自 Texas Instruments 和 SI8273AB-IM 出自 Skyworks Solutions。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 | UCC21530DWKR | SI8273AB-IM |
|---|---|---|
| 品牌 | Texas Instruments | Skyworks Solutions |
| 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） | $1.95 | $1.62 |
| Driver Configuration | Half-Bridge (dual independent outputs) | — |
| Number of Channels | 2 | 2 (High-Side / Low-Side) |
| Peak Source Current | 4 A | — |
| Peak Sink Current | 6 A | — |
| Isolation Voltage (RMS) | 5.7 kVRMS (reinforced, per UL 1577) | — |
| Common-Mode Transient Immunity (CMTI) | >=125 V/ns (minimum) | Industry-leading (per datasheet) |
| Channel-to-Channel Spacing | 3.3 mm | — |
| Maximum Switching Frequency | 5 MHz | — |
| VDD Supply Range (logic side) | 3 V to 5.5 V | — |
| VDDA / VDDB Range (drive side) | 8 V to 18 V (up to 25 V per TI part details) | — |
| Propagation Delay | [DATA_NEEDED: propagation delay in ns] | 60 ns (typical) |
| Dead-Time Control | Programmable via DT pin resistor | — |
| 使能引脚 | Yes (EN, active-high; pulls LOW to disable both outputs) | — |
| Input Logic Compatibility | CMOS / TTL | — |
| 工作温度范围 | -40C to +125C | -40C to +125C |
| 封装 | 14-SOIC (DWK) with 3.3 mm channel spacing | 14-pin LGA (5x5 mm) |
| 安装类型 | Surface Mount | Surface Mount |
| Approximate Datasheet Length | 47 pages (per third-party datasheet archive) | — |
| RoHS 状态 | Compliant | Compliant |
| Product Type | — | Isolated Gate Driver (ISOdriver) |
| Isolation Technology | — | Silicon RF capacitive isolation |
| Isolation Withstand Voltage | — | 2500 Vrms (per UL1577) |
| Peak Output Current | — | 4 A source/sink |
| Input Configuration | — | Single PWM or dual digital inputs (VIA, VIB) |
| Input Supply Voltage (VDD) | — | 2.5 V to 5.5 V |
| UVLO Threshold | — | 3 V (programmable on some variants) |
| 输出配置 | — | Independent HS and LS drivers |