SI8271GB-ISR vs SI8271AB-ISR 对比
详细并排对比 Si8271GB-ISR 出自 Skyworks Solutions 和 SI8271AB-ISR 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。
Skyworks Solutions
Si8271GB-ISR - 4A Isolated Gate Driver, 2.5kV, 8-SOIC | Skyworks
Si8271GB-ISR ✓ 量产中Skyworks Solutions
SI8271AB-ISR - 4A Isolated Gate Driver, 2.5kV, 8-SOIC | Skyworks
SI8271AB-ISR ✓ 量产中规格对比
| 参数 | Si8271GB-ISR | SI8271AB-ISR |
|---|---|---|
| 品牌 | Skyworks Solutions | 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） | $3.12 | $2.45 |
| 功能 | Isolated single-channel gate driver | — |
| Number of Channels | 1 | 1 |
| Peak Output Current | 4 A | 4 A (source/sink) |
| Isolation Voltage (RMS) | 2.5 kV | — |
| Common-Mode Transient Immunity (CMTI) | 400 kV/µs (minimum) | >400 kV/us |
| Propagation Delay (Typ) | 30 ns | — |
| Channel-to-Channel Matching | [DATA_NEEDED: channel-to-channel matching] | — |
| Input Supply Voltage (VDD1) | 2.5 V to 5.5 V | — |
| Output Supply Voltage (VDD2) | 4.5 V to 30 V | — |
| UVLO Threshold (Output Side) | 3 V (typ) | — |
| Input Type | Single PWM / dual digital inputs | — |
| Dead-Time Programming | Yes (DT pin) | Yes (DT pin) |
| 工作温度范围 | -40 C to +125 C | -40 C to +125 C |
| 封装 | 8-SOIC (narrow body) | 8-pin SOIC (Narrow Body), Tape & Reel |
| 安装类型 | Surface Mount | Surface Mount |
| MSL 等级 | MSL 3 (168 hours) | — |
| RoHS 状态 | Compliant | Compliant |
| AEC-Q100 Automotive | Yes (per Arrow listing) | — |
| Isolation Technology | Silicon-oxide (proprietary RF-coupled) | RF carrier modulation (capacitive coupling) |
| Product Type | — | Isolated Gate Driver (single channel) |
| Manufacturer | — | Skyworks Solutions (formerly Silicon Labs) |
| Isolation Voltage | — | 2.5 kV RMS (UL1577) |
| Latch-up Immunity | — | 400 kV/us |
| Driver Supply Voltage (VDD) | — | 4.6 V to 30 V |
| UVLO Threshold | — | 5 V (with deglitch) |
| Propagation Delay | — | ~30 ns (typical) |
| Input Compatibility | — | TTL-compatible |
| 使能引脚 | — | Yes (EN, active behavior per datasheet) |