IR21271SPBF vs IR2128STRPBF 对比
详细并排对比 IR21271SPBF 出自 Infineon 和 IR2128STRPBF 出自 Infineon。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 | IR21271SPBF | IR2128STRPBF |
|---|---|---|
| 品牌 | Infineon | Infineon |
| 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） | $0.71 | $0.86 |
| Product Type | Single-channel high-side gate driver with current sensing | — |
| Technology | HVIC and latch-immune CMOS | — |
| Maximum Floating Supply Voltage | 600 V | — |
| Output Source Current | 0.25 A | — |
| Output Sink Current | 0.5 A | — |
| Gate Drive Voltage Range | 9 V to 20 V (per related IR2127 datasheet family) | — |
| Configuration | High-side, low-side capable (floating channel) | High-Side, Low-Side Gate Driver |
| Input Logic Compatibility | 3.3 V CMOS / LSTTL | — |
| Input Type | Non-inverting | — |
| Negative Transient Tolerance (dV/dt) | Tolerant | — |
| Bootstrap Operation | Supported (floating channel) | — |
| Integrated Current Sensing | Yes | — |
| 封装 | 8-SOIC | 8-SOIC (0.154", 3.90 mm width) |
| Lead Finish | Lead-free (PbF) | — |
| 工作温度范围 | -40C to +125C (industrial) | -40C to +125C |
| 安装类型 | Surface Mount | Surface Mount |
| RoHS 状态 | Compliant | — |
| Number of Channels | 1 | — |
| Input Polarity | — | Inverting |
| Number of Drivers | — | 1 |
| Maximum Offset Voltage (Voffset) | — | 600 V |
| Gate Drive Supply Voltage (VCC) | — | 12 V to 20 V |
| Source Current (typ.) | — | 0.25 A |
| Sink Current (typ.) | — | 0.5 A |
| Propagation Delay (typ.) | — | 200 ns |
| Logic Input Compatibility | — | 3.3 V / 5 V CMOS, LSTTL |
| Undervoltage Lockout (UVLO) | — | Yes |
| Over-Current Protection | — | Yes (current-sense comparator, fault output) |
| dv/dt Immunity | — | Yes |
| Negative VS Transient Tolerance | — | Yes |
| MSL 等级 | — | 2 |
| Lead-Free / RoHS | — | Yes (PBF suffix indicates Pb-free) |
| Fault Output | — | Open-drain, active-low |
| Bootstrap Pin | — | VB (with respect to VS) |