IR2128STRPBF vs IR21271SPBF 对比
详细并排对比 IR2128STRPBF 出自 Infineon 和 IR21271SPBF 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 | IR2128STRPBF | IR21271SPBF |
|---|---|---|
| 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） | $0.86 | $0.71 |
| Configuration | High-Side, Low-Side Gate Driver | High-side, low-side capable (floating channel) |
| 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 | — |
| 工作温度范围 | -40C to +125C | -40C to +125C (industrial) |
| 封装 | 8-SOIC (0.154", 3.90 mm width) | 8-SOIC |
| 安装类型 | Surface Mount | Surface Mount |
| 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) | — |
| 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) |
| 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 |
| Lead Finish | — | Lead-free (PbF) |
| RoHS 状态 | — | Compliant |
| Number of Channels | — | 1 |