PSSI2021SAY vs PSSI2021SAY115 对比
详细并排对比 PSSI2021SAY 出自 Nexperia 和 PSSI2021SAY115 出自 Nexperia。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 | PSSI2021SAY | PSSI2021SAY115 |
|---|---|---|
| 品牌 | Nexperia | Nexperia |
| 分类 | Transistors | LED Drivers |
| 生命周期状态 | 有效 | 有效 |
| 库存状态 | 有库存 | 有库存 |
| 单价（USD） | $0.15 | $0.15 |
| Manufacturer | Nexperia | Nexperia |
| Part Number | PSSI2021SAY | PSSI2021SAY,115 |
| Part Status | Active | — |
| 功能 | Constant Current Source | Constant Current Source / Current Regulator |
| 晶体管类型 | PNP with integrated bias resistor and two diodes | — |
| Output Current Range | 15 uA to 50 mA (set by external resistor) | 15 uA to 50 mA (programmable via external resistor) |
| 最大输出电流 | 50 mA | — |
| 封装 | SOT-353 (SC-88A) / UMT5 | SOT-353 (SC-88A, UMT5), 5 leads |
| 引脚数 | 5 | — |
| 安装类型 | Surface Mount | Surface Mount |
| 工作温度 | -40C to +125C | — |
| 拓扑 | High-side constant current source | Resistor-equipped PNP transistor with two integrated diodes |
| Qualification | AEC-Q101 (automotive grade) | — |
| RoHS 状态 | Compliant | Compliant |
| Configuration | Single one-chip solution (transistor + resistor + 2 diodes) | — |
| External Component | Resistor between pins 4 and 5 to set I_OUT | — |
| Maximum Input Voltage | — | 75 V |
| Maximum Power Dissipation | — | 335 mW |
| 工作温度范围 | — | [DATA_NEEDED: operating temperature range] |
| Lead Free | — | Yes |
| MSL 等级 | — | [DATA_NEEDED: MSL level] |
| Packaging | — | Tape & Reel (suffix 115) |
| Standard Reel Quantity | — | 3000 |
| External Component Required | — | One resistor between pins 4 and 5 |
| Output Pin Configuration | — | Collector pin (pin 3) |