PSSI2021SAY vs PSSI2021SAY115 Comparison
Detailed side-by-side comparison of PSSI2021SAY by Nexperia and PSSI2021SAY115 by Nexperia. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | PSSI2021SAY | PSSI2021SAY115 |
|---|---|---|
| Brand | Nexperia | Nexperia |
| Category | Transistors | LED Drivers |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.15 | $0.15 |
| Manufacturer | Nexperia | Nexperia |
| Part Number | PSSI2021SAY | PSSI2021SAY,115 |
| Part Status | Active | — |
| Function | Constant Current Source | Constant Current Source / Current Regulator |
| Transistor Type | 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) |
| Maximum Output Current | 50 mA | — |
| Package | SOT-353 (SC-88A) / UMT5 | SOT-353 (SC-88A, UMT5), 5 leads |
| Number of Pins | 5 | — |
| Mounting Type | Surface Mount | Surface Mount |
| Operating Temperature | -40C to +125C | — |
| Topology | High-side constant current source | Resistor-equipped PNP transistor with two integrated diodes |
| Qualification | AEC-Q101 (automotive grade) | — |
| RoHS Status | 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 |
| Operating Temperature Range | — | [DATA_NEEDED: operating temperature range] |
| Lead Free | — | Yes |
| MSL Level | — | [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) |