NPN high-voltage transistor in a SOT323 plastic package.
PNP complement: PMST5401.

| Product | Status |
|---|---|
| PMST5550 | Active |
| PMST5551 | Active |
| Product ID | Package Description | Outline Version | Reflow/Wave Soldering | Packing | Product Status | Part NumberOrdering code(12NC) | Marking | Chemical Content | RoHS / Pb Free / RHF | LeadFree Conversion Date | EFR | IFR(FIT) | MTBF(hour) | MSL | MSL LF |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| PMST5550 | ![]() | SOT323 | Reflow_Soldering_Profile | Reel 11¼" Q1/T1 in LargePack | Active | PMST5550,135 (9340 308 60135) | %1F | PMST5550 | ![]() ![]() ![]() | week 30, 2003 | 153.0 | 0.71 | 1.41E9 | 1 | 1 |
| Reel 7" Q1/T1 | Active | PMST5550,115 (9340 308 60115) | %1F | PMST5550 | ![]() ![]() ![]() | week 30, 2003 | 153.0 | 0.71 | 1.41E9 | 1 | 1 | ||||
| PMST5551 | ![]() | SOT323 | Reflow_Soldering_Profile | Reel 7" Q1/T1 | Active | PMST5551,115 (9340 515 60115) | %G3 | PMST5551 | ![]() ![]() ![]() | week 30, 2003 | 153.0 | 0.71 | 1.41E9 | 1 | 1 |