QST8 low voltage large current npn bipolar junction transistor with collector current up to -500mA and collector saturation voltage down to -200mV
The QST8 is a general‑purpose amplification transistor offering a large collector current and low saturation voltage. Key electrical parameters such as VCEO, IC, hFE, and transition frequency are listed with typical and maximum values.
The document also includes packaging details, switching time data, and an appendix with usage notes, export control information, and legal notices for designers and distributors. This manual is written in Chinese.
| Collector‑emitter voltage (VCEO) max | -12 V |
|---|---|
| Transition frequency (fT) typical | 400 MHz |
| DC current gain (hFE) range | 270‑680 |
| Collector‑emitter saturation voltage (VCE(sat)) max | -200 mV |
| Package code | TSMT6 |
The typical transition frequency (fT) is 400 MHz.
The QST8 is supplied in a TSMT6 package.