The 2DC4617Q/R/S is a NPN small signal surface mount transistor with a maximum collector-emitter voltage of 50V, a maximum collector-emitter current of 150mA and a maximum power dissipation of 150mW.
The 2DC4617Q/R/S series are ultra‑miniature NPN small‑signal surface‑mount transistors offered in the SOT‑523 package. Both the Q, R, and S variants are available, with the R version providing a complementary PNP type. The datasheet lists mechanical dimensions, marking codes, and packaging options.
Key electrical ratings include a collector‑base voltage of 60 V, collector‑emitter voltage of 50 V, and a continuous collector current of 150 mA. Thermal resistance, gain bandwidth, and temperature ranges are also specified, along with ordering codes and date‑code marking information.
| Package | SOT-523 |
|---|---|
| Collector‑Base Voltage (Vcbo) | 60 V |
| Collector‑Emitter Voltage (Vceo) | 50 V |
| Emitter‑Base Voltage (Vebo) | 7.0 V |
| Continuous Collector Current (Ic) | 150 mA |
| Power Dissipation (Pd) | 150 mW |
| Thermal Resistance (RθJA) | 833 °C/W |
| Operating Temperature Range | -55 °C to +150 °C |
| DC Current Gain (hFE) – Q version | 120‑270 |
| Marking Code – Q version | 8D |
They are supplied in an ultra‑miniature SOT‑523 surface‑mount package.
The device can handle up to 150 mA of continuous collector current.
The Q, R, and S variants are marked with codes 8D, 8E, and 8F respectively.
2DC4617Q‑7, 2DC4617R‑7, and 2DC4617S‑7 are each shipped in SOT‑523 packages, 3000 units per tape & reel.