The 2SK1273 is an N‑channel vertical MOSFET designed for switching applications such as motors, relays, and solenoids. It can be driven directly from ICs with a 5 V supply and offers low on‑state resistance.
Key specifications include a 60 V drain‑to‑source rating, 2 A continuous drain current, and a typical on‑state resistance of 0.31 Ω. The document also lists absolute maximum ratings, typical capacitances, and recommended soldering temperatures for surface‑mount assembly.
| Drain to Source Voltage (VDS) | 60 V |
|---|---|
| Gate to Source Voltage (VGS) | +20 V |
| Continuous Drain Current (ID) | 2.0 A |
| On‑State Resistance (RDS(on)) typical | 0.31 Ω |
| Input Capacitance (Ciss) | 220 pF |
| Output Capacitance (Coss) | 105 pF |
| Total Power Dissipation | 2.0 W |
| Maximum Channel Temperature | 150 °C |
| Package Peak Temperature (reflow) | 230 °C |
The maximum continuous drain current is 2.0 A.
The recommended package peak temperature for infrared reflow soldering is 230 °C.
Typical on‑state resistance (RDS(on)) is 0.31 Ω.
The device can withstand up to 60 V drain‑to‑source voltage.