View 2sk1840 datasheet:

Ordering number:EN4635 N-Channel Enhancement Silicon MOSFET 2SK1840 Analog Switch Applications Features Package Dimensions · Large? yfs?. unit:mm · Enhancement type. 2024B · Low ON resistance. [2SK1840] 0.4 0.16 3 0 to 0.1 1 0.95 2 0.95 1.9 2.9 1 : Gate 2 : Drain 3 : Source SANYO : CP Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Drain-to-Source Voltage VDSS 30 V Gate-to-Source Voltage VGSS ±12 V Drain Current (DC) ID 100 mA Drain Current (pulse) IDP 300 mA Allowable Power Dissipation PD 200 mW Channel Temperature Tch 125 ?C Storage Temperature Tstg –55 to +125 ?C Electrical Characteristics at Ta = 25?C Ratings Parameter Symbol Conditions Unit min typ max Drain-to-Source Breakdown Voltage V(BR)DSS ID=10