J449 PDF Datasheet – P-Ch, MOSFET – 2SJ449

Part Number: J449, 2SJ449

Function: P-Channel Power MOSFET

Package: TO-220 Type

Manufacturer: NEC

Images:J449 pdf pinout


The J449 is P-Channel MOS Field Effect Transistor designed for high voltage switching applications.

A P-Channel MOSFET (Metal-Oxide-Semiconductor Field-Effect Transistor) is a type of MOSFET that is constructed using a p-type substrate. MOSFETs are electronic devices that are widely used as switches or amplifiers in electronic circuits.

In a P-Channel MOSFET, a thin layer of oxide is grown on the surface of the p-type substrate, and a metal gate is deposited on top of the oxide.

Compared to N-Channel MOSFETs, P-Channel MOSFETs have a lower conduction resistance, which results in lower power consumption and higher efficiency.


• Low On-Resistance :

RDS(on) = 0.8 Ω MAX. (@ VGS = –10 V, ID = –3.0 A) 15.0 ±0.3 12.0 ±0.2 13.5 MIN.

• Low Ciss Ciss = 1040 pF TYP.

• High Avalanche Capability Ratings

• Isolated TO-220 Package

J449 datasheet mosfet

Absolute Maximum Ratings (Ta = 25°C)

1. Drain to source voltage: VDSS = 250 V

2. Gate to source voltage: VGSS = ± 30 V

3. Drain current: ID = 6 A

4. Total Power Dissipation : Pt = 2 W

5. Channel temperature: Tch = 150 °C

6. Storage temperature: Tstg = -55 to +150 °C

J449 PDF Datasheet