Question 1

What is IRF840?

Accepted Answer

MOSFET N -Channel - IRF840

Question 2

What are the specifications of IRF840?

Accepted Answer

Key specifications include: Type: MOSFET, Channel Type: N -Channel, Drain-Source Voltage (Vds): 500 V, Gate-Source Voltage (Vgs): 20 V, Gate Threshold Voltage (Vgsth): 4 V, Drain Current (Id): 8 A, Drain-Source On-Resistance (Rds): 0.85, Total Gate Charge (Qg): 63, Rise Time (tr): 23 nS, Output Capacitance (Coss): 310 pF, Junction Temperature (Tj): 150 °C, Package: TO220AB, Power Dissipation (Pd): 125 W

Question 3

What are equivalent components to IRF840?

Accepted Answer

See the component details for equivalent parts.

IRF840 MOSFET — Specifications & Equivalents

Key Specifications

Equivalent & Replacement Parts

Type	MOSFET
Channel Type	N -Channel
Drain-Source Voltage (Vds)	500 V
Gate-Source Voltage (Vgs)	20 V
Gate Threshold Voltage (Vgsth)	4 V
Drain Current (Id)	8 A
Drain-Source On-Resistance (Rds)	0.85
Total Gate Charge (Qg)	63
Rise Time (tr)	23 nS
Output Capacitance (Coss)	310 pF
Junction Temperature (Tj)	150 °C
Package	TO220AB
Power Dissipation (Pd)	125 W