The Guide to BFW10 30V N-Channel JFET [Datasheet]

The BFW10 is an N-Channel JFET Transistor that is used to amplify or switch electronic signals as well as electrical power. It's made of semiconductor material and has at least three terminals for connecting to a circuit outside of it. The current  through another pair of terminals  is controlled by a voltage  or current  applied to one pair of transistor   terminals, 

A transistor can magnify a signal because the regulated (output) power can be higher than the controlling (input) power,  Some transistors are still packaged separately nowadays, but many more are included in integrated circuits.

BFW10 Pinout

• Drain-Source Voltage  : Vds = 30 Vdc

• Drain-Gate Voltage  : Vdg = 30 Vdc

• Reverse Gate-Source Voltage  : Vgsr = -30 Vdc

• Forward Gate Current  : Igf = 10 mADC

• Type Designator: BFW10 

• Type of Transistor: JFET 

• Type of Control Channel: N -Channel 

• Maximum Power Dissipation (Pd): 0.3 W

• Maximum Drain-Source Voltage  |Vds|: 30 V

• Maximum Gate-Source Voltage  |Vgs|: 30 V

• Maximum Drain Current |Id|: 0.01 A

• Maximum Junction Temperature  (Tj): 150 °C

• Maximum Drain-Source On-State Resistance (Rds): 500 Ohm

• Package: TO-72

BFW10 is employed as voltage-variable resistors (WRs) in operational amplifiers  (op-amps), tone controls, and logic circuits, as well as for mixer operation on FM  and TV receivers.

BFW10 Circuit Diagram

PTF10149 , RJK0234DNS , SPP100N06S2-05 , SPB100N06S2-05 , SSM5N03FE , STK0260D , SWD5N65K , VN10KLS , BS170 , BFW11 , CS3N20ATH , FHP3205 , FS10KM-12 , FS10KM-2 , FTP50N20R , JCS12N65T , JCS12N65CT

JFET stands for "junction field-effect transistor.  " and it can be utilized for anything that a standard MOSFET can do. The JFET, on the other hand, lacks a gate oxide and hence operates more like a bipolar junction device, with a higher gate current than a MOSFET.

JFETs are commonly used as low noise amplifiers in the front ends of extremely sensitive circuits. The 1/f noise is smaller because they don't have gate oxide. They're also sometimes utilized as big resistors, like MOSFET  s in depletion mode.

BFW10 Dimensions

Texas Instruments Incorporated (TI) is an American technology company headquartered in Dallas,  Texas, that designs and manufactures semiconductors and various integrated circuits, which it sells to electronics designers and manufacturers globally.