Transistors - JFETs
Category Introduction: Transistors - JFETs
Definition:
Transistors - JFETs (Junction Field-Effect Transistors) are a specialized type of discrete semiconductor device that controls current flow using an electric field. Unlike bipolar transistors, JFETs operate with a voltage-controlled channel, offering high input impedance, low noise, and excellent linearity. They are widely used in amplification, switching, and signal processing applications where precise control and minimal distortion are critical.
Types of JFETs:
This category includes several variants tailored for different circuit requirements:
- N-Channel JFETs: Conduct current when a negative voltage is applied to the gate, ideal for low-power applications.
- P-Channel JFETs: Operate with a positive gate voltage, suited for complementary designs.
- Dual JFETs: Integrate two JFETs in a single package for matched performance in differential circuits.
- RF JFETs: Optimized for high-frequency applications like communication systems.
Purchasing Recommendations:
When selecting JFETs, consider the following:
1. Application Needs: Match specifications (e.g., cutoff voltage, transconductance) to your circuit s demands (e.g., audio amps, sensors).
2. Noise Performance: For sensitive analog circuits (e.g., preamps), prioritize low-noise models.
3. Packaging: Choose through-hole or surface-mount (SMD) options based on assembly methods.
4. Supplier Reliability: Source from trusted manufacturers (e.g., ON Semiconductor, Vishay) to ensure consistency and longevity.
JFETs excel in niche applications requiring high impedance and stability. Evaluate datasheets thoroughly to optimize performance and cost-efficiency.
Filter and sort
Categories
P1086
JFET P-CH 30V 0.35W TO92
2N5639_D75Z
JFET N-CH 30V 0.35W TO92
FJN598JABU
JFET N-CH 20V 0.15W TO92
2N5458_D26Z
JFET N-CH 25V 625MW TO92
JFTJ105
SMALL SIGNAL N-CHANNEL MOSFET
2SK932-22-TB-E
JFET N-CH 50MA 200MW 3CP
PN4303_D26Z
JFET N-CH 30V 625MW TO92
PN4091_D26Z
JFET N-CH 40V 0.625W TO92
J202_D26Z
JFET N-CH 40V 0.625W TO92
MMBF4416LT1
MOSFET SS N-CHAN VHF 30V SOT23
J177
JFET P-CH 30V 0.35W TO92
J108_D26Z
JFET N-CH 25V 625MW TO92
MMBFJ201_G
INTEGRATED CIRCUIT
SST174-T1-E3
JFET N-CH 30V 20MA SOT-23
2SK06620RL
JFET N-CH 20MA 150MW SMINI-3
J176_D74Z
SMALL SIGNAL FIELD-EFFECT TRANSI
2N4119A
MOSFET N-CH 40V 200UA TO-206AF
PMBFJ177,215
JFET P-CH 30V 0.3W SOT23
MMBF4393
JFET N-CH 30V 350MW SOT23
J112RL1
JFET N-CH 35V 0.35W TO92