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
J110
JFET N-CH 25V 0.31W TO92
BF247A
JFET N-CH 25V 0.35W TO92
BF247A_J35Z
JFET N-CH 25V 0.35W TO92
2N5458_D27Z
JFET N-CH 25V 625MW TO92
MMBFJ175LT1
MOSFET SS P-CHAN 25V SOT23
BSR58,215
JFET N-CH 40V 250MW SOT23
TIS75_D26Z
JFET N-CH 30V 0.35W TO92
J202_D74Z
JFET N-CH 40V 0.625W TO92
MPF4393RLRPG
JFET N-CH 30V 0.35W TO-92
J107_D75Z
JFET N-CH 25V 625MW TO92
SST5486-T1-E3
JFET P-CH 35V 8MA SOT-23
2N5461_D26Z
JFET P-CH 40V 0.35W TO92
MMBFJ177_G
INTEGRATED CIRCUIT
MMBF5484LT1G
JFET N-CH 25V 0.225W SOT23
KSK596BU
JFET N-CH 20V 0.1W TO-92S
J110_D26Z
JFET N-CH 25V 625MW TO92
2SK2593GQL
JFET N-CH 30MA 125MW SSMINI-3
2N4416A-E3
MOSFET N-CH 35V 5MA TO-206AF
PN4092_D27Z
JFET N-CH 40V 0.625W TO92
2N5462_D27Z
JFET P-CH 40V 0.35W TO92