Fairchild Semiconductor Small Signal Field Effect Transistors (FET) 149

Reset All
Part RoHS Manufacturer Polarity or Channel Type Configuration Surface Mount Nominal Transition Frequency (fT) Maximum Power Dissipation (Abs) Maximum Collector Current (IC) Package Body Material Transistor Application Maximum Rise Time (tr) Maximum VCEsat Minimum DS Breakdown Voltage Terminal Form Package Shape Operating Mode No. of Elements Maximum Pulsed Drain Current (IDM) Avalanche Energy Rating (EAS) Maximum Fall Time (tf) Maximum Drain Current (Abs) (ID) No. of Terminals Package Style (Meter) Sub-Category Field Effect Transistor Technology Maximum Power Dissipation Ambient Minimum DC Current Gain (hFE) Maximum Operating Temperature Maximum Collector-Base Capacitance Transistor Element Material Maximum Collector-Emitter Voltage Maximum Turn On Time (ton) Minimum Operating Temperature Maximum Turn Off Time (toff) Terminal Finish Maximum Drain-Source On Resistance Maximum Drain Current (ID) Terminal Position JESD-30 Code Moisture Sensitivity Level (MSL) Case Connection Qualification Additional Features JEDEC-95 Code JESD-609 Code Maximum Time At Peak Reflow Temperature (s) Peak Reflow Temperature (C) Maximum Feedback Capacitance (Crss) Reference Standard

FDR6674A

Fairchild Semiconductor

N-CHANNEL

SINGLE WITH BUILT-IN DIODE

YES

1.8 W

PLASTIC/EPOXY

SWITCHING

30 V

GULL WING

RECTANGULAR

ENHANCEMENT MODE

1

11.5 A

8

SMALL OUTLINE

FET General Purpose Power

METAL-OXIDE SEMICONDUCTOR

150 Cel

SILICON

MATTE TIN

.008 ohm

11.5 A

DUAL

R-PDSO-G8

1

Not Qualified

e3

FDG316P_NL

Fairchild Semiconductor

P-CHANNEL

SINGLE WITH BUILT-IN DIODE

YES

.75 W

PLASTIC/EPOXY

SWITCHING

30 V

GULL WING

RECTANGULAR

ENHANCEMENT MODE

1

1.6 A

6

SMALL OUTLINE

Other Transistors

METAL-OXIDE SEMICONDUCTOR

150 Cel

SILICON

MATTE TIN

.19 ohm

1.6 A

DUAL

R-PDSO-G6

1

Not Qualified

e3

FDR6580

Fairchild Semiconductor

N-CHANNEL

SINGLE WITH BUILT-IN DIODE

YES

1.8 W

PLASTIC/EPOXY

SWITCHING

20 V

GULL WING

RECTANGULAR

ENHANCEMENT MODE

1

11 A

8

SMALL OUTLINE

FET General Purpose Power

METAL-OXIDE SEMICONDUCTOR

150 Cel

SILICON

MATTE TIN

.009 ohm

11.2 A

DUAL

R-PDSO-G8

1

Not Qualified

e3

FDR8521L

Fairchild Semiconductor

N-CHANNEL AND P-CHANNEL

SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE

YES

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

ENHANCEMENT MODE

2

8

SMALL OUTLINE

METAL-OXIDE SEMICONDUCTOR

SILICON

MATTE TIN

.07 ohm

2.9 A

DUAL

R-PDSO-G8

1

Not Qualified

e3

J112_D27Z

Fairchild Semiconductor

N-CHANNEL

SINGLE

NO

.4 W

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

150 Cel

SILICON

TIN SILVER COPPER

50 ohm

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

5 pF

Small Signal Field Effect Transistors (FET)

Small Signal Field Effect Transistors (FET) are electronic devices used in low-power applications to amplify and switch small signals. They are commonly used in applications such as audio amplifiers, signal processing, and low-power digital circuits.

Small Signal FETs are designed to handle low-power levels and operate at low to medium frequencies, typically in the range of a few Hz to several MHz. They have a high gain and low noise figure, making them suitable for small signal amplification.

The Small Signal FET consists of a gate, source, and drain electrode, and works by controlling the flow of majority charge carriers (electrons or holes) between the source and drain regions through the gate electrode. When a voltage is applied to the gate electrode, it creates an electric field that modifies the conductivity of the channel, allowing current to flow between the source and drain.

Proper use of Small Signal FETs is important to ensure optimal performance, reliability, and compatibility with other components in the circuit. Small Signal FETs are often used in conjunction with other components, such as capacitors and resistors, to form complete low-power electronic circuits.