SINGLE Small Signal Field Effect Transistors (FET) 2,400+

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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

J112D27Z

National Semiconductor

N-CHANNEL

SINGLE

NO

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

JUNCTION

SILICON

50 ohm

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

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

NSVJ3557SA3T1G

Onsemi

N-CHANNEL

SINGLE

YES

.2 W

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

DEPLETION MODE

1

3

SMALL OUTLINE

JUNCTION

.2 W

150 Cel

SILICON

-55 Cel

TIN BISMUTH

.05 A

DUAL

R-PDSO-G3

1

LOW NOISE

e6

30

260

AEC-Q101

SMP4338

Inter F E T

N-CHANNEL

SINGLE

YES

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

DEPLETION MODE

1

3

SMALL OUTLINE

Other Transistors

JUNCTION

150 Cel

SILICON

2500 ohm

DUAL

R-PDSO-G3

Not Qualified

TO-236

3 pF

2N3993

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

CHOPPER

25 V

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

200 Cel

SILICON

150 ohm

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

4.5 pF

3N158A

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

AMPLIFIER

50 V

WIRE

ROUND

ENHANCEMENT MODE

1

.03 A

4

CYLINDRICAL

Other Transistors

METAL-OXIDE SEMICONDUCTOR

175 Cel

SILICON

.03 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

1.3 pF

2N4859

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

30 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

25 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

8 pF

A5T3821

Texas Instruments

N-CHANNEL

SINGLE

NO

.3 W

PLASTIC/EPOXY

50 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

150 Cel

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

3 pF

2N6452

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

AMPLIFIER

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

LOW NOISE

TO-72

NOT SPECIFIED

NOT SPECIFIED

5 pF

2N4859A

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

30 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

25 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

4 pF

2N3909A

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

AMPLIFIER

20 V

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

3 pF

A5T5462

Texas Instruments

P-CHANNEL

SINGLE

NO

.31 W

PLASTIC/EPOXY

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

150 Cel

SILICON

400 ohm

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2 pF

2N3970

Texas Instruments

N-CHANNEL

SINGLE

NO

1.8 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

30 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

6 pF

TIS58N

Texas Instruments

N-CHANNEL

SINGLE

NO

PLASTIC/EPOXY

25 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

JUNCTION

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

3 pF

2N3994

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

CHOPPER

25 V

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

200 Cel

SILICON

300 ohm

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

LOW LEAKAGE

TO-72

NOT SPECIFIED

NOT SPECIFIED

5 pF

A5T3822

Texas Instruments

N-CHANNEL

SINGLE

NO

.3 W

PLASTIC/EPOXY

50 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

150 Cel

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

3 pF

2N4092

Texas Instruments

N-CHANNEL

SINGLE

NO

1.8 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

50 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

5 pF

2N3972

Texas Instruments

N-CHANNEL

SINGLE

NO

1.8 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

100 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

6 pF

3N174

Texas Instruments

P-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

30 V

WIRE

ROUND

ENHANCEMENT MODE

1

.02 A

4

CYLINDRICAL

Other Transistors

METAL-OXIDE SEMICONDUCTOR

200 Cel

SILICON

1000 ohm

.02 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

.7 pF

2N6453

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

AMPLIFIER

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

LOW NOISE

TO-72

NOT SPECIFIED

NOT SPECIFIED

5 pF

2N6450

Texas Instruments

N-CHANNEL

SINGLE

NO

.8 W

METAL

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-39

2.5 pF

TIS59

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

PLASTIC/EPOXY

25 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

150 Cel

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

3 pF

2N4857

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

40 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

8 pF

2N5364

Texas Instruments

N-CHANNEL

SINGLE

NO

.3 W

METAL

SWITCHING

40 V

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

Other Transistors

JUNCTION

175 Cel

SILICON

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

LOW NOISE

TO-72

NOT SPECIFIED

NOT SPECIFIED

2 pF

A5T5460

Texas Instruments

P-CHANNEL

SINGLE

NO

.31 W

PLASTIC/EPOXY

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

150 Cel

SILICON

2000 ohm

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2 pF

2N6449

Texas Instruments

N-CHANNEL

SINGLE

NO

.8 W

METAL

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-39

2.5 pF

3N153

Texas Instruments

N-CHANNEL

SINGLE

NO

.4 W

METAL

SWITCHING

20 V

WIRE

ROUND

DEPLETION MODE

1

.05 A

4

CYLINDRICAL

FET General Purpose Power

METAL-OXIDE SEMICONDUCTOR

175 Cel

SILICON

300 ohm

.05 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

.6 pF

2N4861

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

30 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

60 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

8 pF

2N4091

Texas Instruments

N-CHANNEL

SINGLE

NO

1.8 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

30 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

5 pF

3N157

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

AMPLIFIER

50 V

WIRE

ROUND

ENHANCEMENT MODE

1

.03 A

4

CYLINDRICAL

Other Transistors

METAL-OXIDE SEMICONDUCTOR

175 Cel

SILICON

.03 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

1.3 pF

TIS73

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

PLASTIC/EPOXY

CHOPPER

30 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

150 Cel

SILICON

25 ohm

BOTTOM

O-PBCY-W3

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

8 pF

3N155

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

CHOPPER

35 V

WIRE

ROUND

ENHANCEMENT MODE

1

.03 A

4

CYLINDRICAL

Other Transistors

METAL-OXIDE SEMICONDUCTOR

175 Cel

SILICON

600 ohm

.03 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

1.3 pF

2N2386A

Texas Instruments

P-CHANNEL

SINGLE

NO

.5 W

METAL

AMPLIFIER

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

2N2497

Texas Instruments

P-CHANNEL

SINGLE

NO

.5 W

METAL

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

200 Cel

SILICON

1000 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

LOW NOISE

TO-5

NOT SPECIFIED

NOT SPECIFIED

2N4860A

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

30 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

40 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

3.5 pF

2N3460

Texas Instruments

N-CHANNEL

SINGLE

NO

.3 W

METAL

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W3

GATE

Not Qualified

LOW NOISE

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N4856

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

25 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

8 pF

2N2609

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

200 Cel

SILICON

600 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

LOW NOISE

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N4857A

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

40 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

3.5 pF

2N3332

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

FET General Purpose Small Signal

JUNCTION

200 Cel

SILICON

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

LOW NOISE

TO-72

NOT SPECIFIED

NOT SPECIFIED

2N5362

Texas Instruments

N-CHANNEL

SINGLE

NO

.3 W

METAL

SWITCHING

40 V

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

Other Transistors

JUNCTION

175 Cel

SILICON

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

LOW NOISE

TO-72

NOT SPECIFIED

NOT SPECIFIED

2 pF

2N4860

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

30 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

40 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

8 pF

2N5361

Texas Instruments

N-CHANNEL

SINGLE

NO

.3 W

METAL

SWITCHING

40 V

WIRE

ROUND

DEPLETION MODE

1

4

CYLINDRICAL

Other Transistors

JUNCTION

175 Cel

SILICON

BOTTOM

O-MBCY-W4

ISOLATED

Not Qualified

LOW NOISE

TO-72

NOT SPECIFIED

NOT SPECIFIED

2 pF

3N157A

Texas Instruments

P-CHANNEL

SINGLE

NO

.3 W

METAL

AMPLIFIER

50 V

WIRE

ROUND

ENHANCEMENT MODE

1

.03 A

4

CYLINDRICAL

Other Transistors

METAL-OXIDE SEMICONDUCTOR

175 Cel

SILICON

.03 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

1.3 pF

A5T6450

Texas Instruments

N-CHANNEL

SINGLE

NO

.625 W

PLASTIC/EPOXY

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

150 Cel

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2.5 pF

3N169

Texas Instruments

N-CHANNEL

SINGLE

NO

.8 W

METAL

CHOPPER

25 V

WIRE

ROUND

ENHANCEMENT MODE

1

.03 A

4

CYLINDRICAL

FET General Purpose Power

METAL-OXIDE SEMICONDUCTOR

200 Cel

SILICON

200 ohm

.03 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

1.3 pF

3N163

Texas Instruments

P-CHANNEL

SINGLE

NO

.375 W

METAL

CHOPPER

40 V

WIRE

ROUND

ENHANCEMENT MODE

1

.05 A

4

CYLINDRICAL

Other Transistors

METAL-OXIDE SEMICONDUCTOR

200 Cel

SILICON

250 ohm

.05 A

BOTTOM

O-MBCY-W4

SUBSTRATE

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

.7 pF

2N4858

Texas Instruments

N-CHANNEL

SINGLE

NO

.36 W

METAL

CHOPPER

40 V

WIRE

ROUND

DEPLETION MODE

1

3

CYLINDRICAL

Other Transistors

JUNCTION

200 Cel

SILICON

60 ohm

BOTTOM

O-MBCY-W3

GATE

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

8 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.