NO Small Signal Bipolar Junction Transistors (BJT) 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 Fall Time (tf) 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

BC558BZL1

Onsemi

PNP

SINGLE

NO

360 MHz

.625 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

180

150 Cel

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

BC640-016G

Onsemi

PNP

SINGLE

NO

150 MHz

1.5 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

80 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

TO-226AA

e1

260

BC640-10

NXP Semiconductors

PNP

SINGLE

NO

100 MHz

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

63

150 Cel

SILICON

80 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BF422

Onsemi

NPN

SINGLE

NO

60 MHz

.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

250 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

JANTX2N720A

Microchip Technology

NPN

SINGLE

NO

.5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

40

200 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-206AA

e0

MIL-19500/182F

JANTXV2N720A

Microchip Technology

NPN

SINGLE

NO

.5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

40

200 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-206AA

e0

MIL-19500/182F

KSD227GTA

Fairchild Semiconductor

NPN

SINGLE

NO

.4 W

.3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

25 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSD227YBU

Fairchild Semiconductor

NPN

SINGLE

NO

.4 W

.3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

25 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSP2907ATA

Onsemi

PNP

SINGLE

NO

200 MHz

.625 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

60 V

45 ns

100 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSP8099TA

Fairchild Semiconductor

NPN

SINGLE

NO

150 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

150 Cel

SILICON

80 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

MAT02FH

Analog Devices

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE

NO

200 MHz

.02 A

METAL

SWITCHING

.2 V

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

1.8 W

400

150 Cel

SILICON

40 V

TIN LEAD

BOTTOM

O-MBCY-W6

SUBSTRATE

Not Qualified

LOW NOISE

TO-78

e0

MPS2222AG

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

35

150 Cel

SILICON

40 V

35 ns

285 ns

Tin/Silver/Copper (Sn/Ag/Cu)

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

40

260

MPS8099G

Onsemi

NPN

SINGLE

NO

150 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

150 Cel

SILICON

80 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPSA42RLRMG

Onsemi

NPN

SINGLE

NO

50 MHz

1.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

300 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPSA43RLRAG

Onsemi

NPN

SINGLE

NO

50 MHz

1.5 W

.05 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

200 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

PN2222A-A

Diodes Incorporated

NPN

SINGLE

NO

300 MHz

PLASTIC/EPOXY

1 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

100

150 Cel

8 pF

SILICON

40 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

SS9013FBU

Fairchild Semiconductor

NPN

SINGLE

NO

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

96

150 Cel

SILICON

20 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX558STZ

Diodes Incorporated

PNP

SINGLE

NO

50 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

400 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

ZTX692BSTZ

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

150

SILICON

70 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX758STOB

Zetex Plc

PNP

SINGLE

NO

50 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

.5 V

WIRE

RECTANGULAR

1

3

IN-LINE

40

200 Cel

SILICON

400 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

10

260

ZTX758STZ

Diodes Incorporated

PNP

SINGLE

NO

50 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

40

SILICON

400 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX792A

Diodes Incorporated

PNP

SINGLE

NO

100 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

200

200 Cel

SILICON

70 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX792ASTOA

Diodes Incorporated

PNP

SINGLE

NO

100 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

200

SILICON

70 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

10

260

ZTX792ASTZ

Diodes Incorporated

PNP

SINGLE

NO

100 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

200

SILICON

70 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX795A

Diodes Incorporated

PNP

SINGLE

NO

100 MHz

1 W

.5 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

100

200 Cel

SILICON

140 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX795ASTZ

Diodes Incorporated

PNP

SINGLE

NO

100 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

100

SILICON

140 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

2N2945A

Texas Instruments

PNP

SINGLE

NO

10 MHz

.4 W

.1 A

METAL

CHOPPER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

70

200 Cel

SILICON

20 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-46

NOT SPECIFIED

NOT SPECIFIED

2N3498L

Microchip Technology

NPN

SINGLE

NO

5 W

.5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

200 Cel

SILICON

100 V

115 ns

1150 ns

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-5

e0

2N3810U

Microchip Technology

PNP

SEPARATE, 2 ELEMENTS

NO

.6 W

.05 A

METAL

WIRE

ROUND

2

8

CYLINDRICAL

Other Transistors

125

200 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-MBCY-W8

Not Qualified

TO-78

e0

2N3906RLRMG

Onsemi

PNP

SINGLE

NO

250 MHz

1.5 W

.2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

2N5088T&A

Continental Device India

NPN

SINGLE

NO

50 MHz

.35 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

300

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

2N5088TA

Onsemi

NPN

SINGLE

NO

50 MHz

.35 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

300

150 Cel

SILICON

30 V

Tin (Sn)

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

2N5089TFR

Fairchild Semiconductor

NPN

SINGLE

NO

50 MHz

.35 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

450

150 Cel

SILICON

25 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

2PC1815GR

NXP Semiconductors

NPN

SINGLE

NO

80 MHz

.5 W

.15 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

3.5 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2SC1815-YTIN/LEAD

Central Semiconductor

NPN

SINGLE

NO

80 MHz

.4 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.4 W

120

125 Cel

SILICON

50 V

-55 Cel

TIN LEAD

BOTTOM

O-PBCY-T3

TO-92

e0

2SC3279-L-AP

Micro Commercial Components

NPN

SINGLE

NO

150 MHz

2 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

140

150 Cel

SILICON

10 V

MATTE TIN

BOTTOM

O-PBCY-W3

1

Not Qualified

TO-92

e3

10

260

2SC3279-N

Micro Commercial Components

SINGLE

NO

150 MHz

750 W

2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

300

150 Cel

SILICON

10 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

30

240

2SC3279-P-AP

Micro Commercial Components

NPN

SINGLE

NO

150 MHz

2 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

420

150 Cel

SILICON

10 V

MATTE TIN

BOTTOM

O-PBCY-W3

1

Not Qualified

TO-92

e3

10

260

2SC3279N

Bytesonic Electronics

NPN

SINGLE

NO

150 MHz

.75 W

2 A

PLASTIC/EPOXY

AMPLIFIER

.82 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.75 W

300

150 Cel

27 pF

SILICON

10 V

-55 Cel

BOTTOM

O-PBCY-T3

TO-92

2SD965R

Panasonic

NPN

SINGLE

NO

150 MHz

.75 W

5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

340

150 Cel

SILICON

20 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

BC138

Semiconductors

NPN

SINGLE

NO

40 MHz

.8 W

1

Other Transistors

100

175 Cel

BC327-40BULK

Continental Device India

PNP

SINGLE

NO

100 MHz

.8 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

250

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-W3

1

Not Qualified

TO-92

e3

BC517ZL1G

Onsemi

NPN

DARLINGTON

NO

200 MHz

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30000

150 Cel

SILICON

30 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

BC547C,126

NXP Semiconductors

NPN

SINGLE

NO

100 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

.6 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC557BZL1

Onsemi

PNP

SINGLE

NO

320 MHz

.625 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

180

150 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

BC558-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC638T&A

Continental Device India

PNP

SINGLE

NO

100 MHz

.8 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

60 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC638TA

Onsemi

PNP

SINGLE

NO

100 MHz

.8 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

60 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

Small Signal Bipolar Junction Transistors (BJT)

Small Signal Bipolar Junction Transistors (BJT) 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 BJTs 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 BJT consists of an emitter, base, and collector region, and works by controlling the flow of majority charge carriers (electrons or holes) between the emitter and collector through the base region. When a voltage is applied to the base-emitter junction, a small current flows through the base, allowing a larger current to flow from the emitter to the collector.

Proper use of Small Signal BJTs is important to ensure optimal performance, reliability, and compatibility with other components in the circuit. Small Signal BJTs are often used in conjunction with other components, such as capacitors and resistors, to form complete low-power electronic circuits.B395