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

2N5088G

Onsemi

NPN

SINGLE

NO

50 MHz

.35 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

350

150 Cel

SILICON

30 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e1

260

2N5550TAR

Onsemi

NPN

SINGLE

NO

100 MHz

.35 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

150 Cel

SILICON

140 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2SA970-GR

Toshiba

PNP

SINGLE

NO

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

120 V

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e0

2SA970GR

Continental Device India

PNP

SINGLE

NO

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

120 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SB772-P

Renesas Electronics

PNP

SINGLE

NO

80 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

160

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

2SB772-Q

Renesas Electronics

PNP

SINGLE

NO

80 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

100

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

2SB772P

New Jersey Semiconductor Products

PNP

SINGLE

NO

80 MHz

10 W

3 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

1 W

160

150 Cel

55 pF

SILICON

30 V

SINGLE

R-PSFM-T3

TO-126

2SB772SP

Bytesonic Electronics

PNP

SINGLE

NO

80 MHz

.6 W

3 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.6 W

160

150 Cel

45 pF

SILICON

30 V

BOTTOM

O-PBCY-T3

TO-92

2SC3279

Micro Commercial Components

NPN

SINGLE

NO

150 MHz

2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

70

SILICON

10 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC3279M

Bytesonic Electronics

NPN

SINGLE

NO

150 MHz

.75 W

2 A

PLASTIC/EPOXY

AMPLIFIER

.82 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.75 W

200

150 Cel

27 pF

SILICON

10 V

-55 Cel

BOTTOM

O-PBCY-T3

TO-92

2SC3279-M

Micro Commercial Components

SINGLE

NO

150 MHz

750 W

2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

10 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

30

240

BC517

Onsemi

NPN

DARLINGTON

NO

200 MHz

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30000

150 Cel

SILICON

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-226AA

e0

235

BC547C,116

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

BC548BBU

Fairchild Semiconductor

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC557AZL1G

Onsemi

PNP

SINGLE

NO

320 MHz

1.5 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

45 V

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

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

40

260

BCX38CSTZ

Diodes Incorporated

NPN

DARLINGTON

NO

.8 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

10000

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

JAN2N1304

Defense Logistics Agency

NPN

SINGLE

NO

.3 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

40

GERMANIUM

BOTTOM

O-MBCY-W3

BASE

Not Qualified

TO-5

MIL-19500/126C

JANS2N3439L

Microchip Technology

NPN

SINGLE

NO

.8 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

350 V

1000 ns

10000 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

e0

MIL-19500/368F

P2N2222ARL1

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

150 Cel

SILICON

40 V

35 ns

285 ns

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

PN2222T&A

Continental Device India

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

35

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

PN2222TA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

35

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX451L

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

10

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

ZTX451STOA

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

10

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

260

CECC

ZTX451STOB

Zetex Plc

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.35 V

WIRE

RECTANGULAR

1

3

IN-LINE

2 W

10

200 Cel

15 pF

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

CECC

ZTX657STZ

Diodes Incorporated

NPN

SINGLE

NO

30 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

50

SILICON

300 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX758STOA

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

1

Not Qualified

e3

260

2N5401PBFREE

Central Semiconductor

PNP

SINGLE

NO

100 MHz

1.5 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

.625 W

50

150 Cel

6 pF

SILICON

150 V

-65 Cel

MATTE TIN

BOTTOM

O-PBCY-T3

TO-92

e3

260

2N5962

Onsemi

NPN

SINGLE

NO

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

600

SILICON

45 V

BOTTOM

O-PBCY-T3

LOW NOISE

TO-92

BC548CTAR

Fairchild Semiconductor

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSC2752OSTU

Onsemi

NPN

SINGLE

NO

10 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

30

150 Cel

SILICON

400 V

1000 ns

3500 ns

Matte Tin (Sn) - annealed

SINGLE

R-PSFM-T3

Not Qualified

TO-126

e3

NOT SPECIFIED

NOT SPECIFIED

MPSA06RL1G

Onsemi

NPN

SINGLE

NO

100 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

80 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

MPSA92RLRMG

Onsemi

PNP

SINGLE

NO

50 MHz

1.5 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

300 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

P2N2222AZL1G

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

150 Cel

SILICON

40 V

35 ns

285 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

ZTX455

Diodes Incorporated

NPN

SINGLE

NO

100 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

100

200 Cel

SILICON

140 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

30

260

2SC945-P

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC945P

Continental Device India

NPN

SINGLE

NO

150 MHz

.25 W

.1 A

PLASTIC/EPOXY

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

4 pF

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC107BPBFREE

Central Semiconductor

NPN

SINGLE

NO

150 MHz

.2 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

200

SILICON

45 V

BOTTOM

O-MBCY-W3

TO-18

NOT SPECIFIED

NOT SPECIFIED

BC337-25BULK

Continental Device India

NPN

SINGLE

NO

100 MHz

.8 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

160

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-W3

1

Not Qualified

TO-92

e3

BC546ATA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC546AT&A

Continental Device India

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC549B

Vishay Intertechnology

NPN

SINGLE

NO

300 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-W3

1

Not Qualified

LOW NOISE

TO-226AA

e3

BC549-B

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC549BTF

Onsemi

NPN

SINGLE

NO

300 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

JANSF2N2920L

Microchip Technology

NPN

SEPARATE, 2 ELEMENTS

NO

.03 A

METAL

WIRE

ROUND

2

6

CYLINDRICAL

300

SILICON

60 V

BOTTOM

O-MBCY-W6

MIL-19500; RH - 300K Rad(Si)

KSP44

Fairchild Semiconductor

NPN

SINGLE

NO

1.5 W

.3 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

400 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

KSP94TA

Onsemi

PNP

SINGLE

NO

.625 W

.3 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

PN4249

Onsemi

PNP

SINGLE

NO

40 MHz

.6 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

60 V

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e0

ZTX603

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

2000

200 Cel

SILICON

80 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

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