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

BC33740TA

Onsemi

NPN

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

170

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC337-40T&A

Continental Device India

NPN

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

170

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N3906TFR

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

PN2907ATFR

Onsemi

PNP

SINGLE

NO

200 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

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

BC33740BU

Onsemi

NPN

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

170

150 Cel

SILICON

45 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC557-B

Infineon Technologies

PNP

SINGLE

NO

250 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

BC327.25

Multicomp Pro

PNP

SINGLE

NO

100 MHz

.8 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

160

150 Cel

SILICON

45 V

-65 Cel

BOTTOM

O-PBCY-W3

TO-92

BC32725

Fairchild Semiconductor

PNP

SINGLE

NO

100 MHz

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

PN2907ATA

Onsemi

PNP

SINGLE

NO

200 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

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

ZTX653STZ

Diodes Incorporated

NPN

SINGLE

NO

140 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

25

SILICON

100 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

CECC

MPSA92

Texas Instruments

PNP

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

300 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-226AA

NOT SPECIFIED

NOT SPECIFIED

PN2222ATFR

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

-55 Cel

285 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

PN2907ATF

Onsemi

PNP

SINGLE

NO

200 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

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

2N3019

Vishay Intertechnology

NPN

NO

100 MHz

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

80

SILICON

80 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

BC32740BU

Onsemi

PNP

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

170

150 Cel

SILICON

45 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC547CZL1G

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

2N3906TAR

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N3906TA

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

-55 Cel

300 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N3906T&A

Continental Device India

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

-55 Cel

300 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC557BTF

Onsemi

PNP

SINGLE

NO

150 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX651STZ

Diodes Incorporated

NPN

SINGLE

NO

140 MHz

1.5 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

40

200 Cel

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

CECC

ULN2003AIN

Texas Instruments

NPN

COMPLEX

NO

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

7

16

IN-LINE

SILICON

50 V

Nickel/Palladium/Gold (Ni/Pd/Au)

DUAL

R-PDIP-T16

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-001BB

e4

NOT SPECIFIED

NOT SPECIFIED

2N3906TF

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N2222

Texas Instruments

NPN

SINGLE

NO

250 MHz

.5 W

.8 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

175 Cel

SILICON

30 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

BC33716TA

Onsemi

NPN

SINGLE

NO

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC337-16T&A

Continental Device India

NPN

SINGLE

NO

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX653STOA

Diodes Incorporated

NPN

SINGLE

NO

140 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

25

SILICON

100 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

BC33716BU

Onsemi

NPN

SINGLE

NO

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX653STOB

Diodes Incorporated

NPN

SINGLE

NO

140 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

25

SILICON

100 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

BC32725TA

Onsemi

PNP

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC327-25T&A

Continental Device India

PNP

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N3906-AP

STMicroelectronics

PNP

SINGLE

NO

250 MHz

.625 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

297 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC546-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

PN2222ATF

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N2222APBFREE

Central Semiconductor

NPN

SINGLE

NO

250 MHz

METAL

SWITCHING

.3 V

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

8 pF

SILICON

40 V

285 ns

MATTE TIN

BOTTOM

O-MBCY-W3

1

TO-18

e3

30

260

BC548-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

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

2N4401TF

Onsemi

NPN

SINGLE

NO

250 MHz

.35 W

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

255 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

SS8050CBU

Onsemi

NPN

SINGLE

NO

190 MHz

1 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

25 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC337-40-AP

STMicroelectronics

NPN

SINGLE

NO

100 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

250

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

PN2222AT&A

Continental Device India

NPN

SINGLE

NO

300 MHz

.625 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

PN2222ATA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

SS8050DTA

Onsemi

NPN

SINGLE

NO

190 MHz

1 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

160

150 Cel

SILICON

25 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC337.16

Multicomp Pro

NPN

SINGLE

NO

200 MHz

1 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

100

150 Cel

SILICON

45 V

-65 Cel

BOTTOM

O-PBCY-W3

TO-92

BC33716

Fairchild Semiconductor

NPN

SINGLE

NO

100 MHz

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSP2222ABU

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

150 Cel

SILICON

40 V

35 ns

285 ns

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC33725TFR

Onsemi

NPN

SINGLE

NO

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

160

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX651QSTZ

Diodes Incorporated

NPN

SINGLE

NO

140 MHz

1.5 W

2 A

1

Other Transistors

100

200 Cel

MATTE TIN

e3

30

260

ZTX651STOB

Diodes Incorporated

NPN

SINGLE

NO

140 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

40

SILICON

60 V

Matte Tin (Sn)

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

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