2 A Small Signal Bipolar Junction Transistors (BJT) 1,395

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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

NSS12200WT1G

Onsemi

PNP

SINGLE

YES

100 MHz

.65 W

2 A

PLASTIC/EPOXY

SWITCHING

.29 V

GULL WING

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

100

150 Cel

65 pF

SILICON

12 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

2SB1123T

Onsemi

PNP

SINGLE

YES

150 MHz

1.3 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.5 W

200

150 Cel

22 pF

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

2SD1621R

Onsemi

NPN

SINGLE

YES

150 MHz

.5 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

25 V

SINGLE

R-PSSO-F3

COLLECTOR

2SB1623S

Onsemi

NPN

SINGLE

YES

150 MHz

1.3 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

140

150 Cel

22 pF

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

2SA1593S-TL-E

Onsemi

PNP

SINGLE

YES

120 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

140

SILICON

100 V

SINGLE

R-PSSO-G2

COLLECTOR

TO-252

2SA1020G

Onsemi

PNP

SINGLE

NO

100 MHz

1.5 W

2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

50 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

2SD1207S-AE

Onsemi

NPN

SINGLE

NO

150 MHz

2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

140

SILICON

50 V

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

BOTTOM

O-PBCY-T3

TO-92

KSD1621RTF

Onsemi

NPN

SINGLE

YES

150 MHz

.5 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

25 V

MATTE TIN

SINGLE

R-PSSO-F3

1

Not Qualified

e3

2SB1229R

Onsemi

PNP

SINGLE

NO

150 MHz

.75 W

2 A

UNSPECIFIED

SWITCHING

.7 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

.75 W

100

150 Cel

SILICON

50 V

BOTTOM

O-XBCY-T3

2SA2205-E

Onsemi

PNP

SINGLE

NO

300 MHz

2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

200

150 Cel

SILICON

100 V

Tin/Bismuth (Sn/Bi)

SINGLE

R-PSIP-T3

TO-251

e6

2SD1623T-TD-E

Onsemi

NPN

SINGLE

YES

150 MHz

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

50 V

60 ns

580 ns

Tin/Bismuth (Sn/Bi)

SINGLE

R-PSSO-F3

1

COLLECTOR

TO-243AA

e6

30

260

2SB1123S

Onsemi

PNP

SINGLE

YES

150 MHz

1.3 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.5 W

140

150 Cel

22 pF

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

2SB1229S-AA

Onsemi

PNP

SINGLE

NO

150 MHz

.75 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.75 W

140

150 Cel

22 pF

SILICON

50 V

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

BOTTOM

O-PBCY-T3

2SB1121

Onsemi

PNP

SINGLE

YES

150 MHz

.5 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

65

150 Cel

SILICON

25 V

SINGLE

R-PSSO-F3

COLLECTOR

2SC4135S-TL-E

Onsemi

NPN

SINGLE

YES

120 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

140

SILICON

100 V

SINGLE

R-PSSO-G2

COLLECTOR

TO-252

2SC3647S-TD-E

Onsemi

NPN

SINGLE

YES

120 MHz

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

140

SILICON

100 V

SINGLE

R-PSSO-F3

COLLECTOR

TO-243AA

2SB1623T

Onsemi

NPN

SINGLE

YES

150 MHz

1.3 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

200

150 Cel

22 pF

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

KSD1621UTF

Onsemi

NPN

SINGLE

YES

150 MHz

.5 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

280

150 Cel

SILICON

25 V

60 ns

525 ns

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

2SD1835U

Onsemi

NPN

SINGLE

NO

150 MHz

.75 W

2 A

UNSPECIFIED

SWITCHING

.4 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

.75 W

280

150 Cel

SILICON

50 V

BOTTOM

O-XBCY-T3

MPS651RLRA

Onsemi

NPN

SINGLE

NO

75 MHz

.625 W

2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

2SD1621T

Onsemi

NPN

SINGLE

YES

150 MHz

.5 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

25 V

SINGLE

R-PSSO-F3

COLLECTOR

NSS1C200MZ4T3G

Onsemi

PNP

SINGLE

YES

120 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

50

SILICON

100 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G4

1

COLLECTOR

TO-261AA

e3

30

260

2SC4489S

Onsemi

NPN

SINGLE

NO

120 MHz

2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

140

SILICON

100 V

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

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e2

2SB1623R

Onsemi

NPN

SINGLE

YES

150 MHz

1.3 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

100

150 Cel

22 pF

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

2SD1623S-TD-E

Onsemi

NPN

SINGLE

YES

150 MHz

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

140

SILICON

50 V

60 ns

580 ns

Tin/Bismuth (Sn/Bi)

SINGLE

R-PSSO-F3

1

COLLECTOR

TO-243AA

e6

30

260

MPS650RL

Onsemi

NPN

SINGLE

NO

75 MHz

2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

40

150 Cel

SILICON

40 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

2SC6043

Onsemi

NPN

SINGLE

NO

1 W

2 A

1

Other Transistors

40

150 Cel

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

NSS1C201MZ4T3G

Onsemi

NPN

SINGLE

YES

100 MHz

.8 W

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

100 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e3

30

260

SMBT35200MT1G

Onsemi

PNP

SINGLE

YES

100 MHz

1.75 W

2 A

1

Other Transistors

100

150 Cel

MATTE TIN

1

e3

30

260

2SB1623

Onsemi

NPN

SINGLE

YES

150 MHz

1.3 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

40

150 Cel

22 pF

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

2SB1201S-E

Onsemi

PNP

SINGLE

NO

150 MHz

2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

140

SILICON

50 V

SINGLE

R-PSIP-T3

COLLECTOR

TO-251

2SD1621

Onsemi

NPN

SINGLE

YES

150 MHz

.5 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

65

150 Cel

SILICON

25 V

SINGLE

R-PSSO-F3

COLLECTOR

2SA1020

Onsemi

PNP

SINGLE

NO

100 MHz

1.5 W

2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

MPS651RL

Onsemi

NPN

SINGLE

NO

75 MHz

2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

40

150 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

2SB1121U

Onsemi

PNP

SINGLE

YES

150 MHz

.5 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

280

150 Cel

SILICON

25 V

SINGLE

R-PSSO-F3

COLLECTOR

2SC4135S-E

Onsemi

NPN

SINGLE

NO

120 MHz

2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

140

SILICON

100 V

SINGLE

R-PSIP-T3

COLLECTOR

TO-251

2SB1229U

Onsemi

PNP

SINGLE

NO

150 MHz

.75 W

2 A

PLASTIC/EPOXY

SWITCHING

.7 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

.75 W

280

150 Cel

22 pF

SILICON

50 V

BOTTOM

O-PBCY-T3

MPS651RLRM

Onsemi

NPN

SINGLE

NO

75 MHz

.625 W

2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

NSS40200UW6T1G

Onsemi

PNP

SINGLE

YES

140 MHz

3 W

2 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

150

150 Cel

SILICON

40 V

220 ns

680 ns

MATTE TIN

DUAL

R-PDSO-N6

1

Not Qualified

e3

30

260

2SD1246T

Onsemi

NPN

SINGLE

NO

150 MHz

.75 W

2 A

PLASTIC/EPOXY

SWITCHING

.4 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

2SD1246

Onsemi

NPN

SINGLE

NO

150 MHz

.75 W

2 A

PLASTIC/EPOXY

SWITCHING

.4 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

BC441

STMicroelectronics

NPN

SINGLE

NO

50 MHz

10 W

2 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

175 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e0

BC461

STMicroelectronics

PNP

SINGLE

NO

50 MHz

10 W

2 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

175 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e0

STX13004-AP

STMicroelectronics

NPN

SINGLE

NO

2.5 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

6

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e3

STX13004G

STMicroelectronics

NPN

SINGLE

NO

2.5 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

6

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e3

STX13004

STMicroelectronics

NPN

SINGLE

NO

2.5 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

6

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e3

STX13004G-AP

STMicroelectronics

NPN

SINGLE

NO

2.5 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

6

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e3

PMEM4020ND,115

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN DIODE

YES

1 W

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

75

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G6

Not Qualified

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