250 MHz 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

MBT3906DW1T1

Onsemi

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G6

1

Not Qualified

e0

30

235

BC550CRLRM

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

420

150 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC550BRLRE

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

NST3906DXV6T5

Onsemi

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.5 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

TIN

DUAL

R-PDSO-F6

1

Not Qualified

e3

260

BSR18A

Onsemi

PNP

SINGLE

YES

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

350 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

2SC3068

Onsemi

NPN

SINGLE

NO

250 MHz

.3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

800

SILICON

25 V

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

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BC559BRLRE

Onsemi

PNP

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

180

150 Cel

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

MBT3906DW1T3

Onsemi

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

30

SILICON

40 V

70 ns

300 ns

TIN LEAD

DUAL

R-PDSO-G6

1

Not Qualified

e0

235

2SB1118S

Onsemi

PNP

SINGLE

YES

250 MHz

.5 W

.7 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

140

150 Cel

SILICON

15 V

SINGLE

R-PSSO-F3

COLLECTOR

BC559CRLRA

Onsemi

PNP

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

380

150 Cel

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC3917

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

250 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

50

SILICON

50 V

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

SINGLE

R-PSIP-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

BC550BRLRA

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC559BRL1

Onsemi

PNP

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

180

150 Cel

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

BCW60C

Onsemi

NPN

SINGLE

YES

250 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.55 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

90

150 Cel

SILICON

32 V

150 ns

800 ns

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e3

30

260

BC550B

Onsemi

NPN

SINGLE

NO

250 MHz

.625 W

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BC550BRL

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

2SC3576

Onsemi

NPN

SINGLE

NO

250 MHz

.3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

800

SILICON

25 V

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

BOTTOM

O-PBCY-T3

Not Qualified

BC550BRLRM

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC550BZL1

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

BC560CRLRM

Onsemi

PNP

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

380

150 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC550CZL1

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

420

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

FMB2907A

Onsemi

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

30 ns

80 ns

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

2SB1118U

Onsemi

PNP

SINGLE

YES

250 MHz

.5 W

.7 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

280

150 Cel

SILICON

15 V

SINGLE

R-PSSO-F3

COLLECTOR

MMBT2222LT3G

Onsemi

NPN

SINGLE

YES

250 MHz

.225 W

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

75

150 Cel

SILICON

30 V

35 ns

285 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236

e3

30

260

NST3906F3T5G

Onsemi

PNP

SINGLE

YES

250 MHz

.347 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

MATTE TIN

DUAL

R-PDSO-F3

1

Not Qualified

e3

30

260

MMBT3906WT1

Onsemi

PNP

SINGLE

YES

250 MHz

.15 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

-55 Cel

300 ns

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

e0

30

235

MMBT2222

Onsemi

NPN

SINGLE

YES

250 MHz

.35 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

1.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.35 W

75

150 Cel

8 pF

SILICON

30 V

35 ns

-55 Cel

285 ns

DUAL

R-PDSO-G3

2SD1048-8

Onsemi

NPN

SINGLE

YES

250 MHz

.7 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

450

SILICON

15 V

DUAL

R-PDSO-G3

BCW60A

Onsemi

NPN

SINGLE

YES

250 MHz

.3 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

32 V

150 ns

800 ns

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

e0

10

235

2N4401RLRA

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

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

2SD1048-7-TB-E

Onsemi

NPN

SINGLE

YES

250 MHz

.2 W

.7 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

300

125 Cel

SILICON

15 V

TIN BISMUTH

DUAL

R-PDSO-G3

1

TO-236AB

e6

30

260

SO3903

STMicroelectronics

NPN

SINGLE

YES

250 MHz

.2 W

.2 A

SWITCHING

1

Other Transistors

50

150 Cel

SILICON

40 V

TIN LEAD

e0

SO2221A

STMicroelectronics

NPN

250 MHz

.8 A

SWITCHING

1

40

SILICON

40 V

SO4401

STMicroelectronics

NPN

250 MHz

.6 A

SWITCHING

1

100

SILICON

40 V

STZT2222

STMicroelectronics

NPN

SINGLE

YES

250 MHz

1.5 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

30 V

MATTE TIN

DUAL

R-PDSO-G4

COLLECTOR

Not Qualified

e3

SO3906

STMicroelectronics

PNP

SINGLE

YES

250 MHz

.2 W

.2 A

SWITCHING

1

Other Transistors

100

140 Cel

SILICON

40 V

TIN LEAD

e0

SO2221

STMicroelectronics

NPN

250 MHz

.8 A

SWITCHING

1

40

SILICON

30 V

SO2222

STMicroelectronics

NPN

SINGLE

YES

250 MHz

.25 W

.8 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

30 V

DUAL

R-PDSO-G4

Not Qualified

933476660185

NXP Semiconductors

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

90

SILICON

45 V

150 ns

800 ns

DUAL

R-PDSO-G3

Not Qualified

LOW NOISE

TO-236AB

934026930135

NXP Semiconductors

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

SILICON

40 V

70 ns

300 ns

PURE TIN

DUAL

R-PDSO-G3

1

Not Qualified

PH2222-T/R

NXP Semiconductors

NPN

SINGLE

NO

250 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

1.6 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

75

150 Cel

8 pF

SILICON

30 V

35 ns

250 ns

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

PXT3906-TAPE-7

NXP Semiconductors

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

.4 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

4.5 pF

SILICON

40 V

70 ns

300 ns

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

PXT3906-T

NXP Semiconductors

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

.4 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

4.5 pF

SILICON

40 V

65 ns

300 ns

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

PXT2222-TAPE-7

NXP Semiconductors

NPN

SINGLE

YES

250 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

1.6 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

8 pF

SILICON

30 V

35 ns

285 ns

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

933324100215

NXP Semiconductors

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

90

SILICON

32 V

150 ns

800 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e3

PZT3906,135

NXP Semiconductors

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

.4 V

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

1.5 W

30

150 Cel

4.5 pF

SILICON

40 V

65 ns

300 ns

TIN

DUAL

R-PDSO-G4

COLLECTOR

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

933324090215

NXP Semiconductors

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

70

SILICON

32 V

150 ns

800 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e3

934058315215

NXP Semiconductors

NPN

SINGLE

YES

250 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

80

SILICON

40 V

35 ns

250 ns

DUAL

R-PDSO-G3

TO-236AB

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