300 MHz Small Signal Bipolar Junction Transistors (BJT) 1,725

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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

BC546BTA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC546BT&A

Continental Device India

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

NSVMMBT2222AM3T5G

Onsemi

NPN

SINGLE

YES

300 MHz

.64 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

1 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

75

150 Cel

8 pF

SILICON

40 V

35 ns

-55 Cel

285 ns

MATTE TIN

DUAL

R-PDSO-F3

1

e3

30

260

AEC-Q101

BC847A-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

45 V

-65 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

HIGH RELIABILITY

e3

30

260

AEC-Q101

BC548CTA

Onsemi

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

BC548CT&A

Continental Device India

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

BSR14D87Z

National Semiconductor

NPN

SINGLE

YES

300 MHz

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

40

SILICON

40 V

35 ns

285 ns

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

LMBT3904DW1T1G

Leshan Radio

NPN

YES

300 MHz

.15 W

.2 A

Other Transistors

100

150 Cel

MMBT3904LP-7

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

1 W

.2 A

PLASTIC/EPOXY

.3 V

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

1 W

30

150 Cel

4 pF

SILICON

40 V

70 ns

-55 Cel

250 ns

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY

e4

30

260

AEC-Q101

SMMBT2222AWT1G

Onsemi

NPN

SINGLE

YES

300 MHz

.15 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

DUAL

R-PDSO-G3

1

e3

30

260

AEC-Q101

PZT2222A

Onsemi

NPN

SINGLE

YES

300 MHz

1.5 W

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

40 V

35 ns

-55 Cel

285 ns

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

TO-261AA

e3

30

260

BC546BTF

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC848C-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

30 V

-65 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

HIGH RELIABILITY

e3

30

260

AEC-Q101

PZT2222AT3G

Onsemi

NPN

SINGLE

YES

300 MHz

1.5 W

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e3

30

260

BC548BBK

Diotec Semiconductor Ag

NPN

SINGLE

NO

300 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

MMDT3904-7-F

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

AEC-Q101

SMBT2222A

Infineon Technologies

NPN

SINGLE

YES

300 MHz

.33 W

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

40

260

BC546BBK

Diotec Semiconductor Ag

NPN

SINGLE

NO

300 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

65 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

BC547CBK

Diotec Semiconductor Ag

NPN

SINGLE

NO

300 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

420

150 Cel

SILICON

45 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

PN2222ARLRAG

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

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

BC550CBU

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

TIN

BOTTOM

O-PBCY-W3

ISOLATED

Not Qualified

LOW NOISE

TO-92

e3

BC847BVNQ-7

Diodes Incorporated

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

300 MHz

.15 W

.1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

200

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-F6

1

HIGH RELIABILITY

e3

30

260

AEC-Q101

BC548CBK

Diotec Semiconductor Ag

NPN

SINGLE

NO

300 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

420

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

BC846BMTF

Onsemi

NPN

SINGLE

YES

300 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

65 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

PZT2222A,135

NXP Semiconductors

NPN

SINGLE

YES

300 MHz

1.15 W

.6 A

PLASTIC/EPOXY

SWITCHING

1 V

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

1.5 W

75

150 Cel

8 pF

SILICON

40 V

35 ns

250 ns

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

BC847PN-7-F

Diodes Incorporated

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

300 MHz

.2 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signals

200

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G6

1

ISOLATED

Not Qualified

HIGH RELIABILITY

e3

30

260

PMBT3904,235

NXP Semiconductors

NPN

SINGLE

YES

300 MHz

.25 W

.2 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

4 pF

SILICON

40 V

70 ns

250 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

2N2222ADCSM

Tt Electronics Plc

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

2

6

CHIP CARRIER

40

200 Cel

SILICON

40 V

35 ns

285 ns

BOTTOM

R-PBCC-N6

Not Qualified

HIGH RELIABILITY

MO-041BB

NOT SPECIFIED

NOT SPECIFIED

SMBT3946DW1T1G

Onsemi

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

300 MHz

.15 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

40 V

70 ns

250 ns

MATTE TIN

DUAL

R-PDSO-G6

1

e3

30

260

AEC-Q101

MMBT2222ARFG

Taiwan Semiconductor

NPN

SINGLE

YES

300 MHz

.6 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

40

SILICON

40 V

35 ns

285 ns

MATTE TIN OVER NICKEL

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC846A-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

65 V

-65 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

HIGH RELIABILITY

e3

30

260

AEC-Q101

2N3904ZL1G

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

BC846CMTF

Onsemi

NPN

SINGLE

YES

300 MHz

.31 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

65 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC550CTA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-W3

ISOLATED

Not Qualified

LOW NOISE

TO-92

e3

BC550CT&A

Continental Device India

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-W3

ISOLATED

Not Qualified

LOW NOISE

TO-92

e3

SMBT2222AE6327

Infineon Technologies

NPN

SINGLE

YES

300 MHz

.33 W

.6 A

PLASTIC/EPOXY

SWITCHING

25 ns

1 V

GULL WING

RECTANGULAR

1

60 ns

3

SMALL OUTLINE

Other Transistors

40

150 Cel

5 pF

SILICON

40 V

35 ns

285 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

40

260

2SC6099-TL-E

Onsemi

NPN

SINGLE

YES

300 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

300

SILICON

100 V

DUAL

R-PDSO-G2

COLLECTOR

TO-252

BC546BG

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

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

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

40

260

BC846BWQ-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

DUAL

R-PDSO-G3

1

HIGH RELIABILITY

e3

30

260

AEC-Q101

LMBT3904LT1G

Leshan Radio

NPN

SINGLE

YES

300 MHz

.3 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN

DUAL

R-PDSO-G3

e3

PZT3904T1G

Onsemi

NPN

SINGLE

YES

300 MHz

.3 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e3

30

260

MMST3904-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.2 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

HIGH RELIABILITY

e3

30

260

AEC-Q101

MBT3946DW1T1G

Onsemi

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

300 MHz

.15 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

40 V

70 ns

250 ns

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

SMMBT2222ALT1

Onsemi

NPN

SINGLE

YES

300 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

35

SILICON

40 V

35 ns

285 ns

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e0

235

KSC945CYTA

Onsemi

NPN

SINGLE

NO

300 MHz

.15 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

120

150 Cel

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC549C

Vishay Intertechnology

NPN

SINGLE

NO

300 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

420

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-W3

1

Not Qualified

LOW NOISE

TO-226AA

e3

BC546CTA

Onsemi

NPN

SINGLE

NO

300 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC546CT&A

Continental Device India

NPN

SINGLE

NO

300 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

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