250 MHz Small Signal Bipolar Junction Transistors (BJT) 2,400+

Reset All
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

BC850BWE6327HTSA1

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

LOW NOISE

e3

40

260

BC856WA

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

110

SILICON

65 V

DUAL

R-PDSO-G3

Not Qualified

SMBT2222E6433

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

SILICON

30 V

35 ns

285 ns

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

SMBT3906

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BCW61AE6327

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

32 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

BC857CE6327

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

AEC-Q101

BC848CE6327XT

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

420

150 Cel

SILICON

30 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BC858W-C

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

420

SILICON

30 V

DUAL

R-PDSO-G3

Not Qualified

SMBT3906E6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

80

150 Cel

SILICON

40 V

70 ns

300 ns

DUAL

R-PDSO-G3

1

Not Qualified

260

BC858BE6327

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

30 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

BC856BWE6327

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

65 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

40

260

BC858-B

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

220

150 Cel

SILICON

30 V

DUAL

R-PDSO-G3

1

LOW NOISE

BC846SH6327

Infineon Technologies

NPN

SEPARATE, 2 ELEMENTS

YES

250 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

200

SILICON

65 V

TIN

DUAL

R-PDSO-G6

e3

AEC-Q101

BC858CE6327

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

30 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

BC846AE6327

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

65 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

BCW61FF

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.31 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

32 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

LOW NOISE

TO-236

e3

BC857BWE6327HTSA1

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

220

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

40

260

BC847W-B

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

45 V

DUAL

R-PDSO-G3

Not Qualified

BC857CWE6327HTSA1

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

420

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

40

260

BCW61DE6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

32 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

Not Qualified

e3

BC856BE6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

65 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

BC858BWE6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

30 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

BCW61FNE6327

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

32 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

Not Qualified

LOW NOISE

e3

BCW60AE6433

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

32 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

Not Qualified

e3

BC559-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

BC859AE6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

125

SILICON

30 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

LOW NOISE

e3

BC847AE6327BTSA1

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

110

150 Cel

SILICON

45 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

BC846BWE6327XT

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

65 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

BC858-A

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

125

SILICON

30 V

DUAL

R-PDSO-G3

1

LOW NOISE

BCX70GE6327HTSA1

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

BC846BE6327HTSA1

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

65 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BCW60DE6327HTSA1

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

32 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

BC857S-A

Infineon Technologies

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

110

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G6

Not Qualified

e3

BC857WA

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

110

SILICON

45 V

DUAL

R-PDSO-G3

Not Qualified

BC847SE6327BTSA1

Infineon Technologies

NPN

SEPARATE, 2 ELEMENTS

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

110

SILICON

45 V

DUAL

R-PDSO-G6

BC848BWE6327HTSA1

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

30 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

40

260

BCX70KE6433

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

DUAL

R-PDSO-G3

Not Qualified

BCW61FN

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.31 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

32 V

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236

BCX71KE6327

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

BCW61BE6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

80

150 Cel

SILICON

32 V

DUAL

R-PDSO-G3

Not Qualified

SMBT3906E6327XT

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

80

SILICON

40 V

70 ns

300 ns

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BC858BE6433HTMA1

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

220

SILICON

30 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BCW61FFE6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

32 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

Not Qualified

LOW NOISE

e3

BCW61CE6433

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

32 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

Not Qualified

e3

BCX79-IX

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.45 W

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

250

140 Cel

SILICON

45 V

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

BC857SE6327XT

Infineon Technologies

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

125

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G6

Not Qualified

e3

40

260

BC847AE6433

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.33 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

45 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

Not Qualified

e3

BC858CWE6327HTSA1

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

420

SILICON

30 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

40

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