Small Signal Bipolar Junction Transistors (BJT)

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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

BCP56-16TX

Nexperia

NPN

SINGLE

YES

155 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

100

SILICON

80 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

e3

30

260

AEC-Q101; IEC-60134

MMBTA92LT1G

Onsemi

PNP

SINGLE

YES

50 MHz

.3 W

.5 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

300 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236

e3

30

260

SBC807-25LT1G

Onsemi

PNP

SINGLE

YES

100 MHz

.3 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

45 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

TO-236AB

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

ULN2803LW

Vishay Intertechnology

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

1.6 V

GULL WING

RECTANGULAR

8

18

SMALL OUTLINE

85 Cel

SILICON

50 V

-20 Cel

DUAL

R-PDSO-G18

PBHV8540X,115

Nexperia

NPN

SINGLE

YES

30 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

400 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

TO-243AA

e3

30

260

AEC-Q101; IEC-60134

ULN2803AFWG(O,ELM)

Toshiba

NPN

8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

8

18

SMALL OUTLINE

1000

SILICON

50 V

TIN SILVER COPPER

DUAL

R-PDSO-G18

Not Qualified

LOGIC LEVEL COMPATIBLE

e1

BC817DS,115

NXP Semiconductors

NPN

SEPARATE, 2 ELEMENTS

YES

100 MHz

.37 W

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

BC847C-13-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

-65 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

HIGH RELIABILITY

e3

30

260

AEC-Q101

NTE103

Nte Electronics

NPN

SINGLE

NO

2 MHz

.15 W

.15 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

24

GERMANIUM

16 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

BC857BS,115

NXP Semiconductors

PNP

SEPARATE, 2 ELEMENTS

YES

100 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

BC847BTT1G

Onsemi

NPN

SINGLE

YES

100 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

ULN2803AFWG(5,EL,M)

Toshiba

NPN

8 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

8

18

SMALL OUTLINE

1000

SILICON

50 V

DUAL

R-PDSO-G18

LOGIC LEVEL COMPATIBLE

SBC847CDW1T1G

Onsemi

NPN

SEPARATE, 2 ELEMENTS

YES

100 MHz

.38 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G6

1

e3

30

260

AEC-Q101

BC857BLT1G

Onsemi

PNP

SINGLE

YES

100 MHz

.225 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

45 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

40

260

BC846-B

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.3 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

e3

BCP56-16,115

NXP Semiconductors

NPN

SINGLE

YES

180 MHz

1.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

1.5 W

100

150 Cel

SILICON

80 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

AEC-Q101; IEC-60134

BC817-25W-7

Diodes Incorporated

NPN

SINGLE

YES

100 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC846A,215

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

110

150 Cel

SILICON

65 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

ZTX653

Diodes Incorporated

NPN

SINGLE

NO

175 MHz

2 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

200 Cel

SILICON

100 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

30

260

BC556BTF

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

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC857BS-7-F

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS

YES

100 MHz

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

220

125 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

MMBT2222ALP4-7B

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.46 W

.6 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

285 ns

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

HIGH RELIABILITY

e4

30

260

AEC-Q101

MMBTA42-7-F

Diodes Incorporated

NPN

SINGLE

YES

50 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

.5 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.3 W

40

150 Cel

3 pF

SILICON

300 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MIL-STD-202

JANTX2N2907AUATR

Microchip Technology

Tin/Lead (Sn/Pb)

e0

BC857C,215

NXP Semiconductors

PNP

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

SMMBTA92LT1G

Onsemi

PNP

SINGLE

YES

50 MHz

.3 W

.5 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

300 V

MATTE TIN

DUAL

R-PDSO-G3

1

TO-236AF

e3

30

260

AEC-Q101

BC807-40W-7

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

170

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC817K40E6327HTSA1

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

250

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

e3

AEC-Q101

SBC856BLT1G

Onsemi

PNP

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

65 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

TO-236AB

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

BC857B-7-F

Diodes Incorporated

PNP

SINGLE

YES

200 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC847BS-7-F

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

100 MHz

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

HIGH RELIABILITY

e3

30

260

BC847BM,315

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

200

150 Cel

SILICON

45 V

TIN

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e3

30

260

IEC-60134

SBC846BWT1G

Onsemi

NPN

SINGLE

YES

100 MHz

.15 W

.1 A

1

Other Transistors

200

150 Cel

MATTE TIN

1

e3

30

260

BC807-40LT3G

Onsemi

PNP

SINGLE

YES

100 MHz

.3 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

45 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

TO-236

e3

40

260

BC847BT116

ROHM

NPN

SINGLE

YES

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

3 pF

SILICON

45 V

TIN SILVER COPPER

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

BC547-C

Secos

NPN

SINGLE

NO

150 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

110

SILICON

45 V

BOTTOM

O-PBCY-T3

TO-92

NOT SPECIFIED

NOT SPECIFIED

BC856-B

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

220

150 Cel

SILICON

65 V

DUAL

R-PDSO-G3

1

LOW NOISE

BC856BW,115

NXP Semiconductors

PNP

SINGLE

YES

100 MHz

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

220

150 Cel

5 pF

SILICON

65 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MMBT3904LP-7B

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

BC547BZL1G

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

45 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

BCX56-16,115

NXP Semiconductors

NPN

SINGLE

YES

180 MHz

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

SILICON

80 V

Tin (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

AEC-Q101; IEC-60134

ULN2003ADE4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

1.6 V

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

SILICON

50 V

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

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

NOT SPECIFIED

260

SBC847BLT1G

Onsemi

NPN

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

4.5 pF

SILICON

45 V

-55 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

TO-236

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

FMMT493TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

100 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MMBT4401-7-F

Diodes Incorporated

NPN

SINGLE

YES

250 MHz

.3 W

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

255 ns

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

HIGH RELIABILITY

e3

30

260

BC547BRL1G

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

45 V

-55 Cel

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

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

40

260

MMBT2907A-TP

Micro Commercial Components

PNP

SINGLE

YES

200 MHz

.35 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

50 ns

110 ns

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

10

260

BCP56-16HX

Nexperia

TIN

1

e3

30

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