.2 A Small Signal Bipolar Junction Transistors (BJT) 2,050

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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

MBT3904DW1T1

Onsemi

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

-55 Cel

250 ns

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G6

1

Not Qualified

e0

30

235

MMPQ3904R1G

Onsemi

NPN

SEPARATE, 4 ELEMENTS

YES

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

75

150 Cel

SILICON

40 V

DUAL

R-PDSO-G16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

MMBT4124LT1

Onsemi

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

60

SILICON

25 V

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e0

30

235

BCX70G

Onsemi

NPN

SINGLE

YES

100 MHz

.25 W

.2 A

1

Other Transistors

120

150 Cel

TIN

1

e3

30

260

NST3904DXV6T5

Onsemi

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.5 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

NST3946DXV6T5G

Onsemi

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

300 MHz

.5 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

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-F6

1

Not Qualified

e3

30

260

MPS6575

Onsemi

NPN

SINGLE

NO

100 MHz

.31 W

.2 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

12 pF

SILICON

45 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

MMPQ6700L86Z

Onsemi

NPN AND PNP

SEPARATE, 4 ELEMENTS

YES

200 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

70

150 Cel

SILICON

40 V

DUAL

R-PDSO-G16

Not Qualified

BCX70H

Onsemi

NPN

SINGLE

YES

125 MHz

.25 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

70

150 Cel

SILICON

45 V

150 ns

800 ns

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

NST3904F3T5G

Onsemi

NPN

SINGLE

YES

200 MHz

.347 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

325 ns

MATTE TIN

DUAL

R-PDSO-F3

1

Not Qualified

e3

30

260

MMPQ3906G

Onsemi

PNP

SEPARATE, 4 ELEMENTS

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

75

SILICON

40 V

DUAL

R-PDSO-G16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC3383S

Onsemi

NPN

SINGLE

NO

250 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

140

SILICON

50 V

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

BOTTOM

O-PBCY-T3

Not Qualified

MMPQ6700G

Onsemi

NPN AND PNP

SEPARATE, 4 ELEMENTS

YES

200 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

70

SILICON

40 V

DUAL

R-PDSO-G16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

MMBT6428LT3

Onsemi

NPN

SINGLE

YES

100 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

250

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e0

BCX70GLT3

Onsemi

NPN

SINGLE

YES

125 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

60

150 Cel

SILICON

45 V

150 ns

800 ns

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e0

MMBT3904LG

Onsemi

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

SILICON

40 V

70 ns

250 ns

DUAL

R-PDSO-G3

TO-236AB

NOT SPECIFIED

NOT SPECIFIED

NST3946DXV6T5

Onsemi

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

300 MHz

.5 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

MMBT6428LT1

Onsemi

NPN

SINGLE

YES

100 MHz

.225 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

50 V

-55 Cel

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e0

30

235

MMPQ6700R1

Onsemi

NPN AND PNP

SEPARATE, 4 ELEMENTS

YES

200 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

BIP General Purpose Small Signal

70

SILICON

40 V

TIN LEAD

DUAL

R-PDSO-G16

1

Not Qualified

e0

235

BSS63

Onsemi

PNP

SINGLE

YES

50 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

100 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

2SC3071

Onsemi

NPN

SINGLE

NO

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

400

SILICON

100 V

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

BOTTOM

O-PBCY-T3

Not Qualified

TO-226

MMPQ6700R1G

Onsemi

NPN AND PNP

SEPARATE, 4 ELEMENTS

YES

200 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

70

SILICON

40 V

DUAL

R-PDSO-G16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

MMBT3906WT3

Onsemi

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

SILICON

40 V

70 ns

-55 Cel

300 ns

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

e0

MBT3904DW2T1G

Onsemi

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.15 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

MPS6428RLRE

Onsemi

NPN

SINGLE

NO

100 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

250

150 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

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

2SC4002D

Onsemi

NPN

SINGLE

NO

70 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

60

150 Cel

SILICON

400 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

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

MMPQ3904R1

Onsemi

NPN

SEPARATE, 4 ELEMENTS

YES

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

Other Transistors

75

150 Cel

SILICON

40 V

TIN LEAD

DUAL

R-PDSO-G16

1

Not Qualified

e0

235

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

MMPQ3904R2G

Onsemi

NPN

SEPARATE, 4 ELEMENTS

YES

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

75

150 Cel

SILICON

40 V

DUAL

R-PDSO-G16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

NST3904DXV6T1

Onsemi

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.5 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

MMPQ6842

Onsemi

NPN AND PNP

SEPARATE, 4 ELEMENTS

YES

350 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

4

16

SMALL OUTLINE

70

SILICON

30 V

TIN LEAD

DUAL

R-PDSO-G16

Not Qualified

e0

2SA1699E

Onsemi

PNP

SINGLE

NO

70 MHz

.6 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

400 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

MMBT3904SL

Onsemi

NPN

SINGLE

YES

300 MHz

.227 W

.2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN

DUAL

R-PDSO-F3

1

Not Qualified

e3

30

260

SMMBT3904LT1

Onsemi

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

SILICON

40 V

70 ns

250 ns

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e0

30

235

BCX70KLT3

Onsemi

NPN

SINGLE

YES

125 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

45 V

150 ns

800 ns

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e0

MMBT3904WT3

Onsemi

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

SILICON

40 V

70 ns

250 ns

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

e0

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

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

MPS6428RLRM

Onsemi

NPN

SINGLE

NO

100 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

250

150 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BSS72S

STMicroelectronics

NPN

SINGLE

NO

50 MHz

.5 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

175 Cel

SILICON

200 V

100 ns

400 ns

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

SO3905

STMicroelectronics

PNP

SINGLE

YES

200 MHz

.2 W

.2 A

SWITCHING

1

Other Transistors

50

140 Cel

SILICON

40 V

TIN LEAD

e0

BCY79IX

STMicroelectronics

PNP

SINGLE

NO

180 MHz

.6 W

.2 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

60

175 Cel

SILICON

45 V

150 ns

800 ns

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

BFX80

STMicroelectronics

NPN AND PNP

NO

40 MHz

.2 A

BIP General Purpose Small Signal

150

TIN LEAD

e0

SO2369

STMicroelectronics

NPN

SINGLE

YES

400 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.2 W

40

150 Cel

4 pF

SILICON

15 V

12 ns

18 ns

DUAL

R-PDSO-G3

Not Qualified

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