.2 A Small Signal Bipolar Junction Transistors (BJT) 103

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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

MMST5401-7

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

150 Cel

SILICON

150 V

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

e0

MMDT5401-7

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS

YES

100 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

50

SILICON

150 V

TIN LEAD

DUAL

R-PDSO-G6

Not Qualified

e0

MMDT5451-7

Diodes Incorporated

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

100 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

30

SILICON

160 V

Matte Tin (Sn)

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

MMST3904-7

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

SILICON

40 V

70 ns

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

e0

10

235

MMST3906-7

Diodes Incorporated

PNP

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

SILICON

40 V

70 ns

300 ns

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

e0

MMST4124-7

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

60

150 Cel

SILICON

25 V

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

e0

MMST4126-7

Diodes Incorporated

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

60

150 Cel

SILICON

25 V

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

e0

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

NST3946DXV6T1

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

260

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

MMBT4124-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.3 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

25 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

260

MMBT4126-7-F

Diodes Incorporated

PNP

Single

YES

250 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

.4 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

4.5 pF

SILICON

25 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MMDT4124-7-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

60

150 Cel

SILICON

25 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

HIGH RELIABILITY

e3

30

260

MMDT4126-7-F

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

25 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

MMST4124-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

25 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

PZT3906T1

Onsemi

PNP

SINGLE

YES

250 MHz

.3 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e0

30

235

MMBT3904-13

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

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

MMBT3904T-13

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.2 A

PLASTIC/EPOXY

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

MMBT3906-13

Diodes Incorporated

PNP

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

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

MMBT3906T-13

Diodes Incorporated

PNP

SINGLE

YES

250 MHz

.15 W

.2 A

PLASTIC/EPOXY

.4 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

30

150 Cel

4.5 pF

SILICON

40 V

70 ns

-55 Cel

300 ns

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

e0

AEC-Q101

DMMT5551-7

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

100 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

30

150 Cel

SILICON

160 V

TIN LEAD

DUAL

R-PDSO-G6

1

Not Qualified

e0

DMMT5401-7

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS

YES

100 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

50

150 Cel

SILICON

150 V

TIN LEAD

DUAL

R-PDSO-G6

1

Not Qualified

e0

2N3904RLRMG

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.2 A

PLASTIC/EPOXY

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

TO-92

e1

260

MBT3904DW2T1

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 LEAD

DUAL

R-PDSO-G6

Not Qualified

e0

235

MMDT3904V-7

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

300 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

MATTE TIN

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

MMDT3906V-7

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.15 W

.2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

MATTE TIN

DUAL

R-PDSO-F6

1

Not Qualified

HIGH RELIABILITY

e3

30

260

NUS2401SNT1G

Onsemi

NPN AND PNP

COMPLEX

YES

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

3

6

SMALL OUTLINE

Other Transistors

150

150 Cel

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

BUILT IN BIAS RESISTORS

e3

30

260

2N3904RLRPG

Onsemi

NPN

SINGLE

NO

300 MHz

1.5 W

.2 A

PLASTIC/EPOXY

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

TO-92

e1

260

2N3906RLRMG

Onsemi

PNP

SINGLE

NO

250 MHz

1.5 W

.2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

2N3906RLRPG

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MMBT2369ALT3G

Onsemi

NPN

SINGLE

YES

.3 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

15 V

12 ns

18 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

MPS2369AG

Onsemi

NPN

SINGLE

NO

500 MHz

.36 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

SILICON

15 V

12 ns

18 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

BCX70J-TP

Micro Commercial Components

NPN

SINGLE

YES

250 MHz

.25 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

45 V

150 ns

800 ns

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

e3

10

260

MMBT3904_NL

Fairchild Semiconductor

NPN

SINGLE

YES

300 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

-55 Cel

250 ns

MATTE TIN

DUAL

R-PDSO-G3

1

COLLECTOR

Not Qualified

e3

40

260

MMBT3906_NL

Fairchild Semiconductor

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

-55 Cel

300 ns

MATTE TIN

DUAL

R-PDSO-G3

1

COLLECTOR

Not Qualified

e3

MMBT3904K

Fairchild Semiconductor

NPN

SINGLE

YES

300 MHz

.35 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

250 ns

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MPSA18RLRPG

Onsemi

NPN

SINGLE

NO

160 MHz

.625 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

500

150 Cel

SILICON

45 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e1

260

2N3904RL1G

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

-55 Cel

250 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

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

2N3906RL1G

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

-55 Cel

300 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

2N3906ZL1G

Onsemi

PNP

SINGLE

NO

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

2N4124G

Onsemi

NPN

SINGLE

NO

300 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

60

150 Cel

SILICON

25 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPS2369G

Onsemi

NPN

SINGLE

NO

500 MHz

.625 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

150 Cel

SILICON

15 V

12 ns

-55 Cel

18 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPS2369ARLRPG

Onsemi

NPN

SINGLE

NO

500 MHz

.36 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

SILICON

15 V

12 ns

18 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPS2369RLRAG

Onsemi

NPN

SINGLE

NO

500 MHz

.625 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

150 Cel

SILICON

15 V

12 ns

18 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPS4124G

Onsemi

NPN

SINGLE

NO

170 MHz

.625 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

60

150 Cel

SILICON

25 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPSA18G

Onsemi

NPN

SINGLE

NO

160 MHz

.625 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

500

150 Cel

SILICON

45 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e1

260

MPSA18RLRMG

Onsemi

NPN

SINGLE

NO

160 MHz

.625 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

500

150 Cel

SILICON

45 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e1

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