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

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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

NSVUMC5NT1G

Onsemi

NPN AND PNP

COMPLEX

YES

.15 W

.1 A

PLASTIC/EPOXY

.25 V

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

80

150 Cel

SILICON

50 V

-65 Cel

MATTE TIN

DUAL

R-PDSO-G5

1

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

AEC-Q101

EMA6DXV5T1

Onsemi

PNP

COMMON EMITTER, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.338 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signals

160

SILICON

50 V

TIN

DUAL

R-PDSO-F5

1

Not Qualified

BUILT-IN BIAS RESISTOR

e3

30

260

NSBA124EDXV6T1G

Onsemi

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.5 W

.1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

60

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

e3

30

260

MPSD56

Onsemi

PNP

SINGLE

NO

100 MHz

.35 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

CPH6538-TL-H

Onsemi

Tin/Bismuth (Sn/Bi)

1

e6

CPH3115-TL-E

Onsemi

PNP

SINGLE

YES

450 MHz

1.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

30 V

DUAL

R-PDSO-G3

TO-236

BC238BRLRE

Onsemi

NPN

SINGLE

NO

240 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

25 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC490RLRE

Onsemi

PNP

SINGLE

NO

150 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

60

150 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

NSVUMC3NT1G

Onsemi

NPN AND PNP

COMPLEX

YES

.15 W

.1 A

PLASTIC/EPOXY

.25 V

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

-65 Cel

MATTE TIN

DUAL

R-PDSO-G5

1

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

AEC-Q101

NSBC143TPDXV6T1G

Onsemi

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

.25 V

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

160

150 Cel

SILICON

50 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT IN BIAS RESISTOR

e3

30

260

BC549BRL

Onsemi

NPN

SINGLE

NO

250 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

MPSA27RLRM

Onsemi

NPN

DARLINGTON

NO

125 MHz

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

10000

150 Cel

SILICON

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

MPSW13RLRM

Onsemi

NPN

DARLINGTON

NO

125 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

10000

150 Cel

SILICON

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC205

Onsemi

BC238CRLRA

Onsemi

NPN

SINGLE

NO

240 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

380

150 Cel

SILICON

25 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

NUS2501W6T1

Onsemi

NPN

SINGLE WITH BUILT-IN DIODE AND RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

6

SMALL OUTLINE

80

SILICON

50 V

DUAL

R-PDSO-G6

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

BC369RLRA

Onsemi

PNP

SINGLE

NO

65 MHz

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

60

150 Cel

SILICON

20 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

EMC3DXV5T1G

Onsemi

NPN AND PNP

COMPLEX

YES

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F5

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

FJX733O

Onsemi

PNP

SINGLE

YES

50 MHz

.15 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

70

SILICON

50 V

DUAL

R-PDSO-G3

BF184

Onsemi

NPN

SINGLE

NO

200 MHz

.165 W

.03 A

METAL

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

67

.9 pF

SILICON

20 V

Tin/Lead (Sn/Pb)

BOTTOM

O-MBCY-W4

Not Qualified

TO-72

e0

SNST3904DXV6T5G

Onsemi

NPN

YES

300 MHz

.5 W

.2 A

Other Transistors

100

150 Cel

MATTE TIN

1

e3

30

260

NSBC115EPDXV6T1G

Onsemi

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.5 W

.1 A

PLASTIC/EPOXY

.25 V

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

80

150 Cel

SILICON

50 V

-55 Cel

DUAL

R-PDSO-F6

BUILT IN BAIS RESISTOR RATIO IS 1

NOT SPECIFIED

NOT SPECIFIED

NSBA144TF3T5G

Onsemi

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.297 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

120

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-F3

1

BUILT IN BIAS RESISTOR

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

MPSW3725

Onsemi

NPN

SINGLE

NO

250 MHz

1 W

1.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

40 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-226

e3

2N3390

Onsemi

NPN

SINGLE

NO

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

400

125 Cel

10 pF

SILICON

25 V

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

NSBC144WDXV6T1

Onsemi

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-F6

Not Qualified

BUILT IN BIAS RESISTOR RATIO 0.47

e0

MPSA77G

Onsemi

PNP

DARLINGTON

NO

125 MHz

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

10000

150 Cel

SILICON

60 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

MPS2907ARL1

Onsemi

PNP

SINGLE

NO

200 MHz

.36 W

.6 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

60 V

45 ns

100 ns

TIN LEAD

BOTTOM

O-PBCY-W3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

MPSA12RLRAG

Onsemi

NPN

DARLINGTON

NO

.625 W

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20000

150 Cel

SILICON

20 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

2SD2100

Onsemi

NPN

YES

1.3 W

2 A

BIP General Purpose Small Signal

SILICON

FJY4006R

Onsemi

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

200 MHz

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

68

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F3

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 4.7

e3

30

260

NSBC144EDXV6T1G

Onsemi

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

e3

30

260

CPH5541-TL-E

Onsemi

NPN AND PNP

COMMON EMITTER, 2 ELEMENTS

YES

540 MHz

.7 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

300

SILICON

30 V

TIN BISMUTH

DUAL

R-PDSO-G5

1

EMITTER

e6

30

260

KSA992FTA-P

Onsemi

NSBC114TDP6T5G

Onsemi

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.408 W

.1 A

PLASTIC/EPOXY

SWITCHING

.25 V

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

160

150 Cel

SILICON

50 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT IN BIAS RESISTOR

e3

30

260

MPSA70ZL1

Onsemi

PNP

SINGLE

NO

125 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

40

150 Cel

SILICON

40 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

MPSW45RL

Onsemi

NPN

DARLINGTON

NO

100 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

4000

150 Cel

SILICON

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

NSVDTC123JET1G

Onsemi

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

80

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

BUILT IN BIAS RESISTANCE RATIO IS 21

e3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

MPS4126RL

Onsemi

PNP

SINGLE

NO

170 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

60

150 Cel

SILICON

25 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

NSM80101MT1G

Onsemi

NPN

SINGLE WITH BUILT-IN DIODE

YES

150 MHz

.4 W

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G6

1

e3

30

260

2SD612KE

Onsemi

NPN

SINGLE

NO

100 MHz

2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

100

SILICON

35 V

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

SINGLE

R-PSFM-T3

Not Qualified

TO-126

BF420RLRE

Onsemi

NPN

SINGLE

NO

60 MHz

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

50

150 Cel

SILICON

300 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

NSBA143TDXV6T5G

Onsemi

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.5 W

.1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

160

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT IN BIAS RESISTOR

e3

30

260

2N6427RLRE

Onsemi

NPN

DARLINGTON

NO

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

14000

150 Cel

SILICON

40 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

MPS3646G

Onsemi

NPN

SINGLE

NO

350 MHz

.625 W

.3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

150 Cel

SILICON

15 V

18 ns

28 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

BC618RLRA

Onsemi

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

4000

150 Cel

SILICON

55 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

MPS4250RLRE

Onsemi

PNP

SINGLE

NO

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

250

150 Cel

SILICON

40 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

NSS35200CF8T1G

Onsemi

PNP

SINGLE

YES

100 MHz

2.75 W

2 A

PLASTIC/EPOXY

SWITCHING

C BEND

RECTANGULAR

1

8

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

35 V

MATTE TIN

DUAL

R-PDSO-C8

1

Not Qualified

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