.15 W Small Signal Bipolar Junction Transistors (BJT) 1,876

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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

2SA722

Onsemi

PNP

SINGLE

NO

250 MHz

.15 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

180

125 Cel

SILICON

55 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSA812

Onsemi

PNP

SINGLE

YES

180 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.15 W

90

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

UMC5NT2G

Onsemi

NPN AND PNP

COMMON BASE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

-65 Cel

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G5

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

40

260

KSA812Y

Onsemi

PNP

SINGLE

YES

180 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.15 W

135

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

2AS1865

Onsemi

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

600 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.06 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.15 W

50

150 Cel

SILICON

15 V

DUAL

R-PDSO-G3

KSA1182YMTF

Onsemi

PNP

SINGLE

YES

200 MHz

.15 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

30 V

DUAL

R-PDSO-G3

1

Not Qualified

30

260

KSA812O

Onsemi

YES

180 MHz

.15 W

.1 A

PLASTIC/EPOXY

.3 V

RECTANGULAR

3

SMALL OUTLINE

.15 W

90

150 Cel

50 V

DUAL

UMA4NT1G

Onsemi

PNP

COMMON EMITTER, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

160

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR

e3

40

260

SMSD1819A-RT1G

Onsemi

NPN

SINGLE

YES

.15 W

.1 A

1

Other Transistors

210

150 Cel

MATTE TIN

1

e3

30

260

UMA6NT1

Onsemi

PNP

COMMON EMITTER, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

160

SILICON

50 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR

e0

NOT SPECIFIED

235

UMA6NT2G

Onsemi

PNP

YES

.15 W

.1 A

2

BIP General Purpose Small Signal

160

SILICON

TIN

1

e3

260

MSD1819A-RT1G

Onsemi

NPN

SINGLE

YES

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

90

150 Cel

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MSB1218A-RT1

Onsemi

PNP

SINGLE

YES

100 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

210

150 Cel

SILICON

45 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

e0

30

235

KSA1182

Onsemi

PNP

SINGLE

YES

200 MHz

.15 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.15 W

25

150 Cel

13 pF

SILICON

30 V

DUAL

R-PDSO-G3

UMC3NT1

Onsemi

NPN AND PNP

CASCADED, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

e0

KSA812YMTF

Onsemi

PNP

SINGLE

YES

180 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

135

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MSB92AWT1

Onsemi

PNP

SINGLE

YES

50 MHz

.15 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

300 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

e0

30

235

UMA6NT2

Onsemi

PNP

YES

.15 W

.1 A

2

BIP General Purpose Small Signal

160

SILICON

TIN LEAD

1

e0

235

UMA4NT2G

Onsemi

PNP

YES

.15 W

.1 A

2

BIP General Purpose Small Signal

160

SILICON

TIN

1

e3

260

2SA666A

Onsemi

PNP

SINGLE

NO

80 MHz

.15 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

130

125 Cel

SILICON

45 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

UMC3NT2

Onsemi

NPN AND PNP

CASCADED, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

35

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

e0

235

UMC3NT2G

Onsemi

NPN AND PNP

COMMON BASE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

-65 Cel

Tin (Sn)

DUAL

R-PDSO-G5

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

NOT SPECIFIED

260

BF185

Onsemi

NPN

SINGLE

NO

260 MHz

.15 W

.03 A

METAL

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

36

175 Cel

.9 pF

SILICON

20 V

Tin/Lead (Sn/Pb)

BOTTOM

O-MBCY-W4

Not Qualified

TO-72

e0

UMA6NT1G

Onsemi

PNP

COMMON EMITTER, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

160

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR

e3

260

MSD42T1

Onsemi

NPN

SINGLE

YES

.15 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

300 V

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

e0

KSA812L

Onsemi

PNP

SINGLE

YES

180 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.15 W

300

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

UMC2NT1G

Onsemi

NPN AND PNP

COMMON BASE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

60

150 Cel

SILICON

50 V

-65 Cel

Tin (Sn)

DUAL

R-PDSO-G5

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

40

260

MSB92ASWT1

Onsemi

PNP

SINGLE

YES

50 MHz

.15 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

300 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

e0

30

235

UMA4NT1

Onsemi

PNP

COMMON EMITTER, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

160

SILICON

50 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR

e0

30

235

UMC2NT1

Onsemi

NPN AND PNP

CASCADED, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

60

SILICON

50 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

e0

30

235

MSD1819A-RT3

Onsemi

NPN

SINGLE

YES

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

90

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

e0

MSB92AWT1G

Onsemi

PNP

SINGLE

YES

50 MHz

.15 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

300 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

FJX1182YTF

Onsemi

PNP

SINGLE

YES

200 MHz

.15 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

30 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

2SA666

Onsemi

PNP

SINGLE

NO

80 MHz

.15 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

130

125 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSA1182Y

Onsemi

PNP

SINGLE

YES

200 MHz

.15 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.15 W

120

150 Cel

13 pF

SILICON

30 V

DUAL

R-PDSO-G3

MSD42SWT1G

Onsemi

NPN

SINGLE

YES

.15 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

300 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MSD42WT1G

Onsemi

NPN

SINGLE

YES

.15 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

300 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MSB1218A-RT1G

Onsemi

PNP

SINGLE

YES

100 MHz

.15 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

210

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MSB92T1G

Onsemi

PNP

SINGLE

YES

50 MHz

.15 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

6 pF

SILICON

300 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MUN5131DW1T1G

Onsemi

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

8

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

MUN5335DW1T1

Onsemi

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

80

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 21.36

e0

MUN5131DW1T1

Onsemi

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

8

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G6

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e0

235

MUN5111DW1T1G

Onsemi

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

MUN5113DW1T1G

Onsemi

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

MUN5235DW1T1

Onsemi

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

80

SILICON

50 V

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G6

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 21.36

e0

30

235

MUN5135DW1T1

Onsemi

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

80

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 21.36

e0

235

MUN5134T1G

Onsemi

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signals

80

SILICON

50 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 2.14

e3

40

260

MMBT4401WT1

Onsemi

NPN

SINGLE

YES

250 MHz

.15 W

.6 A

PLASTIC/EPOXY

SWITCHING

.75 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.15 W

40

150 Cel

6.5 pF

SILICON

40 V

35 ns

-55 Cel

255 ns

Tin/Lead (Sn/Pb)

DUAL

R-PDSO-G3

1

Not Qualified

e0

30

235

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