.5 A 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

ULQ2004ADRG4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

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

2N1047A

Texas Instruments

NPN

SINGLE

NO

.075 MHz

1 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

POST/STUD MOUNT

Other Transistors

12

200 Cel

SILICON

BOTTOM

O-MBPM-W3

COLLECTOR

Not Qualified

2N1050A

Texas Instruments

NPN

SINGLE

NO

.075 MHz

1 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

POST/STUD MOUNT

Other Transistors

30

200 Cel

SILICON

BOTTOM

O-MBPM-W3

COLLECTOR

Not Qualified

2N525

Texas Instruments

PNP

SINGLE

NO

1 MHz

.225 W

.5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

100 Cel

SILICON

30 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

A5T3638

Texas Instruments

PNP

SINGLE

NO

100 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

150 Cel

SILICON

25 V

75 ns

170 ns

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2N5226

Texas Instruments

PNP

SINGLE

NO

50 MHz

.62 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

ULQ2004ADG4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

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

2N2223A

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

50 MHz

.6 W

.5 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

25

200 Cel

SILICON

60 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

TO-78

NOT SPECIFIED

NOT SPECIFIED

A5T5221

Texas Instruments

PNP

SINGLE

NO

100 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

15 V

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

A5T5226

Texas Instruments

PNP

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2N2303

Texas Instruments

PNP

SINGLE

NO

60 MHz

.6 W

.5 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

175 Cel

SILICON

35 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

2N2060

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.5 W

.5 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

60 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

TO-78

NOT SPECIFIED

NOT SPECIFIED

A5T5225

Texas Instruments

NPN

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

TIS133

Texas Instruments

NPN

SINGLE

NO

250 MHz

.7 W

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

30 V

35 ns

60 ns

BOTTOM

O-PBCY-W3

Not Qualified

HIGH CURRENT DRIVER

NOT SPECIFIED

NOT SPECIFIED

JAN2N2060

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

.5 A

METAL

WIRE

ROUND

2

6

CYLINDRICAL

50

SILICON

60 V

BOTTOM

O-MBCY-W6

Not Qualified

TO-78

2N5225

Texas Instruments

NPN

SINGLE

NO

50 MHz

.35 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

TIS134

Texas Instruments

NPN

SINGLE

NO

250 MHz

.7 W

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

30 V

35 ns

60 ns

BOTTOM

O-PBCY-W3

Not Qualified

HIGH CURRENT DRIVER

NOT SPECIFIED

NOT SPECIFIED

2N2389

Texas Instruments

NPN

SINGLE

YES

60 MHz

.45 W

.5 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

20

200 Cel

SILICON

50 V

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N1049

Texas Instruments

NPN

SINGLE

NO

1 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

POST/STUD MOUNT

Other Transistors

30

200 Cel

SILICON

BOTTOM

O-MBPM-W3

COLLECTOR

Not Qualified

2N3724

Texas Instruments

NPN

SINGLE

NO

300 MHz

1 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

175 Cel

SILICON

30 V

35 ns

60 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH CURRENT DRIVER

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N3725

Texas Instruments

NPN

SINGLE

NO

300 MHz

.8 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

175 Cel

SILICON

50 V

35 ns

60 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH CURRENT DRIVER

TO-39

NOT SPECIFIED

NOT SPECIFIED

SN75468DG4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

150 Cel

SILICON

100 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

30

260

SN75468NSRE4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

150 Cel

SILICON

100 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

e4

30

260

2N3039

Texas Instruments

PNP

SINGLE

YES

50 MHz

.36 W

.5 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

15

200 Cel

SILICON

35 V

150 ns

650 ns

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

SN75469DR

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

1.6 V

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

70 Cel

SILICON

100 V

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

30

260

SN75466DR

Texas Instruments

NPN

7 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

1000

SILICON

100 V

DUAL

R-PDSO-G16

Not Qualified

SN75469DRE4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

1.6 V

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

150 Cel

SILICON

100 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

30

260

SN75468DE4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

1.6 V

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

70 Cel

SILICON

100 V

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

30

260

2N3040

Texas Instruments

PNP

SINGLE

YES

50 MHz

.36 W

.5 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

30

200 Cel

SILICON

30 V

150 ns

650 ns

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

SN75469DG4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

150 Cel

SILICON

100 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

30

260

SN75469DRG4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

150 Cel

SILICON

100 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

30

260

SN75469DE4

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

1.6 V

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

70 Cel

SILICON

100 V

0 Cel

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

MS-012AC

e4

30

260

2N3011

Texas Instruments

NPN

SINGLE

NO

400 MHz

.36 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

175 Cel

SILICON

30 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

SN75466D

Texas Instruments

NPN

7 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

1000

SILICON

100 V

DUAL

R-PDSO-G16

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

DS2003TMT

Texas Instruments

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

SILICON

55 V

Tin/Lead (Sn85Pb15)

DUAL

R-PDSO-G16

1

Not Qualified

LOGIC LEVEL COMPATIBLE

e0

40

260

2N3038

Texas Instruments

NPN

SINGLE

YES

50 MHz

.36 W

.5 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

30

200 Cel

SILICON

60 V

180 ns

1200 ns

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N3037

Texas Instruments

NPN

SINGLE

YES

50 MHz

.36 W

.5 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

15

200 Cel

SILICON

70 V

180 ns

1200 ns

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N4013

Texas Instruments

NPN

SINGLE

NO

300 MHz

.5 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

30 V

35 ns

60 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH CURRENT DRIVER

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N2714

Onsemi

NPN

SINGLE

NO

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

125 Cel

SILICON

18 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

KSD261CGTA

Onsemi

NPN

SINGLE

NO

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

20 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BF393ZL1

Onsemi

NPN

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

300 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

BC489BRLRE

Onsemi

NPN

SINGLE

NO

200 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

160

150 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

MPSA75RLRPG

Onsemi

PNP

DARLINGTON

NO

125 MHz

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

10000

150 Cel

SILICON

40 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

BC489BZL1G

Onsemi

NPN

SINGLE

NO

200 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

160

150 Cel

SILICON

80 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e1

260

BC640ZL1

Onsemi

PNP

SINGLE

NO

150 MHz

.8 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

MPSA77ZL1

Onsemi

PNP

DARLINGTON

NO

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

10000

150 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

MPS3638ARLRM

Onsemi

PNP

SINGLE

NO

150 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

20

150 Cel

SILICON

25 V

75 ns

170 ns

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

50A02MH-TL-E

Onsemi

PNP

SINGLE

YES

690 MHz

.6 W

.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

50 V

TIN BISMUTH

DUAL

R-PDSO-F3

1

e6

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