.3 W Small Signal Bipolar Junction Transistors (BJT) 1,520

Reset All
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

DTC124ES

ROHM

NPN

NO

.3 W

.1 A

1

BIP General Purpose Small Signal

56

SILICON

FMG11AT148

ROHM

NPN

COMMON EMITTER, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

250 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

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

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 21

e1

10

260

FMG8AT148

ROHM

NPN

COMMON EMITTER, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

250 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

TIN SILVER COPPER

DUAL

R-PDSO-G5

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 10

e1

10

260

IMD3AT108

ROHM

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

250 MHz

.3 W

.05 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

TIN SILVER COPPER

DUAL

R-PDSO-G6

1

Not Qualified

DIGITAL, BUILT-IN BIAS RESISTOR RATIO IS 1

e1

10

260

IMX2T108

ROHM

NPN

SEPARATE, 2 ELEMENTS

YES

180 MHz

.3 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

.4 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

50 V

TIN SILVER COPPER

DUAL

R-PDSO-G6

1

Not Qualified

e1

10

260

RN1501(TE85L,F)

Toshiba

NPN

YES

.3 W

.1 A

2

BIP General Purpose Small Signal

30

SILICON

RN1608(TE85L,F)

Toshiba

NPN

YES

.3 W

.1 A

2

BIP General Purpose Small Signals

80

SILICON

RN4607(TE85L,F)

Toshiba

NPN AND PNP

YES

.3 W

.1 A

2

BIP General Purpose Small Signal

80

SILICON

BC807-25-TP

Micro Commercial Components

PNP

SINGLE

YES

100 MHz

.3 W

.5 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

10

260

BC849B,215

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

30 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e3

30

260

BC850B,215

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

LOW NOISE

TO-236AB

e3

30

260

LMBT4403LT1G

Leshan Radio

PNP

SINGLE

YES

200 MHz

.3 W

.6 A

1

Other Transistors

20

150 Cel

NOT SPECIFIED

NOT SPECIFIED

PEMD10,115

NXP Semiconductors

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 21

e3

30

260

PEMD12,115

NXP Semiconductors

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

PEMZ7,115

NXP Semiconductors

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

420 MHz

.3 W

.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

200

150 Cel

SILICON

12 V

TIN

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

PUMD15,115

NXP Semiconductors

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G6

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

e3

30

260

2N852

Texas Instruments

NPN

SINGLE

YES

300 MHz

.3 W

.2 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

40

200 Cel

SILICON

12 V

12 ns

45 ns

RADIAL

O-CRDB-F3

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

3N76

Texas Instruments

NPN

SINGLE

NO

30 MHz

.3 W

.02 A

METAL

CHOPPER

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

175 Cel

SILICON

18 V

BOTTOM

O-MBCY-W4

COLLECTOR

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

2N849

Texas Instruments

NPN

SINGLE

YES

.3 W

.05 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

20

200 Cel

SILICON

15 V

40 ns

75 ns

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N2639

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

65

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2586

Texas Instruments

NPN

SINGLE

NO

45 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

150

200 Cel

SILICON

45 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

LOW NOISE

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N2388

Texas Instruments

NPN

SINGLE

YES

30 MHz

.3 W

.03 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

150

200 Cel

SILICON

45 V

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

LOW NOISE

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N2641

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

65

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

3N75

Texas Instruments

NPN

SINGLE

NO

30 MHz

.3 W

.02 A

METAL

CHOPPER

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

175 Cel

SILICON

18 V

BOTTOM

O-MBCY-W4

COLLECTOR

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

2N743

Texas Instruments

NPN

SINGLE

NO

250 MHz

.3 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

200 Cel

SILICON

12 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N726

Texas Instruments

PNP

SINGLE

NO

140 MHz

.3 W

.05 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

175 Cel

SILICON

20 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N2387

Texas Instruments

NPN

SINGLE

YES

30 MHz

.3 W

.03 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

60

200 Cel

SILICON

45 V

RADIAL

O-CRDB-F3

Not Qualified

LOW NOISE

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N2453

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.3 W

.05 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

150

200 Cel

SILICON

30 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

TO-78

NOT SPECIFIED

NOT SPECIFIED

3N78

Texas Instruments

NPN

SINGLE

NO

30 MHz

.3 W

.02 A

METAL

CHOPPER

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

175 Cel

SILICON

12 V

BOTTOM

O-MBCY-W4

COLLECTOR

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

2N2432A

Texas Instruments

NPN

SINGLE

NO

20 MHz

.3 W

.1 A

METAL

CHOPPER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

45 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

3N77

Texas Instruments

NPN

SINGLE

NO

30 MHz

.3 W

.02 A

METAL

CHOPPER

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

175 Cel

SILICON

12 V

BOTTOM

O-MBCY-W4

COLLECTOR

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

2N2432

Texas Instruments

NPN

SINGLE

NO

20 MHz

.3 W

.1 A

METAL

CHOPPER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

175 Cel

SILICON

30 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

3N74

Texas Instruments

NPN

SINGLE

NO

30 MHz

.3 W

.02 A

METAL

CHOPPER

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

175 Cel

SILICON

18 V

BOTTOM

O-MBCY-W4

COLLECTOR

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

3N79

Texas Instruments

NPN

SINGLE

NO

30 MHz

.3 W

.02 A

METAL

CHOPPER

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

175 Cel

SILICON

12 V

BOTTOM

O-MBCY-W4

COLLECTOR

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

2N3680

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

300

175 Cel

SILICON

50 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N851

Texas Instruments

NPN

SINGLE

YES

300 MHz

.3 W

.2 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

20

200 Cel

SILICON

12 V

12 ns

40 ns

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N2644

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

130

175 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

e0

2N850

Texas Instruments

NPN

SINGLE

YES

.3 W

.05 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

FLAT

ROUND

1

3

DISK BUTTON

Other Transistors

40

200 Cel

SILICON

15 V

40 ns

75 ns

RADIAL

O-CRDB-F3

ISOLATED

Not Qualified

TO-50

NOT SPECIFIED

NOT SPECIFIED

2N2642

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

130

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2243

Texas Instruments

NPN

SINGLE

NO

50 MHz

.3 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

80 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N2640

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

65

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2643

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

130

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N4138

Texas Instruments

NPN

SINGLE

NO

20 MHz

.3 W

.1 A

METAL

CHOPPER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

175 Cel

SILICON

30 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-46

NOT SPECIFIED

NOT SPECIFIED

2N2917

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

150

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2914

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

300

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2916

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

300

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N3034

Texas Instruments

NPN

NO

.3 W

.2 A

1

BIP General Purpose Small Signal

SILICON

2N2915

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

150

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

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