300 MHz Small Signal Bipolar Junction Transistors (BJT) 1,725

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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

2N3640

National Semiconductor

PNP

SINGLE

NO

300 MHz

.2 W

.08 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

125 Cel

SILICON

75 ns

TIN LEAD

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

2N4014

Texas Instruments

NPN

SINGLE

NO

300 MHz

.36 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

200 Cel

SILICON

50 V

35 ns

60 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH CURRENT DRIVER

TO-18

NOT SPECIFIED

NOT SPECIFIED

UMT3904T106

ROHM

NPN

SINGLE

YES

300 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

4 pF

SILICON

40 V

70 ns

250 ns

TIN SILVER COPPER

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

2SAR533P5T100

ROHM

PNP

SINGLE

YES

300 MHz

2 W

3 A

PLASTIC/EPOXY

SWITCHING

.4 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

180

150 Cel

24 pF

SILICON

50 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

e3

10

260

2SC1959

Micro Commercial Components

NPN

SINGLE

NO

300 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

25

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC3325-Y,LF

Toshiba

NPN

SINGLE

YES

300 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.2 W

40

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

2SC3325-YLF(T

Toshiba

NPN

SINGLE

YES

300 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.2 W

40

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

2SC3325-Y,LF(T

Toshiba

NPN

SINGLE

YES

300 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.2 W

40

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

2SC5876T106R

ROHM

NPN

SINGLE

YES

300 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

180

150 Cel

SILICON

60 V

70 ns

210 ns

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

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

BC846BT116

ROHM

NPN

SINGLE

YES

300 MHz

.12 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

65 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

DMB2227A-7

Diodes Incorporated

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

300 MHz

.3 W

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

40

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

RN1226(TPE4)

Toshiba

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

300 MHz

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

90

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 0.1

NOT SPECIFIED

NOT SPECIFIED

UM2222AU3T106

ROHM

NPN

SINGLE

YES

300 MHz

.2 W

.6 A

PLASTIC/EPOXY

SWITCHING

1 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

35

150 Cel

8 pF

SILICON

40 V

35 ns

285 ns

TIN

DUAL

R-PDSO-G3

e3

2N4265

Vishay Intertechnology

NPN

SINGLE

NO

300 MHz

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

36

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

2SC1959-Y

Micro Commercial Components

SINGLE

NO

300 MHz

.5 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

30

240

2SC1959Y

Continental Device India

NPN

SINGLE

NO

300 MHz

.5 W

.5 A

PLASTIC/EPOXY

.25 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

SILICON

30 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC3325-O(TE85L,F)

Toshiba

NPN

SINGLE

YES

300 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.2 W

25

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

2SC3325-Y(TE85L,F)

Toshiba

NPN

SINGLE

YES

300 MHz

.2 W

.5 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.2 W

40

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC4098T106P

ROHM

NPN

SINGLE

YES

300 MHz

.2 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

82

150 Cel

2.2 pF

SILICON

25 V

DUAL

R-PDSO-G3

1

Not Qualified

10

260

2SC4618TLN

ROHM

NPN

SINGLE

YES

300 MHz

.15 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

56

150 Cel

1.3 pF

SILICON

25 V

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

DUAL

R-PDSO-G3

COLLECTOR

Not Qualified

e1

10

260

2SC4618TLP

ROHM

NPN

SINGLE

YES

300 MHz

.15 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

82

150 Cel

SILICON

25 V

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

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

2SC5876U3T106

ROHM

NPN

SINGLE

YES

300 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

120

SILICON

60 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

2SCR543RTL

ROHM

NPN

SINGLE

YES

300 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

180

150 Cel

SILICON

50 V

TIN SILVER COPPER

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

2SD2657TL

ROHM

NPN

SINGLE

YES

300 MHz

.5 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

270

150 Cel

SILICON

30 V

TIN SILVER COPPER

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

KST2222ATF

Samsung

NPN

SINGLE

YES

300 MHz

.6 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

MM3904

Motorola

NPN

SINGLE

NO

300 MHz

.2 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

175 Cel

SILICON

40 V

70 ns

250 ns

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

HIGH RELIABILITY

TO-52

e0

MMST3904T146

ROHM

NPN

SINGLE

YES

300 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

4 pF

SILICON

40 V

70 ns

250 ns

TIN SILVER COPPER

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

MPQ3904

Onsemi

NPN

SEPARATE, 4 ELEMENTS

NO

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

4

14

IN-LINE

75

SILICON

40 V

DUAL

R-PDIP-T14

Not Qualified

TO-116

QSZ2TR

ROHM

NPN AND PNP

COMMON EMITTER, 2 ELEMENTS

YES

300 MHz

1.25 W

1.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

270

150 Cel

SILICON

30 V

TIN SILVER COPPER

DUAL

R-PDSO-G5

1

Not Qualified

e1

10

260

SST2222AHZGT116

ROHM

NPN

SINGLE

YES

300 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

40 V

35 ns

285 ns

TIN

DUAL

R-PDSO-G3

1

e3

10

260

AEC-Q101

2SAR533PT100

ROHM

PNP

SINGLE

YES

300 MHz

2 W

3 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

180

150 Cel

SILICON

50 V

TIN COPPER

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e2

10

260

BC847CQ-7-F

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

SILICON

45 V

-65 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

e3

30

260

BC848

Onsemi

NPN

SINGLE

YES

300 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

110

150 Cel

SILICON

30 V

DUAL

R-PDSO-G3

1

Not Qualified

MMBT4124LT1G

Onsemi

NPN

SINGLE

YES

300 MHz

300 W

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

25 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

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

A5T4124

Texas Instruments

NPN

SINGLE

NO

300 MHz

.31 W

.2 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

60

135 Cel

SILICON

25 V

22 ns

32 ns

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2N3251

Texas Instruments

PNP

SINGLE

NO

300 MHz

1.2 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

175 Cel

SILICON

40 V

70 ns

250 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N3251A

Texas Instruments

PNP

SINGLE

NO

300 MHz

1.2 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

175 Cel

SILICON

60 V

70 ns

250 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

A5T3904

Texas Instruments

NPN

SINGLE

NO

300 MHz

.36 W

.2 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

70

150 Cel

SILICON

40 V

70 ns

250 ns

BOTTOM

O-PBCY-W3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2N916

Texas Instruments

NPN

SINGLE

NO

300 MHz

1.2 W

.1 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

25 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N708

Texas Instruments

NPN

SINGLE

NO

300 MHz

.36 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

15 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

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

D2T2219A

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

300 MHz

.4 W

.8 A

METAL

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

50

175 Cel

SILICON

40 V

35 ns

285 ns

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N4124

Texas Instruments

NPN

SINGLE

NO

300 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

60

150 Cel

SILICON

25 V

22 ns

32 ns

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

2N3724A

Texas Instruments

NPN

SINGLE

NO

300 MHz

1 W

1.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

175 Cel

SILICON

30 V

30 ns

50 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH CURRENT DRIVER

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N3734

Texas Instruments

NPN

SINGLE

NO

300 MHz

1 W

1.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

30 V

48 ns

60 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

LOW NOISE

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N3725A

Texas Instruments

NPN

SINGLE

NO

300 MHz

1 W

1.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

175 Cel

SILICON

50 V

30 ns

50 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH CURRENT DRIVER

TO-39

NOT SPECIFIED

NOT SPECIFIED

M38510/10802SCX

Texas Instruments

NPN

COMPLEX

NO

300 MHz

.05 A

CERAMIC, GLASS-SEALED

SWITCHING

THROUGH-HOLE

RECTANGULAR

4

14

IN-LINE

60

SILICON

15 V

150 ns

280 ns

DUAL

R-GDIP-T14

Not Qualified

MIL-M38510/108A

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