NO 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

2SD2144STPW

ROHM

NPN

SINGLE

NO

350 MHz

.3 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

1200

150 Cel

SILICON

20 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD2470TP

ROHM

NPN

SINGLE

NO

170 MHz

.4 W

5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

270

150 Cel

SILICON

10 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

e1

2SD2705STP

ROHM

NPN

SINGLE

NO

35 MHz

.3 W

.3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

820

150 Cel

SILICON

20 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

e1

BC207

Onsemi

NPN

SINGLE

NO

200 MHz

.2 W

.1 A

PLASTIC/EPOXY

.6 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

125 Cel

6 pF

SILICON

45 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BC413-C

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC414-C

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

DTC114ESATP

ROHM

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

250 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

NOT SPECIFIED

NOT SPECIFIED

DTC124ES

ROHM

NPN

NO

.3 W

.1 A

1

BIP General Purpose Small Signal

56

SILICON

IR2422

Sharp Corporation

NPN

7 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

.4 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

7

16

IN-LINE

SILICON

TIN LEAD

DUAL

R-PDIP-T16

Not Qualified

e0

JAN2N3251A

Defense Logistics Agency

PNP

SINGLE

NO

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

90

SILICON

60 V

70 ns

300 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

MIL-19500/323H

JANTX2N3763

Microchip Technology

PNP

SINGLE

NO

150 MHz

1 W

1.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

60 V

43 ns

-55 Cel

115 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-39

e0

MIL-19500/396J

JANTX2N5794

Microchip Technology

NPN

SEPARATE, 2 ELEMENTS

NO

.6 A

METAL

WIRE

ROUND

2

8

CYLINDRICAL

35

200 Cel

SILICON

40 V

45 ns

310 ns

TIN LEAD

BOTTOM

O-MBCY-W8

Qualified

TO-78

e0

MIL-19500/495D

JANTXV2N930

Microchip Technology

NPN

SINGLE

NO

30 MHz

1.8 W

.03 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

150

175 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-206AA

e0

MIL-19500/253H

KSA928A

Fairchild Semiconductor

PNP

SINGLE

NO

120 MHz

2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

100

SILICON

30 V

BOTTOM

O-PBCY-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

KSC1845

Fairchild Semiconductor

NPN

SINGLE

NO

110 MHz

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

SILICON

120 V

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

NOT SPECIFIED

NOT SPECIFIED

KSC2328AYTA

Onsemi

NPN

SINGLE

NO

120 MHz

1 W

2 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

160

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

e3

KSP42

Fairchild Semiconductor

NPN

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

300 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

LM394CN

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

.5 W

.02 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

2

8

IN-LINE

225

85 Cel

SILICON

20 V

-25 Cel

DUAL

R-PDIP-T8

LOW NOISE

MC1412P

Motorola

NPN

7 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

.5 A

PLASTIC/EPOXY

SWITCHING

1.6 V

THROUGH-HOLE

RECTANGULAR

7

16

IN-LINE

150 Cel

SILICON

TIN LEAD

DUAL

R-PDIP-T16

Not Qualified

LOGIC LEVEL COMPATIBLE

e0

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

MM4003

Motorola

PNP

SINGLE

NO

5 W

.5 A

METAL

5 V

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

5 W

20

200 Cel

20 pF

SILICON

250 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e0

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

MPS2369

Onsemi

NPN

SINGLE

NO

500 MHz

.625 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

150 Cel

SILICON

15 V

12 ns

18 ns

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

30

235

MPS6522

Vishay Intertechnology

PNP

SINGLE

NO

340 MHz

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

SILICON

25 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

MPS6601

Onsemi

NPN

SINGLE

NO

100 MHz

.625 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

SILICON

25 V

55 ns

300 ns

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

MPSW92

Onsemi

PNP

SINGLE

NO

50 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

300 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-226

e0

235

MTS102

Motorola

NPN

SINGLE

NO

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

NSD106

National Semiconductor

NPN

SINGLE

NO

60 MHz

10 W

1 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

25

140 Cel

SILICON

TIN LEAD

SINGLE

R-PSFM-T3

Not Qualified

TO-202

e0

PN2484D27Z

National Semiconductor

NPN

SINGLE

NO

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

250

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

PN3566

National Semiconductor

NPN

SINGLE

NO

40 MHz

.6 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

150

150 Cel

SILICON

30 V

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

RN1002

Toshiba

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

250 MHz

.4 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

50

150 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

TO-92

e0

TD62553S

Toshiba

NPN

COMMON EMITTER, 4 ELEMENTS

NO

.15 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

RECTANGULAR

4

9

IN-LINE

60

85 Cel

SILICON

25 V

SINGLE

R-PSIP-T9

Not Qualified

BUILT-IN RESISTOR RATIO IS 7.41

NOT SPECIFIED

NOT SPECIFIED

TP2222A

Allegro MicroSystems

NPN

SINGLE

NO

250 MHz

.5 W

.5 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

8 pF

SILICON

40 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

ULN-2032A

Allegro MicroSystems

NPN AND PNP

NO

.75 W

.08 A

BIP General Purpose Small Signal

500

85 Cel

2N2944A

Texas Instruments

PNP

SINGLE

NO

15 MHz

.4 W

.1 A

METAL

CHOPPER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

200 Cel

SILICON

10 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-46

NOT SPECIFIED

NOT SPECIFIED

2N5550BU

Onsemi

NPN

SINGLE

NO

100 MHz

.35 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

150 Cel

SILICON

140 V

MATTE TIN

BOTTOM

O-PBCY-T3

1

Not Qualified

TO-92

e3

40

260

MPQ6700

Onsemi

NPN AND PNP

SEPARATE, 4 ELEMENTS

NO

200 MHz

.2 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

4

14

IN-LINE

70

SILICON

40 V

DUAL

R-PDIP-T14

Not Qualified

TO-116

SG2003J

Microchip Technology

NPN

7 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

.5 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

1.6 V

THROUGH-HOLE

RECTANGULAR

7

16

IN-LINE

1000

125 Cel

SILICON

50 V

-55 Cel

TIN LEAD

DUAL

R-CDIP-T16

Not Qualified

e0

2N2484

Texas Instruments

NPN

SINGLE

NO

15 MHz

.36 W

.05 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

250

200 Cel

SILICON

60 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

LOW NOISE

TO-18

NOT SPECIFIED

NOT SPECIFIED

BC141-16

NXP Semiconductors

NPN

SINGLE

NO

50 MHz

1 A

METAL

SWITCHING

1 V

WIRE

ROUND

1

3

CYLINDRICAL

3.7 W

100

175 Cel

25 pF

SILICON

60 V

250 ns

850 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

BC182-B

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC490G

Onsemi

PNP

SINGLE

NO

150 MHz

1.5 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

150 Cel

SILICON

80 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

KSA1015YTA

Onsemi

PNP

SINGLE

NO

80 MHz

.4 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

125 Cel

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSA1281YTA

Onsemi

PNP

SINGLE

NO

100 MHz

1 W

2 A

PLASTIC/EPOXY

AMPLIFIER

1.2 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

40

150 Cel

40 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

TO-92

e3

KSP92TA

Onsemi

PNP

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

300 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX657

Diodes Incorporated

NPN

SINGLE

NO

30 MHz

1 W

.5 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

50

200 Cel

SILICON

300 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

2N5450

Texas Instruments

NPN

SINGLE

NO

100 MHz

.62 W

.8 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

2N2802

Texas Instruments

PNP

SEPARATE, 2 ELEMENTS

NO

60 MHz

.25 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

20

175 Cel

SILICON

20 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