Diodes Incorporated 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

FXT550STOE

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

100

SILICON

45 V

SINGLE

R-PSIP-T3

Not Qualified

2N6731Q

Diodes Incorporated

NPN

SINGLE

NO

50 MHz

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

100

SILICON

80 V

SINGLE

R-PSIP-W3

Not Qualified

UZTX450

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

10

260

CECC

ZXTD2M832TA

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS

YES

180 MHz

3 W

3.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

10

FLATPACK

Other Transistors

15

150 Cel

SILICON

20 V

MATTE TIN

QUAD

R-PQFP-F10

1

COLLECTOR

Not Qualified

e3

260

UZTX550M1TA

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

45 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2N5087M1TC

Diodes Incorporated

PNP

SINGLE

YES

40 MHz

.05 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

250

SILICON

50 V

SINGLE

R-PSSO-G3

Not Qualified

LOW NOISE

NOT SPECIFIED

NOT SPECIFIED

MPSA43K

Diodes Incorporated

NPN

SINGLE

NO

50 MHz

.5 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

50

SILICON

200 V

SINGLE

R-PSIP-W3

Not Qualified

CECC

UZXTDCM832TC

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

140 MHz

4.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

10

FLATPACK

100

SILICON

20 V

QUAD

R-PQFP-F10

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

FCX658A

Diodes Incorporated

NPN

SINGLE

YES

50 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

35

150 Cel

SILICON

400 V

SINGLE

R-PSSO-F3

COLLECTOR

260

ZTX237K

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

120

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

ZXT11N15DFTC

Diodes Incorporated

NPN

SINGLE

YES

145 MHz

.806 W

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

150

150 Cel

SILICON

15 V

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

DDA123JK-13

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

250 MHz

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

80

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 21.36

e0

MPSA92SMTC

Diodes Incorporated

PNP

SINGLE

YES

50 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

300 V

SINGLE

R-PSSO-G3

Not Qualified

FCX493QTA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

.6 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

20

150 Cel

10 pF

SILICON

100 V

-55 Cel

MATTE TIN

SINGLE

R-PSSO-F3

COLLECTOR

e3

260

AEC-Q101; IATF 16949; MIL-STD-202

ZTX238STOA

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

120

SILICON

30 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

ZXT13P12DE6TC

Diodes Incorporated

PNP

SINGLE

YES

1.1 W

4 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

300

150 Cel

DUAL

R-PDSO-G6

Not Qualified

30

260

MPS706STZ

Diodes Incorporated

NPN

SINGLE

NO

200 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

20

SILICON

20 V

40 ns

75 ns

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BCY77PSTOA

Diodes Incorporated

PNP

SINGLE

NO

180 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

120

SILICON

60 V

85 ns

150 ns

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

LOW NOISE

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

IMX8-7

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

140 MHz

.225 W

.05 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

180

150 Cel

SILICON

120 V

TIN LEAD

DUAL

R-PDSO-G6

1

Not Qualified

e0

FXT38CSM

Diodes Incorporated

NPN

DARLINGTON

YES

.8 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

10000

SILICON

60 V

SINGLE

R-PSSO-G3

Not Qualified

ZTX109STZ

Diodes Incorporated

NPN

SINGLE

NO

350 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

240

SILICON

30 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

LOW NOISE

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

DDC114YK

Diodes Incorporated

PNP

YES

.3 W

.1 A

2

BIP General Purpose Small Signal

SILICON

Tin/Lead (Sn/Pb)

e0

BSR40TA

Diodes Incorporated

NPN

SINGLE

YES

100 MHz

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

30

SILICON

60 V

250 ns

1000 ns

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

ZUMT619

Diodes Incorporated

NPN

SINGLE

YES

215 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

50 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

2N3904-A

Diodes Incorporated

NPN

SINGLE

NO

300 MHz

PLASTIC/EPOXY

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

100

150 Cel

4 pF

SILICON

40 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

MPSA12DWP

Diodes Incorporated

NPN

DARLINGTON

YES

UNSPECIFIED

NO LEAD

SQUARE

1

2

UNCASED CHIP

20000

SILICON

UPPER

S-XUUC-N2

Not Qualified

2N3903STOA

Diodes Incorporated

NPN

SINGLE

NO

250 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

50

SILICON

40 V

70 ns

225 ns

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

LOW NOISE

e3

NOT SPECIFIED

NOT SPECIFIED

MPSA56K

Diodes Incorporated

PNP

SINGLE

NO

100 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

50

SILICON

80 V

SINGLE

R-PSIP-W3

Not Qualified

ZXT12N50DXTA

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

132 MHz

1.25 W

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

SQUARE

2

8

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

50 V

MATTE TIN

DUAL

S-PDSO-G8

1

Not Qualified

MO-187AA

e3

260

BC238PQ

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

120

SILICON

20 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

ZUMT491

Diodes Incorporated

PNP

SINGLE

YES

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

150 Cel

SILICON

60 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

UZTX449

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

40

SILICON

30 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

10

260

UZTX455M1TC

Diodes Incorporated

NPN

SINGLE

YES

100 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

140 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

UZDT1053TA

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

140 MHz

5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

10

SMALL OUTLINE

30

SILICON

75 V

DUAL

R-PDSO-G10

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

DNLS412E-13

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 W

4 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

12 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

DDTB113ZU-7

Diodes Incorporated

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

200 MHz

.5 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

56

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G3

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO 10

e0

BFS61K

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

40

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

ZTX1047ASTOA

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

4 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

60

200 Cel

SILICON

10 V

MATTE TIN

BOTTOM

O-PBCY-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

UZTX551STOB

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

10

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

ZXTDAM832TA

Diodes Incorporated

NPN

SEPARATE, 2 ELEMENTS

YES

120 MHz

3 W

4.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

2

10

FLATPACK

Other Transistors

150

150 Cel

SILICON

15 V

MATTE TIN

QUAD

R-PQFP-F10

1

COLLECTOR

Not Qualified

e3

260

DDA122LU-7

Diodes Incorporated

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

200 MHz

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

56

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G6

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 45.45

e0

FXT614STOB

Diodes Incorporated

NPN

DARLINGTON

NO

.8 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

10000

SILICON

100 V

SINGLE

R-PSIP-W3

Not Qualified

2N5401STOA

Diodes Incorporated

PNP

SINGLE

NO

.6 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

60

SILICON

150 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BFS97L

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

100

SILICON

40 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

UFCX658A

Diodes Incorporated

NPN

SINGLE

YES

50 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

35

150 Cel

SILICON

400 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

FXT749STOB

Diodes Incorporated

PNP

SINGLE

NO

100 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

25 V

SINGLE

R-PSIP-W3

Not Qualified

2N6730K

Diodes Incorporated

PNP

SINGLE

NO

50 MHz

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

20

SILICON

100 V

SINGLE

R-PSIP-W3

Not Qualified

DVR1V8W-7

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN DIODE

YES

100 MHz

.2 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

150

150 Cel

SILICON

18 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

e3

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