150 MHz 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

BST51TA

Diodes Incorporated

NPN

DARLINGTON

YES

150 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

2000

SILICON

60 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

FXT54SM

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

40

SILICON

45 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

ZTX239M1TC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

180

SILICON

30 V

SINGLE

R-PSSO-G3

Not Qualified

LOW NOISE

NOT SPECIFIED

NOT SPECIFIED

DSS5160U-7

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

.4 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BFS96L

Diodes Incorporated

PNP

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

NOT SPECIFIED

NOT SPECIFIED

UZTX690BSTOB

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

150

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BC238PK

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

UFCX491

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

60 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

40

260

ZTX238M1TC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

120

SILICON

30 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

FXT553STOB

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

10

SILICON

100 V

SINGLE

R-PSIP-W3

Not Qualified

ZUMT591TC

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

15

150 Cel

10 pF

SILICON

60 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G3

e3

260

FXT51STOE

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

40

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

ZTX1047ASTOE

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

ZXTD4591E6TC

Diodes Incorporated

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

150 MHz

1.7 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signals

30

150 Cel

SILICON

60 V

DUAL

R-PDSO-G6

Not Qualified

260

FXT453STOE

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

40

SILICON

100 V

SINGLE

R-PSIP-T3

Not Qualified

ZTX1048ASTOA

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

4 A

PLASTIC/EPOXY

SWITCHING

.245 V

WIRE

RECTANGULAR

1

3

IN-LINE

1 W

50

200 Cel

80 pF

SILICON

17.5 V

-55 Cel

SINGLE

R-PSIP-W3

ZTX1048ASTOB

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

4 A

PLASTIC/EPOXY

SWITCHING

.245 V

WIRE

RECTANGULAR

1

3

IN-LINE

1 W

50

200 Cel

80 pF

SILICON

17.5 V

-55 Cel

SINGLE

R-PSIP-W3

FXT54STZ

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

40

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

FXT54STOE

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

40

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

ZTX239K

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.2 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

RECTANGULAR

1

3

IN-LINE

180

SILICON

30 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

LOW NOISE

e3

NOT SPECIFIED

NOT SPECIFIED

UZTX551STOA

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

FXT550SMTC

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

15

SILICON

45 V

SINGLE

R-PSSO-G3

Not Qualified

ZUMT591TA

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

15

150 Cel

10 pF

SILICON

60 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

e3

260

FXT551SM

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

10

SILICON

60 V

SINGLE

R-PSSO-G3

Not Qualified

UZTX450STOB

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

NOT SPECIFIED

NOT SPECIFIED

CECC

BC107PSTOB

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

120

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

FXT649STOE

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

2 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

100

SILICON

25 V

SINGLE

R-PSIP-T3

Not Qualified

UZTX688B

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

3 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

100

SILICON

15 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

10

260

FCX591ATC

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

300

SILICON

40 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

260

BC108PM1TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

120

SILICON

20 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

CECC

FCX1047A

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

4 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

10 V

130 ns

230 ns

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

260

UBCX5316

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

25

150 Cel

SILICON

80 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

40

260

BC237PSTOB

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

120

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

UZTX551SMTC

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

10

SILICON

60 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BC109CDWP

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

UNSPECIFIED

NO LEAD

SQUARE

1

2

UNCASED CHIP

380

SILICON

20 V

TIN LEAD

UPPER

S-XUUC-N2

Not Qualified

e0

10

235

BFS96STOB

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

40

SILICON

30 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

FXT550

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

SINGLE

R-PSIP-W3

Not Qualified

BC237PQ

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

CECC

BCW29TC

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

120

SILICON

20 V

DUAL

R-PDSO-G3

Not Qualified

CECC

ZTX237L

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

BC239PSTZ

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

180

SILICON

20 V

MATTE TIN

SINGLE

R-PSIP-T3

Not Qualified

LOW NOISE

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

DZT3150-13

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

25 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

UZTX550STOB

Diodes Incorporated

PNP

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

NOT SPECIFIED

NOT SPECIFIED

UFCX591A

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

300

SILICON

40 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

40

260

DXTN5840CFDB-7

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1.25 W

5 A

PLASTIC/EPOXY

SWITCHING

.275 V

NO LEAD

SQUARE

1

3

SMALL OUTLINE

180

150 Cel

70 pF

SILICON

40 V

190 ns

-55 Cel

1150 ns

NICKEL PALLADIUM GOLD

DUAL

S-PDSO-N3

1

COLLECTOR

HIGH RELIABILITY

e4

260

AEC-Q101

FCX604TA

Diodes Incorporated

NPN

DARLINGTON

YES

150 MHz

1.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

500

SILICON

100 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BC239PK

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

RECTANGULAR

1

3

IN-LINE

180

SILICON

20 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

LOW NOISE

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

FXT453STOF

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

40

SILICON

100 V

SINGLE

R-PSIP-T3

Not Qualified

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