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

BC556BTF

Onsemi

PNP

SINGLE

NO

150 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC547-C

Secos

NPN

SINGLE

NO

150 MHz

.1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

110

SILICON

45 V

BOTTOM

O-PBCY-T3

TO-92

NOT SPECIFIED

NOT SPECIFIED

FMMT493TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

100 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC557BT&A

Continental Device India

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC557BTA

Onsemi

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BCX56-16TA

Zetex Plc

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

15 pF

SILICON

80 V

TIN LEAD

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

e0

FMMT491ATA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

35

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC857BMTF

Onsemi

PNP

SINGLE

YES

150 MHz

.31 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

6 pF

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC557BTF

Onsemi

PNP

SINGLE

NO

150 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BCR135E6327HTSA1

Infineon Technologies

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

150 MHz

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signals

70

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 21.3636

e3

BCX53-16TA

Zetex Plc

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

25 pF

SILICON

80 V

TIN LEAD

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

e0

BC557AT&A

Continental Device India

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC557ATA

Onsemi

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BCX5616

Zetex Plc

NPN

SINGLE

YES

150 MHz

1 W

1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

80 V

Matte Tin (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

40

260

FCX690BTA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

150

150 Cel

SILICON

45 V

Matte Tin (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

BC856BMTF

Onsemi

PNP

SINGLE

YES

150 MHz

.31 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

6 pF

SILICON

65 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC557BBK

Diotec Semiconductor Ag

PNP

SINGLE

NO

150 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

45 V

Matte Tin (Sn) - annealed

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e3

10

260

BC856CMTF

Onsemi

PNP

SINGLE

YES

150 MHz

.31 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

420

150 Cel

6 pF

SILICON

65 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC557-C

Samsung

PNP

SINGLE

NO

150 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

420

SILICON

45 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BCX5316

Zetex Plc

PNP

SINGLE

YES

150 MHz

1 W

1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

80 V

Matte Tin (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

40

260

BCP5616TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

AEC-Q101

NSS12201LT1G

Onsemi

NPN

SINGLE

YES

150 MHz

.54 W

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

12 V

200 ns

460 ns

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

TO-236

e3

40

260

BC556ABU

Onsemi

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

65 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX450

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

15

200 Cel

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

30

260

CECC

FMMT491TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BCX56-10TA

Zetex Plc

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

63

150 Cel

15 pF

SILICON

80 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

BCP5516TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

BCP5616TC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

MMBT8099LT1G

Onsemi

NPN

SINGLE

YES

150 MHz

.225 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

75

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

BCX42E6327HTSA1

Infineon Technologies

PNP

SINGLE

YES

150 MHz

.8 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

40

150 Cel

SILICON

125 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

ZTX550

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

15

200 Cel

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

TO-92

e3

30

260

FMMT491A

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

35

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BCX55-16TA

Zetex Plc

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

15 pF

SILICON

60 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

ZTX450STZ

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

30

260

CECC

BCP5416TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

ZTX605

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

2000

200 Cel

SILICON

120 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

BC560CTA

Onsemi

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC560CT&A

Continental Device India

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

FMMT591ATA

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

ZTX451

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10

200 Cel

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

FMMT491ATC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

35

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC557CBK

Diotec Semiconductor Ag

PNP

SINGLE

NO

150 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

420

150 Cel

SILICON

45 V

Matte Tin (Sn) - annealed

BOTTOM

O-PBCY-W3

1

Not Qualified

TO-92

e3

10

260

BC556BT&A

Continental Device India

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC556BTA

Onsemi

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BCR116SH6327XTSA1

Infineon Technologies

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

150 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

70

SILICON

50 V

TIN

DUAL

R-PDSO-G6

1

BUILT-IN BIAS RESISTOR RATIO 10

e3

FMMT491TC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

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

FMMT491AQTA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

35

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

HIGH RELIABILITY

e3

30

260

AEC-Q101

BCX54-16TA

Zetex Plc

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

15 pF

SILICON

45 V

SINGLE

R-PSSO-F3

COLLECTOR

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