.35 W Small Signal Bipolar Junction Transistors (BJT) 542

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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

BSR19A

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.35 W

.3 A

PLASTIC/EPOXY

SWITCHING

.2 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

6 pF

SILICON

160 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

PMBT3906YS

NXP Semiconductors

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

70 ns

300 ns

Tin (Sn)

DUAL

R-PDSO-G6

1

Not Qualified

e3

30

260

PMBT5550T/R

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.35 W

.3 A

PLASTIC/EPOXY

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

6 pF

SILICON

140 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

260

PMBT5550

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.35 W

.3 A

PLASTIC/EPOXY

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

6 pF

SILICON

140 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

PMBT5550,235

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.35 W

.3 A

PLASTIC/EPOXY

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

6 pF

SILICON

140 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BC847QAPNZ

NXP Semiconductors

NPN AND PNP

YES

100 MHz

.35 W

.1 A

BIP General Purpose Small Signal

200

150 Cel

BC807-25T/R

NXP Semiconductors

PNP

SINGLE

YES

100 MHz

.35 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

260

BSR19AT/R

NXP Semiconductors

NPN

SINGLE

YES

100 MHz

.35 W

.3 A

PLASTIC/EPOXY

SWITCHING

.2 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

6 pF

SILICON

160 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

260

PMBT2369T/R

NXP Semiconductors

NPN

SINGLE

YES

500 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

4 pF

SILICON

15 V

10 ns

20 ns

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

40

260

BC307-B

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

BSS80

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.35 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

140 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BC238-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

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

BC237-A

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC213-C

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

BC239-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

BC309-B

Infineon Technologies

PNP

SINGLE

NO

250 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

BC308-C

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

BSS79

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.35 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BC238-A

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC212-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC308-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC213-B

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

BC415-C

Infineon Technologies

PNP

SINGLE

NO

250 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

BC416-C

Infineon Technologies

PNP

SINGLE

NO

250 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

BC307-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC415-B

Infineon Technologies

PNP

SINGLE

NO

250 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

BC416-B

Infineon Technologies

PNP

SINGLE

NO

250 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

BC308-B

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

BSS81

Infineon Technologies

NPN

SINGLE

YES

250 MHz

.35 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

35 V

DUAL

R-PDSO-G3

Not Qualified

BC414-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

BC413-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

BSS82

Infineon Technologies

PNP

SINGLE

YES

250 MHz

.35 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

125 Cel

SILICON

60 V

DUAL

R-PDSO-G3

Not Qualified

BC309-C

Infineon Technologies

PNP

SINGLE

NO

250 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

BC239-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

BC183-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

BC183-A

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC183-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

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

NHUMH1

Nexperia

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

70

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 1

e3

30

235

AEC-Q101; IEC-60134

NHUMD13

Nexperia

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

100

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 10

e3

30

260

AEC-Q101; IEC-60134

NHUMD9F

Nexperia

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

100

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 4.7

e3

30

260

AEC-Q101; IEC-60134

NHUMH1X

Nexperia

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

70

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 1

e3

30

235

AEC-Q101; IEC-60134

PMP3906AYS

Nexperia

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

.4 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

60

150 Cel

4.5 pF

SILICON

40 V

70 ns

-55 Cel

300 ns

DUAL

R-PDSO-G6

IEC-60134

PMP3906AYS-Q

Nexperia

PNP

SEPARATE, 2 ELEMENTS

YES

250 MHz

.35 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

.4 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

60

150 Cel

4.5 pF

SILICON

40 V

70 ns

-55 Cel

300 ns

TIN

DUAL

R-PDSO-G6

1

e3

30

260

AEC-Q101; IEC-60134

NHUMH2

Nexperia

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

100

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 1

e3

30

260

AEC-Q101; IEC-60134

NHUMD9

Nexperia

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

100

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 4.7

e3

30

260

AEC-Q101; IEC-60134

NHUMH11

Nexperia

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

50

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 1

e3

30

260

AEC-Q101; IEC-60134

NHUMD10

Nexperia

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

170 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

.1 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

100

150 Cel

2.5 pF

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

BUILT IN BAIS RESISTOR RATIO IS 21

e3

30

260

AEC-Q101; IEC-60134

MMBTA55-7-F

Diodes Incorporated

PNP

SINGLE

YES

50 MHz

.35 W

.5 A

PLASTIC/EPOXY

SWITCHING

.25 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

MIL-STD-202

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