35 MHz Small Signal Bipolar Junction Transistors (BJT) 30

Reset All
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

PMBTA45,215

NXP Semiconductors

NPN

SINGLE

YES

35 MHz

.3 W

.15 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

500 V

TIN

DUAL

R-PDSO-G3

1

TO-236AB

e3

30

260

AEC-Q101; IEC-60134

PMBTA45

NXP Semiconductors

NPN

SINGLE

YES

35 MHz

.15 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

150 Cel

SILICON

500 V

PURE TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

2SD2704KT146

ROHM

NPN

SINGLE

YES

35 MHz

.2 W

.3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

820

150 Cel

SILICON

20 V

TIN SILVER COPPER

DUAL

R-PDSO-G3

1

Not Qualified

e1

10

260

2SA2142(TE16L1,NQ)

Toshiba

PNP

SINGLE

YES

35 MHz

15 W

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1 W

100

150 Cel

SILICON

600 V

SINGLE

R-PSSO-G2

COLLECTOR

2SA2142(TE16L1_NQ)

Toshiba

PNP

SINGLE

YES

35 MHz

15 W

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1 W

100

150 Cel

SILICON

600 V

SINGLE

R-PSSO-G2

COLLECTOR

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

2N2639

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

65

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2641

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

65

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2644

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

130

175 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

e0

2N2642

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

130

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2640

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

65

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

2N2643

Texas Instruments

NPN

SEPARATE, 2 ELEMENTS

NO

35 MHz

.3 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

130

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W6

ISOLATED

Not Qualified

LOW NOISE

TO-78

NOT SPECIFIED

NOT SPECIFIED

934063606215

NXP Semiconductors

NPN

SINGLE

YES

35 MHz

.15 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

500 V

DUAL

R-PDSO-G3

TO-236AB

934063481115

NXP Semiconductors

PNP

SINGLE

YES

35 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

60

SILICON

150 V

DUAL

R-PDSO-G4

COLLECTOR

PBHV9215Z,115

NXP Semiconductors

PNP

SINGLE

YES

35 MHz

1.45 W

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

150 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

e3

30

260

AEC-Q101; IEC-60134

PBHV9215Z

NXP Semiconductors

PNP

SINGLE

YES

35 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

60

150 Cel

SILICON

150 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

PMBTA45,235

NXP Semiconductors

NPN

SINGLE

YES

35 MHz

.15 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

500 V

DUAL

R-PDSO-G3

TO-236AB

AEC-Q101; IEC-60134

PBHV9215Z,135

NXP Semiconductors

PNP

SINGLE

YES

35 MHz

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

60

SILICON

150 V

DUAL

R-PDSO-G4

COLLECTOR

AEC-Q101; IEC-60134

2SA1923(2-7B2A)

Toshiba

PNP

SINGLE

YES

35 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

140

SILICON

400 V

2500 ns

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1937(2-7B2A)

Toshiba

PNP

SINGLE

YES

35 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

80

SILICON

600 V

2500 ns

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1937(2-7B1A)

Toshiba

PNP

SINGLE

NO

35 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

80

SILICON

600 V

2500 ns

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1937

Toshiba

PNP

SINGLE

NO

35 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

80

150 Cel

SILICON

600 V

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

2SA1923B

Toshiba

PNP

SINGLE

YES

35 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

400 V

SINGLE

R-PSSO-G3

Not Qualified

2SA1971

Toshiba

PNP

SINGLE

YES

35 MHz

.5 W

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

1 W

140

150 Cel

SILICON

400 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1923A

Toshiba

PNP

SINGLE

NO

35 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

100

SILICON

400 V

SINGLE

R-PSIP-T3

Not Qualified

2SA1972

Toshiba

PNP

SINGLE

NO

35 MHz

.9 W

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

140

150 Cel

SILICON

400 V

BOTTOM

O-PBCY-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1923

Toshiba

PNP

SINGLE

NO

35 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

140

150 Cel

SILICON

400 V

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

2SA2142

Toshiba

PNP

SINGLE

YES

35 MHz

15 W

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

1 W

100

150 Cel

SILICON

600 V

TIN LEAD

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

e0

2SA1923(2-7B1A)

Toshiba

PNP

SINGLE

NO

35 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

140

SILICON

400 V

2500 ns

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1971(TE12L,F)

Toshiba

PNP

SINGLE

YES

35 MHz

.5 W

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

1 W

140

150 Cel

SILICON

400 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

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