.025 A Small Signal Bipolar Junction Transistors (BJT) 83

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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

BF198-T/R

NXP Semiconductors

NPN

SINGLE

NO

400 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BF841TRL13

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF840-TAPE-7

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF240,112

NXP Semiconductors

NPN

SINGLE

NO

150 MHz

.35 W

.025 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

67

150 Cel

SILICON

40 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BF841-T

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

36

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF840/T3

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

67

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

933792670215

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

67

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

BF840T/R

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.28 W

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

67

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

260

BF550,235

NXP Semiconductors

PNP

SINGLE

YES

325 MHz

.28 W

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

933450900235

NXP Semiconductors

PNP

SINGLE

YES

325 MHz

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

40 V

TIN

DUAL

R-PDSO-G3

Not Qualified

e3

BF550TRL

NXP Semiconductors

PNP

SINGLE

YES

325 MHz

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

Not Qualified

e3

BF840,235

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.28 W

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

67

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

BF550

NXP Semiconductors

PNP

SINGLE

YES

325 MHz

.28 W

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

40 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BF240-T/R

NXP Semiconductors

NPN

SINGLE

NO

.35 W

.025 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

65

150 Cel

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

BF451

NXP Semiconductors

PNP

SINGLE

NO

350 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

30

150 Cel

.55 pF

SILICON

40 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

933792670235

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

67

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

BF841TRL

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF841T/R

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

36

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF841

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

36

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

933164250126

NXP Semiconductors

NPN

SINGLE

NO

150 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

67

SILICON

40 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

933164250112

NXP Semiconductors

NPN

SINGLE

NO

150 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

67

SILICON

40 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

BF550T/R

NXP Semiconductors

PNP

SINGLE

YES

325 MHz

.28 W

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

260

BF840,215

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.28 W

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

67

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

BF550-T

NXP Semiconductors

PNP

SINGLE

YES

325 MHz

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF198-AMMO

NXP Semiconductors

NPN

SINGLE

NO

400 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BF451-AMMO

NXP Semiconductors

PNP

SINGLE

NO

350 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

30

150 Cel

.55 pF

SILICON

40 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BF550-TAPE-7

NXP Semiconductors

PNP

SINGLE

YES

325 MHz

.025 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF841-TAPE-13

NXP Semiconductors

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

150 Cel

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

ED1502D

NXP Semiconductors

NPN

SINGLE

NO

361 MHz

.025 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

84

SILICON

20 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

ED1502B

NXP Semiconductors

NPN

SINGLE

NO

361 MHz

.025 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

48

SILICON

20 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

ED1502E

NXP Semiconductors

NPN

SINGLE

NO

361 MHz

.025 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

105

SILICON

20 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

ED1502

NXP Semiconductors

NPN

SINGLE

NO

361 MHz

.025 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

150 Cel

SILICON

20 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

ED1502C

NXP Semiconductors

NPN

SINGLE

NO

361 MHz

.025 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

66

SILICON

20 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BF841E6327

Infineon Technologies

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

35

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BF840E6327

Infineon Technologies

NPN

SINGLE

YES

380 MHz

.025 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

65

SILICON

40 V

DUAL

R-PDSO-G3

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