SINGLE WITH BUILT-IN RESISTOR 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

PDTC144ES

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

80

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 1

TO-92

e3

PDTC124EEF

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

60

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 1

e3

PDTA114TK,115

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

NOT APPLICABLE

Not Qualified

BUILT IN BIAS RESISTOR

TO-236AB

e3

40

260

PDTC143ET,235

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

3.5 pF

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

TO-236AB

e3

30

260

PDTA115TU

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT IN BIAS RESISTOR

e3

30

260

PDTC124TU

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTORS

e3

30

260

PDTC123YU

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 4.5

e3

30

260

PDTA114YM,315

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

TIN

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

e3

30

260

PDTA124TU

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTORS

TO-236

e3

30

260

PDTC123TU

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

PBRN113ET,215

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.57 W

.7 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

270

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 1

TO-236AB

e3

30

260

PDTA143TEFT/R

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT-IN BIAS RESISTORS

e3

PDTA113EU

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

e3

30

260

PEMD20,115

NXP Semiconductors

NPN AND PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

6

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F6

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO 1

e3

30

260

PDTC143XMB

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

230 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

50

SILICON

50 V

TIN

BOTTOM

R-PBCC-N3

1

COLLECTOR

BUILT IN BIAS RESISTANCE RATIO IS 2.1

e3

AEC-Q101; IEC-60134

PDTA144VU

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

40

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 0.21

e3

30

260

PDTA113ZM,315

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

TIN

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 10

e3

30

260

PDTC144WMB

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

230 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

60

SILICON

50 V

TIN

BOTTOM

R-PBCC-N3

1

COLLECTOR

BUILT IN BIAS RESISTANCE RATIO IS 0.47

e3

AEC-Q101; IEC-60134

PDTA114YE,115

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

e3

30

260

PDTA114TK-T

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTOR

TO-236AB

PDTC123JTTRL

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 21

e3

PDTC124EU,115

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

60

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

PDTA123JT,215

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 21

TO-236AB

e3

30

260

PDTC123EE

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 1

e3

30

260

PDTC114TU-T

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

Not Qualified

BUILT-IN BIAS RESISTOR

e3

PDTA123JEF

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 21

e3

PDTA115ES

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.02 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

80

SILICON

50 V

Matte Tin (Sn)

BOTTOM

O-PBCY-T3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

TO-92

e3

PDTC143XM

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

50

150 Cel

SILICON

50 V

Tin (Sn)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 2.1

e3

30

260

PDTC124ES,126

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

56

150 Cel

SILICON

50 V

TIN

BOTTOM

O-PBCY-T3

NOT APPLICABLE

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

TO-92

e3

NOT SPECIFIED

NOT SPECIFIED

PDTA144EE/T4

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

80

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 1

PDTA123EU

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

PDTC123JET/R

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.15 W

100

150 Cel

3.5 pF

SILICON

50 V

TIN

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 21

e3

PDTA123TE,115

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

PDTA143TEF,115

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

200

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT-IN BIAS RESISTOR

e3

NOT SPECIFIED

NOT SPECIFIED

PDTC123EEF

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 1

e3

PDTC123JK

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 21

TO-236

e3

260

PDTC114YE,115

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

.3 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

.15 W

100

150 Cel

3.5 pF

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

e3

30

260

PDTC144TEF,115

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT-IN BIAS RESISTOR

e3

NOT SPECIFIED

NOT SPECIFIED

PDTA114EE,115

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

30

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

PDTA113ZE

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

35

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 10

e3

30

260

PDTA143ZM

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

Tin (Sn)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 10

e3

30

260

PDTC144VU

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.0002 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

40

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTANCE RATIO IS 0.21

e3

30

260

PDTA143XEF,115

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

50

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 2.13

e3

NOT SPECIFIED

NOT SPECIFIED

PDTA144EEF

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

80

SILICON

50 V

TIN

DUAL

R-PDSO-F3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 1

e3

PDTA124XM

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

Tin (Sn)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 2.1

e3

30

260

PDTC143XT/T4

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 2.1

TO-236AB

PDTA124EU

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

60

150 Cel

SILICON

50 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

PDTC124EU,135

NXP Semiconductors

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

60

150 Cel

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e3

30

260

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