.5 W Small Signal Bipolar Junction Transistors (BJT) 818

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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

PDTC115ES

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

PMBTA13T/R

NXP Semiconductors

NPN

DARLINGTON

YES

125 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

1.5 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

10000

150 Cel

SILICON

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

TO-236AB

e3

260

PDTC114YS

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

100

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 4.7

TO-92

e3

PDTC143TS

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 Signals

200

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTORS

TO-92

e3

BC557C,112

NXP Semiconductors

PNP

SINGLE

NO

100 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

TIN

BOTTOM

O-PBCY-T3

1

Not Qualified

TO-92

e3

PDTA124XS

NXP Semiconductors

PNP

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 RESISTOR RATIO IS 2.1

TO-92

e3

PDTA143ZS

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

100

SILICON

50 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO 10

TO-92

e3

PDTA114YS

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

100

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

TO-92

e3

PDTA113ZS

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

35

SILICON

50 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 10

TO-92

e3

PDTC144WS

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

60

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 0.47

TO-92

e3

PDTA144TS

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

100

SILICON

50 V

Matte Tin (Sn)

BOTTOM

O-PBCY-T3

1

Not Qualified

BUILT-IN BIAS RESISTORS

TO-92

e3

PDTC124TS

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

100

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTORS

TO-92

e3

PDTA144WS

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

60

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 0.47

TO-92

e3

PDTC143ZS

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

100

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 10

TO-92

e3

PBSS5160V,115

NXP Semiconductors

PNP

SINGLE

YES

220 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

60 V

TIN

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

PBSS5160V

NXP Semiconductors

PNP

SINGLE

YES

220 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

60 V

Tin (Sn)

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

PDTA115TS

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

100

SILICON

50 V

Tin (Sn)

BOTTOM

O-PBCY-T3

Not Qualified

BUILT IN BIAS RESISTOR

TO-92

e3

PDTC124XS

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 RESISTOR RATIO IS 2.1

TO-92

e3

PMBTA13,215

NXP Semiconductors

NPN

DARLINGTON

YES

125 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

1.5 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

10000

150 Cel

SILICON

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

BC556A,112

NXP Semiconductors

PNP

SINGLE

NO

100 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

.65 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

125

150 Cel

SILICON

65 V

TIN

BOTTOM

O-PBCY-T3

1

Not Qualified

TO-92

e3

PBSS4160V

NXP Semiconductors

NPN

SINGLE

YES

220 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

60 V

Tin (Sn)

DUAL

R-PDSO-F6

1

Not Qualified

e3

30

260

PDTA123TS

NXP Semiconductors

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

30

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR

TO-92

PN2369A-T/R

NXP Semiconductors

NPN

SINGLE

NO

500 MHz

.5 W

.2 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

150 Cel

4 pF

SILICON

15 V

10 ns

20 ns

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BC257-B

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC167-B

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC258-B

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC258-C

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC257-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC167-A

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC168-C

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC168-B

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC258-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC168-A

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BCW66KF

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

45 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BCW66KH

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

45 V

Matte Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BC817K-40

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

45 V

DUAL

R-PDSO-G3

1

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BC817K-40E6327

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G3

1

e3

40

260

AEC-Q101

BCW66KF-E6327

Infineon Technologies

NPN

SINGLE

YES

.5 W

.8 A

1

Other Transistors

100

150 Cel

1

260

BC560-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

BC817K-16

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

DUAL

R-PDSO-G3

1

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BC559-A

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

110

150 Cel

SILICON

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

BCW66KG-E6433

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

45 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

BC817K-25

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

45 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BC818K-40

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

25 V

DUAL

R-PDSO-G3

1

Not Qualified

BC818K-25

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

25 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BC817K-25E6327

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G3

1

e3

260

AEC-Q101

BCW66KG

Infineon Technologies

NPN

SINGLE

YES

170 MHz

.5 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

45 V

DUAL

R-PDSO-G3

1

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BCM53DSX

Nexperia

PNP

SEPARATE, 2 ELEMENTS

YES

140 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

63

150 Cel

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G6

1

e3

30

260

AEC-Q101; IEC-60134

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