NO Small Signal Bipolar Junction Transistors (BJT) 481

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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

DTC143TSATP

ROHM

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

250 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

TIN SILVER COPPER

SINGLE

R-PSIP-T3

Not Qualified

BUILT-IN BIAS RESISTOR

e1

2SD2144STPW

ROHM

NPN

SINGLE

NO

350 MHz

.3 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

1200

150 Cel

SILICON

20 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

STBV42-AP

STMicroelectronics

NPN

SINGLE

NO

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

5

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

STBV42G-AP

STMicroelectronics

NPN

SINGLE

NO

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

5

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

STBV42G

STMicroelectronics

NPN

SINGLE

NO

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

5

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

STX13003G

STMicroelectronics

NPN

SINGLE

NO

1.5 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

5

150 Cel

SILICON

400 V

4700 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

STBV42

STMicroelectronics

NPN

SINGLE

NO

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

5

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

STBV45

STMicroelectronics

NPN

SINGLE

NO

.95 W

.75 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

5

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

STBV68

STMicroelectronics

NPN

SINGLE

NO

.9 W

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

3

150 Cel

SILICON

400 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2STL1525

STMicroelectronics

NPN

SINGLE

NO

120 MHz

1 W

5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

25 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2STX2220

STMicroelectronics

PNP

SINGLE

NO

.9 W

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

20 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

STX817A

STMicroelectronics

PNP

SINGLE

NO

50 MHz

.9 W

1.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

80 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

2N4125TFR

Fairchild Semiconductor

PNP

SINGLE

NO

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N5089TFR

Fairchild Semiconductor

NPN

SINGLE

NO

50 MHz

.35 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

450

150 Cel

SILICON

25 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

2N5089TF

Fairchild Semiconductor

NPN

SINGLE

NO

50 MHz

.35 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

450

150 Cel

SILICON

25 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC32725TAR

Fairchild Semiconductor

PNP

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC547BTAR

Fairchild Semiconductor

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC547BTFR

Fairchild Semiconductor

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC548CTAR

Fairchild Semiconductor

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC549CTFR

Fairchild Semiconductor

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

KSA992PBU

Fairchild Semiconductor

PNP

SINGLE

NO

100 MHz

.5 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

120 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

KSA992PTA

Fairchild Semiconductor

PNP

SINGLE

NO

100 MHz

.5 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

120 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

MAT01AHZ

Analog Devices

NPN

SEPARATE, 2 ELEMENTS

NO

450 MHz

1.8 W

.025 A

METAL

.2 V

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

1.8 W

500

150 Cel

SILICON

45 V

NICKEL PALLADIUM GOLD

BOTTOM

O-MBCY-W6

SUBSTRATE

Not Qualified

LOW NOISE

TO-78

e4

MAT01GHZ

Analog Devices

NPN

SEPARATE, 2 ELEMENTS

NO

450 MHz

1.8 W

.025 A

METAL

.25 V

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

1.8 W

250

150 Cel

SILICON

45 V

NICKEL PALLADIUM GOLD

BOTTOM

O-MBCY-W6

SUBSTRATE

Not Qualified

LOW NOISE

TO-78

e4

MAT03EHZ

Analog Devices

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE

NO

190 MHz

.02 A

METAL

AMPLIFIER

.1 V

WIRE

ROUND

2

6

CYLINDRICAL

100

150 Cel

SILICON

36 V

GOLD

BOTTOM

O-MBCY-W6

Not Qualified

LOW NOISE

TO-78

e4

MAT03FHZ

Analog Devices

PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN DIODE

NO

190 MHz

.02 A

METAL

AMPLIFIER

.1 V

WIRE

ROUND

2

6

CYLINDRICAL

80

150 Cel

SILICON

36 V

GOLD

BOTTOM

O-MBCY-W6

Not Qualified

LOW NOISE

TO-78

e4

ZTX450-AP

Micro Commercial Components

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

15

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

1

Not Qualified

TO-92

e3

10

260

PDTB123ES,126

NXP Semiconductors

PNP

NO

.5 W

.5 A

1

BIP General Purpose Small Signal

40

SILICON

PDTD113ES,126

NXP Semiconductors

NPN

NO

.5 W

.5 A

1

BIP General Purpose Small Signal

33

SILICON

2N3904,116

NXP Semiconductors

NPN

SINGLE

NO

300 MHz

.2 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

30

150 Cel

4 pF

SILICON

40 V

65 ns

-65 Cel

240 ns

TIN

BOTTOM

O-PBCY-T3

NOT APPLICABLE

Not Qualified

TO-92

e3

NOT SPECIFIED

NOT SPECIFIED

2N3904,412

NXP Semiconductors

NPN

SINGLE

NO

300 MHz

.5 W

.2 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

4 pF

SILICON

40 V

65 ns

240 ns

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

2N3906,116

NXP Semiconductors

PNP

SINGLE

NO

250 MHz

.5 W

.2 A

PLASTIC/EPOXY

SWITCHING

.4 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

4.5 pF

SILICON

40 V

65 ns

-65 Cel

300 ns

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

2N4401,116

NXP Semiconductors

NPN

SINGLE

NO

250 MHz

.35 W

.6 A

PLASTIC/EPOXY

SWITCHING

.75 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

80

150 Cel

6.5 pF

SILICON

40 V

35 ns

250 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N5401,116

NXP Semiconductors

PNP

SINGLE

NO

100 MHz

.63 W

.3 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

6 pF

SILICON

150 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N5401,412

NXP Semiconductors

PNP

SINGLE

NO

100 MHz

.63 W

.3 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

6 pF

SILICON

150 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N5551,116

NXP Semiconductors

NPN

SINGLE

NO

100 MHz

.35 W

.3 A

PLASTIC/EPOXY

SWITCHING

.2 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

6 pF

SILICON

160 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N5551,412

NXP Semiconductors

NPN

SINGLE

NO

100 MHz

.35 W

.6 A

PLASTIC/EPOXY

SWITCHING

.2 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

6 pF

SILICON

160 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2PA1015GR,126

NXP Semiconductors

PNP

SINGLE

NO

80 MHz

.5 W

.15 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

7 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2PC1815BL,126

NXP Semiconductors

NPN

SINGLE

NO

80 MHz

.5 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

3.5 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2PC1815GR,126

NXP Semiconductors

NPN

SINGLE

NO

80 MHz

.5 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

3.5 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2PC1815GR,412

NXP Semiconductors

NPN

SINGLE

NO

80 MHz

.5 W

.15 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

3.5 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2PC1815Y,126

NXP Semiconductors

NPN

SINGLE

NO

80 MHz

.5 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

3.5 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2PC1815Y,412

NXP Semiconductors

NPN

SINGLE

NO

80 MHz

.5 W

.15 A

PLASTIC/EPOXY

SWITCHING

.3 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

3.5 pF

SILICON

50 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC327,116

NXP Semiconductors

PNP

SINGLE

NO

80 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC327,126

NXP Semiconductors

PNP

SINGLE

NO

80 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC327-25,116

NXP Semiconductors

PNP

SINGLE

NO

80 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

160

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC327-40,116

NXP Semiconductors

PNP

SINGLE

NO

80 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

250

150 Cel

SILICON

45 V

-65 Cel

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC337,112

NXP Semiconductors

NPN

SINGLE

NO

100 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

.7 V

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

45 V

TIN

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e3

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