.8 W Small Signal Bipolar Junction Transistors (BJT) 245

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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

2N2194

Texas Instruments

NPN

SINGLE

NO

50 MHz

.8 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

200 Cel

SILICON

40 V

200 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N2192A

Texas Instruments

NPN

SINGLE

NO

50 MHz

.8 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

200 Cel

SILICON

40 V

200 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N2193A

Texas Instruments

NPN

SINGLE

NO

50 MHz

.8 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

50 V

200 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N3725

Texas Instruments

NPN

SINGLE

NO

300 MHz

.8 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

175 Cel

SILICON

50 V

35 ns

60 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH CURRENT DRIVER

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N2193

Texas Instruments

NPN

SINGLE

NO

50 MHz

.8 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

50 V

200 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N4030

Texas Instruments

PNP

SINGLE

NO

100 MHz

.8 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

175 Cel

SILICON

60 V

100 ns

400 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N4032

Texas Instruments

PNP

SINGLE

NO

150 MHz

.8 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

175 Cel

SILICON

60 V

100 ns

400 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N3015

Texas Instruments

NPN

SINGLE

NO

250 MHz

.8 W

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

10

175 Cel

SILICON

30 V

40 ns

60 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

2N3036

Texas Instruments

NPN

SINGLE

NO

50 MHz

.8 W

1.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

80 V

180 ns

1200 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N4031

Texas Instruments

PNP

SINGLE

NO

100 MHz

.8 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

175 Cel

SILICON

80 V

100 ns

400 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N698

Texas Instruments

NPN

SINGLE

NO

40 MHz

.8 W

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

200 Cel

SILICON

60 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH RELIABILITY

TO-39

NOT SPECIFIED

NOT SPECIFIED

2N2537

Texas Instruments

NPN

SINGLE

NO

250 MHz

.8 W

.8 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

200 Cel

SILICON

30 V

40 ns

40 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

2N2538

Texas Instruments

NPN

SINGLE

NO

250 MHz

.8 W

.8 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

30 V

40 ns

40 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

2N1613

Texas Instruments

NPN

SINGLE

NO

60 MHz

.8 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

200 Cel

SILICON

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH RELIABILITY

TO-5

NOT SPECIFIED

NOT SPECIFIED

BC640ZL1

Onsemi

PNP

SINGLE

NO

150 MHz

.8 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

KSD471ACYTA

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BF422ZL1

Onsemi

NPN

SINGLE

NO

60 MHz

.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

250 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

KSC1009YTA

Onsemi

NPN

SINGLE

NO

50 MHz

.8 W

.7 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

140 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSD471A

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

120

150 Cel

16 pF

SILICON

30 V

BOTTOM

O-PBCY-T3

TO-92

KSC1008CYTA

Onsemi

NPN

SINGLE

NO

50 MHz

.8 W

.7 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

60 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSB564A-C

Onsemi

PNP

SINGLE

NO

110 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

70

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

TO-92

KSB564A-Y

Onsemi

PNP

SINGLE

NO

110 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

120

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

TO-92

KSC1008YTA

Onsemi

NPN

SINGLE

NO

50 MHz

.8 W

.7 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

60 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSC2310

Onsemi

NPN

SINGLE

NO

100 MHz

.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

40

150 Cel

5 pF

SILICON

150 V

BOTTOM

O-PBCY-T3

TO-92

BC368ZL1

Onsemi

NPN

SINGLE

NO

65 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

85

150 Cel

SILICON

20 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

KSD471A-G-C

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

200

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-T3

TO-92

BF420ZL1

Onsemi

NPN

SINGLE

NO

60 MHz

.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

300 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

KSD471A-CY

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

120

150 Cel

16 pF

SILICON

30 V

BOTTOM

O-PBCY-T3

TO-92

NSM3005NZTAG

Onsemi

PNP

SINGLE WITH BUILT-IN FET AND DIODE

YES

.8 W

.5 A

PLASTIC/EPOXY

.4 V

20 V

NO LEAD

SQUARE

ENHANCEMENT MODE

1

6

SMALL OUTLINE

METAL-OXIDE SEMICONDUCTOR

20

150 Cel

SILICON

30 V

-55 Cel

MATTE TIN

1.4 ohm

.224 A

DUAL

S-PDSO-N6

1

COLLECTOR

e3

30

260

BC369

Onsemi

PNP

SINGLE

NO

65 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

85

150 Cel

SILICON

20 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

KSD471A-G

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

200

150 Cel

16 pF

SILICON

30 V

BOTTOM

O-PBCY-T3

TO-92

NOT SPECIFIED

NOT SPECIFIED

JAN2N4033

Onsemi

PNP

SINGLE

NO

150 MHz

.8 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

200 Cel

SILICON

80 V

15 ns

-65 Cel

25 ns

BOTTOM

O-MBCY-W3

Not Qualified

TO-205AD

MIL

PZT651T3

Onsemi

NPN

SINGLE

YES

75 MHz

.8 W

2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

60 V

TIN LEAD

DUAL

R-PDSO-G4

COLLECTOR

Not Qualified

TO-261AA

e0

KSD471A-CG

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

200

150 Cel

16 pF

SILICON

30 V

BOTTOM

O-PBCY-T3

TO-92

NOT SPECIFIED

NOT SPECIFIED

SPZT751T1G

Onsemi

PNP

SINGLE

YES

75 MHz

.8 W

2 A

1

Other Transistors

40

150 Cel

MATTE TIN

1

e3

30

260

BF422G

Onsemi

NPN

SINGLE

NO

60 MHz

.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

250 V

Tin/Silver/Copper (Sn/Ag/Cu)

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

40

260

KSD471AGTA

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

KSD471ACGTA

Onsemi

NPN

SINGLE

NO

130 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

JAN2N2219AL

Onsemi

NPN

SINGLE

NO

.8 W

.8 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

200 Cel

SILICON

50 V

35 ns

300 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-5

MIL-19500/251L

KSB564A-G

Onsemi

PNP

SINGLE

NO

110 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

200

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

TO-92

NOT SPECIFIED

NOT SPECIFIED

KSB564A-O

Onsemi

PNP

SINGLE

NO

110 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

70

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

TO-92

SPZT651T3G

Onsemi

NPN

SINGLE

YES

75 MHz

.8 W

2 A

PLASTIC/EPOXY

.5 V

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

40

150 Cel

SILICON

60 V

DUAL

R-PDSO-G4

COLLECTOR

TO-261AA

NOT SPECIFIED

NOT SPECIFIED

AEC-Q101

BF422RL1

Onsemi

NPN

SINGLE

NO

60 MHz

.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

250 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

BF423ZL1

Onsemi

PNP

SINGLE

NO

60 MHz

.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

250 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

EUROPEAN PART NUMBER

TO-92

e0

235

KSB564A-G-C

Onsemi

PNP

SINGLE

NO

110 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

200

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

TO-92

BC368

Onsemi

NPN

SINGLE

NO

65 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

85

150 Cel

SILICON

20 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

235

KSB564A-Y-C

Onsemi

PNP

SINGLE

NO

110 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

120

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

TO-92

KSB564A-O-C

Onsemi

PNP

SINGLE

NO

110 MHz

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

.8 W

70

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

TO-92

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