NO 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

ZTX550STOA

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

260

2N6517T&A

Continental Device India

NPN

SINGLE

NO

40 MHz

.625 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

150 Cel

SILICON

350 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N6517TA

Onsemi

NPN

SINGLE

NO

40 MHz

.625 W

.5 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

15

150 Cel

SILICON

350 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX550STOB

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

10

260

BC327-25BK

Diotec Semiconductor Ag

PNP

SINGLE

NO

100 MHz

.625 W

.8 A

PLASTIC/EPOXY

.7 V

WIRE

ROUND

1

3

CYLINDRICAL

.625 W

100

150 Cel

12 pF

SILICON

45 V

-55 Cel

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

BC547BTA_NL

Fairchild Semiconductor

NPN

SINGLE

NO

300 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

200

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

MPSA13G

Onsemi

NPN

DARLINGTON

NO

125 MHz

1.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

10000

150 Cel

SILICON

30 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

SS9014CBU

Onsemi

NPN

SINGLE

NO

270 MHz

.45 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

45 V

Tin (Sn)

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

ZTX601BSTOA

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

5000

SILICON

160 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

260

CECC

2N5089

Vishay Intertechnology

NPN

SINGLE

NO

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

400

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

2N5416

Microchip Technology

PNP

SINGLE

NO

10 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

300 V

1000 ns

-65 Cel

10000 ns

GOLD

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH RELIABILITY

TO-5

e4

2SC1815-YTPE2

Toshiba

NPN

SINGLE

NO

80 MHz

.15 A

PLASTIC/EPOXY

AMPLIFIER

.25 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

120

125 Cel

3.5 pF

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

NOT SPECIFIED

NOT SPECIFIED

KSA992FBTA

Onsemi

PNP

SINGLE

NO

50 MHz

.5 W

.05 A

1

Other Transistors

300

150 Cel

MATTE TIN

e3

MPSA13RLRAG

Onsemi

NPN

DARLINGTON

NO

125 MHz

1.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

10000

150 Cel

SILICON

30 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

P2N2222AG

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

150 Cel

SILICON

40 V

35 ns

285 ns

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

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

40

260

ZTX453

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10

200 Cel

SILICON

100 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

2N1304

Texas Instruments

NPN

SINGLE

NO

5 MHz

.15 W

.3 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

85 Cel

GERMANIUM

BOTTOM

O-MBCY-W3

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

BC237-B

Infineon Technologies

NPN

SINGLE

NO

200 MHz

.35 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

e0

SG2003J/883B

Microchip Technology

NPN

7 BANKS, DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

.5 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

1.6 V

THROUGH-HOLE

RECTANGULAR

7

16

IN-LINE

1000

125 Cel

SILICON

50 V

-55 Cel

TIN LEAD

DUAL

R-CDIP-T16

Not Qualified

e0

2N2907

Texas Instruments

PNP

SINGLE

NO

200 MHz

.4 W

.6 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

175 Cel

SILICON

40 V

45 ns

100 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N4403TA

Onsemi

PNP

SINGLE

NO

200 MHz

.35 W

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

40 V

35 ns

255 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC517_D74Z

Fairchild Semiconductor

NPN

DARLINGTON

NO

.625 W

1.2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30000

150 Cel

SILICON

30 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

BC517/D74Z

National Semiconductor

NPN

DARLINGTON

NO

1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

BC517-D74Z

Onsemi

NPN

DARLINGTON

NO

.625 W

1.2 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

30000

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

JANTX2N2369A

Microchip Technology

NPN

SINGLE

NO

500 MHz

.36 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

200 Cel

SILICON

15 V

12 ns

18 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-18

e0

MIL-19500/317K

JANTX2N3439

Microchip Technology

NPN

SINGLE

NO

15 MHz

5 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

350 V

1000 ns

10000 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-205AD

e0

MIL-19500

2N5401YTA

Onsemi

PNP

SINGLE

NO

100 MHz

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

50

150 Cel

SILICON

150 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

JAN2N2369A

Microchip Technology

NPN

SINGLE

NO

500 MHz

.36 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

200 Cel

SILICON

15 V

12 ns

18 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-18

e0

MIL-19500/317K

JAN2N3439

Microchip Technology

NPN

SINGLE

NO

15 MHz

5 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

350 V

1000 ns

10000 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-205AD

e0

MIL-19500

JANTXV2N3439

Microchip Technology

NPN

SINGLE

NO

15 MHz

5 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

350 V

1000 ns

10000 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-205AD

e0

MIL-19500

ZTX601STZ

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

1000

SILICON

160 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

CECC

MPSA13ZL1G

Onsemi

NPN

DARLINGTON

NO

125 MHz

1.5 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

10000

150 Cel

SILICON

30 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

2N1711S

Microchip Technology

NPN

SINGLE

NO

.5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

50

200 Cel

SILICON

30 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-5

e0

2N3440PBFREE

Central Semiconductor

NPN

SINGLE

NO

15 MHz

1 W

1 A

METAL

.5 V

WIRE

ROUND

1

3

CYLINDRICAL

1 W

40

200 Cel

10 pF

SILICON

250 V

-65 Cel

MATTE TIN OVER NICKEL

BOTTOM

O-MBCY-W3

TO-39

e3

2N4401G

Onsemi

NPN

SINGLE

NO

250 MHz

.35 W

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

40 V

35 ns

255 ns

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

260

KSP2222ATA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.6 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

150 Cel

SILICON

40 V

35 ns

285 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

ZTX458STOB

Diodes Incorporated

NPN

SINGLE

NO

50 MHz

.3 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

400 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

ZTX601A

Diodes Incorporated

NPN

DARLINGTON

NO

250 MHz

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

1000

200 Cel

SILICON

160 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

260

ZTX601STOA

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

1000

SILICON

160 V

Matte Tin (Sn)

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

ZTX601STOB

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

1000

SILICON

160 V

Matte Tin (Sn)

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

2N4403TFR

Onsemi

PNP

SINGLE

NO

200 MHz

.35 W

.6 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

100

150 Cel

SILICON

40 V

35 ns

255 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC549BTA

Onsemi

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC549BT&A

Continental Device India

NPN

SINGLE

NO

300 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e3

BC558-C

Infineon Technologies

PNP

SINGLE

NO

250 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

BOTTOM

O-PBCY-T3

Not Qualified

JANTX2N2060

Microchip Technology

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

.5 W

.5 A

METAL

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-MBCY-W6

Qualified

TO-78

e0

MIL-19500/270

KSA1013YBU

Onsemi

PNP

SINGLE

NO

50 MHz

.9 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

160

150 Cel

SILICON

160 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

e3

KSC945YBU

Onsemi

NPN

SINGLE

NO

300 MHz

.25 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

50 V

TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC549CTA

Onsemi

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

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