STMicroelectronics Small Signal Bipolar Junction Transistors (BJT) 490

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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

BC547C-AP

STMicroelectronics

NPN

SINGLE

NO

100 MHz

.5 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

420

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2ST21600DIE2HR

STMicroelectronics

520100204R

STMicroelectronics

NPN

SINGLE

YES

.8 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

40

200 Cel

SILICON

40 V

35 ns

285 ns

DUAL

R-PDSO-N3

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY; RH - 100K Rad(Si)

2N5401UB1

STMicroelectronics

PNP

SINGLE

YES

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

60

200 Cel

SILICON

150 V

DUAL

R-PDSO-N3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2N5551HR

STMicroelectronics

NPN

SINGLE

NO

.36 W

.6 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

160 V

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

SO1711

STMicroelectronics

NPN

70 MHz

.8 A

SWITCHING

1

35

SILICON

30 V

5201/001/06

STMicroelectronics

NPN

SINGLE

YES

.73 W

.5 A

UNSPECIFIED

.35 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.36 W

150

200 Cel

6 pF

SILICON

60 V

-65 Cel

DUAL

R-XDSO-N3

HIGH RELIABILITY

EUROPEAN SPACE AGENCY

5201/001/04

STMicroelectronics

NPN

SINGLE

YES

.73 W

.5 A

UNSPECIFIED

.35 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.36 W

150

200 Cel

6 pF

SILICON

60 V

-65 Cel

DUAL

R-XDSO-N3

HIGH RELIABILITY

EUROPEAN SPACE AGENCY

2N5401RHRT

STMicroelectronics

NOT SPECIFIED

NOT SPECIFIED

SOC3700HRTW

STMicroelectronics

NPN

SINGLE

YES

.76 W

1 A

UNSPECIFIED

AMPLIFIER

.5 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

50

200 Cel

12 pF

SILICON

80 V

-65 Cel

DUAL

R-XDSO-N3

ESA/SCC 5201/004

SOC5551HRB

STMicroelectronics

NPN

SINGLE

YES

.58 W

.5 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

200 Cel

SILICON

160 V

DUAL

R-CDSO-N3

Not Qualified

EUROPEAN PART NUMBER

NOT SPECIFIED

NOT SPECIFIED

SOC5551HRG

STMicroelectronics

NPN

SINGLE

YES

.58 W

.5 A

UNSPECIFIED

AMPLIFIER

.2 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.36 W

30

200 Cel

6 pF

SILICON

160 V

DUAL

R-XDSO-N3

ESA/SCC 5201/019

SO2221

STMicroelectronics

NPN

250 MHz

.8 A

SWITCHING

1

40

SILICON

30 V

BDX53S

STMicroelectronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

1 W

6 A

METAL

SWITCHING

2 V

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

15 W

500

200 Cel

SILICON

150 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

e0

SOC5551

STMicroelectronics

NPN

SINGLE

YES

CERAMIC, METAL-SEALED COFIRED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

30

200 Cel

SILICON

160 V

GOLD

DUAL

R-CDSO-N3

Not Qualified

e4

520100404R

STMicroelectronics

NPN

SINGLE

YES

1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

50

200 Cel

SILICON

80 V

DUAL

R-PDSO-N3

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY; RH - 100K Rad(Si)

SOC2222AUB12SW

STMicroelectronics

2N2222AHR

STMicroelectronics

NPN

SINGLE

NO

1.8 W

.8 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

40 V

35 ns

285 ns

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

SOC3810RHRG

STMicroelectronics

PNP

SEPARATE, 2 ELEMENTS

YES

80 MHz

.6 W

.05 A

UNSPECIFIED

.25 V

NO LEAD

RECTANGULAR

2

6

SMALL OUTLINE

.6 W

125

200 Cel

6 pF

SILICON

60 V

DUAL

R-XDSO-N6

ESA/SCC 5207/005; RH - 100K Rad(Si)

520100404

STMicroelectronics

NPN

SINGLE

YES

1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

50

200 Cel

SILICON

80 V

DUAL

R-PDSO-N3

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY

2N5551UB09

STMicroelectronics

J2N5401UB1

STMicroelectronics

NOT SPECIFIED

NOT SPECIFIED

SO642

STMicroelectronics

NPN

SINGLE

YES

50 MHz

.31 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

300 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SOC2484HRT

STMicroelectronics

NPN

SINGLE

YES

.73 W

.5 A

UNSPECIFIED

.35 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.36 W

150

200 Cel

6 pF

SILICON

60 V

-65 Cel

DUAL

R-XDSO-N3

HIGH RELIABILITY

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY

SOC2907A1

STMicroelectronics

PNP

SINGLE

YES

.5 A

UNSPECIFIED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

60 V

45 ns

300 ns

Gold (Au)

DUAL

R-XDSO-N3

e4

5202/001/07

STMicroelectronics

PNP

SINGLE

YES

.73 W

.5 A

UNSPECIFIED

1.6 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

50

200 Cel

8 pF

SILICON

60 V

45 ns

300 ns

DUAL

R-XDSO-N3

HIGH RELIABILITY

EUROPEAN SPACE AGENCY

BC393

STMicroelectronics

PNP

SINGLE

NO

50 MHz

.4 W

.5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

175 Cel

SILICON

180 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

520100302

STMicroelectronics

NPN

SINGLE

NO

.8 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

40

SILICON

40 V

35 ns

300 ns

BOTTOM

O-MBCY-W3

TO-39

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY

520400201

STMicroelectronics

PNP

SINGLE

NO

5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

40

SILICON

80 V

500 ns

1300 ns

BOTTOM

O-MBCY-W3

TO-39

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY

BC161-6

STMicroelectronics

PNP

SINGLE

NO

50 MHz

.75 W

1 A

METAL

SWITCHING

1 V

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

3.7 W

40

175 Cel

30 pF

SILICON

60 V

500 ns

650 ns

Tin/Lead (Sn/Pb)

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e0

520301001

STMicroelectronics

NPN

SINGLE

NO

5 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

40

SILICON

80 V

500 ns

1300 ns

BOTTOM

O-MBCY-W3

TO-39

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY

SOC55511

STMicroelectronics

NPN

SINGLE

YES

.58 W

.5 A

UNSPECIFIED

AMPLIFIER

.2 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.36 W

30

200 Cel

6 pF

SILICON

160 V

DUAL

R-XDSO-N3

NOT SPECIFIED

NOT SPECIFIED

SOC2907ARHRG

STMicroelectronics

PNP

SINGLE

YES

.73 W

.5 A

UNSPECIFIED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

200 Cel

SILICON

60 V

45 ns

300 ns

GOLD

DUAL

R-XDSO-N3

EUROPEAN PART NUMBER

e4

SOC37000

STMicroelectronics

NPN

SINGLE

YES

1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

50

200 Cel

SILICON

80 V

GOLD

DUAL

R-PDSO-N3

Not Qualified

e4

BC141-6

STMicroelectronics

NPN

SINGLE

NO

50 MHz

.75 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

175 Cel

SILICON

60 V

250 ns

850 ns

MATTE TIN

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e3

SOC2920AHRB

STMicroelectronics

NPN

SEPARATE, 2 ELEMENTS

YES

60 MHz

1 W

.03 A

CERAMIC, METAL-SEALED COFIRED

NO LEAD

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

300

200 Cel

SILICON

60 V

DUAL

R-CDSO-N6

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

STX3N4

STMicroelectronics

NPN

SINGLE

NO

1.5 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

4

150 Cel

SILICON

200 V

1730 ns

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

SO2369A

STMicroelectronics

NPN

SINGLE

YES

500 MHz

.2 W

.2 A

PLASTIC/EPOXY

SWITCHING

.5 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.2 W

40

150 Cel

4 pF

SILICON

15 V

12 ns

18 ns

DUAL

R-PDSO-G3

Not Qualified

2N3931

STMicroelectronics

PNP

SINGLE

NO

60 MHz

.7 W

.1 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

80

200 Cel

SILICON

180 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

LOW NOISE

TO-39

e0

2N5551RUBT

STMicroelectronics

NPN

SINGLE

YES

.58 W

.5 A

UNSPECIFIED

AMPLIFIER

.2 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.36 W

30

200 Cel

6 pF

SILICON

160 V

DUAL

R-XDSO-N3

NOT SPECIFIED

NOT SPECIFIED

ESA/SCC 5201/019; RH - 100K Rad(Si)

5201/001/05

STMicroelectronics

NPN

SINGLE

YES

.73 W

.5 A

UNSPECIFIED

.35 V

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

.36 W

150

200 Cel

6 pF

SILICON

60 V

-65 Cel

DUAL

R-XDSO-N3

HIGH RELIABILITY

EUROPEAN SPACE AGENCY

2N5401/T1

STMicroelectronics

PNP

SINGLE

NO

METAL

WIRE

ROUND

1

3

CYLINDRICAL

60

200 Cel

SILICON

150 V

GOLD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e4

2N2222ARUBT

STMicroelectronics

NPN

SINGLE

YES

.5 W

.8 A

1

Other Transistors

100

200 Cel

NOT SPECIFIED

NOT SPECIFIED

2N2222AHRT

STMicroelectronics

NOT SPECIFIED

NOT SPECIFIED

STX3P3

STMicroelectronics

PNP

SINGLE

NO

1.5 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

4

150 Cel

SILICON

200 V

1700 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

SOC24841

STMicroelectronics

NOT SPECIFIED

NOT SPECIFIED

SOC2222ARHRT

STMicroelectronics

NPN

SINGLE

NO

.5 W

.8 A

1

Other Transistors

100

200 Cel

NOT SPECIFIED

NOT SPECIFIED

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