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

BSV52FILM

STMicroelectronics

NPN

SINGLE

YES

400 MHz

PLASTIC/EPOXY

SWITCHING

.4 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

.2 W

25

150 Cel

4 pF

SILICON

12 V

12 ns

18 ns

DUAL

R-PDSO-G3

Not Qualified

2N4897

STMicroelectronics

NPN

SINGLE

NO

50 MHz

.8 W

5 A

METAL

SWITCHING

1 V

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

7 W

40

200 Cel

80 pF

SILICON

80 V

350 ns

650 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

e0

520100202R

STMicroelectronics

NPN

SINGLE

NO

.8 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

40

200 Cel

SILICON

40 V

35 ns

285 ns

BOTTOM

O-MBCY-W3

TO-18

NOT SPECIFIED

NOT SPECIFIED

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

2N5401HRT

STMicroelectronics

NOT SPECIFIED

NOT SPECIFIED

SOC2222A

STMicroelectronics

NPN

SINGLE

YES

.8 A

CERAMIC, METAL-SEALED COFIRED

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

200 Cel

SILICON

40 V

35 ns

285 ns

GOLD

DUAL

R-CDSO-N3

Not Qualified

e4

MPS4356

STMicroelectronics

PNP

SINGLE

NO

100 MHz

.625 W

1 A

1

Other Transistors

50

150 Cel

Tin/Lead (Sn/Pb)

e0

BCY79VIII

STMicroelectronics

PNP

SINGLE

NO

180 MHz

.6 W

.2 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

45

175 Cel

SILICON

45 V

150 ns

800 ns

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

2STX1360-AP

STMicroelectronics

SOC2907A

STMicroelectronics

PNP

SINGLE

YES

.0005 A

CERAMIC, METAL-SEALED COFIRED

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

50

200 Cel

SILICON

60 V

45 ns

300 ns

GOLD

DUAL

R-CDSO-N3

Not Qualified

e4

STL73D-H-AP

STMicroelectronics

NPN

SINGLE WITH BUILT-IN DIODE

NO

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

15

SILICON

400 V

4700 ns

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

SOC3810HRT

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

SOC3810

STMicroelectronics

PNP

SEPARATE, 2 ELEMENTS

YES

80 MHz

.05 A

CERAMIC, METAL-SEALED COFIRED

NO LEAD

RECTANGULAR

2

6

SMALL OUTLINE

125

200 Cel

SILICON

60 V

DUAL

R-CDSO-N6

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

STX790A-AP

STMicroelectronics

PNP

SINGLE

NO

100 MHz

.9 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

90

150 Cel

SILICON

30 V

430 ns

400 ns

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

520700215

STMicroelectronics

NPN

SEPARATE, 2 ELEMENTS

YES

60 MHz

.03 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

2

6

SMALL OUTLINE

300

SILICON

60 V

DUAL

R-PDSO-N6

NOT SPECIFIED

NOT SPECIFIED

EUROPEAN SPACE AGENCY

SOC2907AUB06SW35

STMicroelectronics

STZTA42

STMicroelectronics

NPN

SINGLE

YES

50 MHz

2 W

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

300 V

MATTE TIN

DUAL

R-PDSO-G4

COLLECTOR

Not Qualified

e3

2N5551HRT

STMicroelectronics

2N5415S

STMicroelectronics

PNP

SINGLE

NO

15 MHz

10 W

.2 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

200 Cel

SILICON

200 V

-55 Cel

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e0

SOC3810HRB

STMicroelectronics

PNP

SEPARATE, 2 ELEMENTS

YES

80 MHz

1.2 W

.05 A

CERAMIC, METAL-SEALED COFIRED

NO LEAD

RECTANGULAR

2

6

SMALL OUTLINE

Other Transistors

125

200 Cel

SILICON

60 V

DUAL

R-CDSO-N6

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

SOC2484HRG

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

3STR1630

STMicroelectronics

NPN

SINGLE

YES

.5 W

6 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

170

150 Cel

SILICON

30 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

210

SO3904

STMicroelectronics

NPN

SINGLE

YES

300 MHz

.2 W

.2 A

SWITCHING

1

Other Transistors

100

150 Cel

SILICON

40 V

Tin/Lead (Sn/Pb)

e0

BC461

STMicroelectronics

PNP

SINGLE

NO

50 MHz

10 W

2 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

175 Cel

SILICON

60 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e0

2N2222AUB12SW

STMicroelectronics

NPN

SINGLE

YES

.73 W

.8 A

1

Other Transistors

100

200 Cel

STL73H

STMicroelectronics

NPN

SINGLE

NO

1.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

15

150 Cel

SILICON

400 V

4700 ns

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

2N2484UB07

STMicroelectronics

NPN

SINGLE

YES

.05 A

PLASTIC/EPOXY

AMPLIFIER

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

200 Cel

SILICON

60 V

DUAL

R-PDSO-N3

Not Qualified

STPSA42-AP

STMicroelectronics

NPN

SINGLE

NO

50 MHz

.625 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

300 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

MPS-A05

STMicroelectronics

NPN

SINGLE

NO

100 MHz

.625 W

.5 A

1

Other Transistors

50

150 Cel

Tin/Lead (Sn/Pb)

e0

BF421-AP

STMicroelectronics

PNP

SINGLE

NO

60 MHz

.83 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

300 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N2222ARUBG

STMicroelectronics

NPN

SINGLE

YES

.5 W

.8 A

1

Other Transistors

100

200 Cel

NOT SPECIFIED

NOT SPECIFIED

SOC3700RHRTW

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; RH - 100K Rad(Si)

5201/001/07

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

STBV45G

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

MPS-A55

STMicroelectronics

PNP

SINGLE

NO

50 MHz

.625 W

.5 A

1

Other Transistors

50

150 Cel

Tin/Lead (Sn/Pb)

e0

BF420-AP

STMicroelectronics

NPN

SINGLE

NO

60 MHz

.83 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

150 Cel

SILICON

300 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BCY79A

STMicroelectronics

PNP

SINGLE

NO

180 MHz

METAL

WIRE

ROUND

1

3

CYLINDRICAL

SILICON

45 V

BOTTOM

O-MBCY-W3

Not Qualified

LOW NOISE

TO-18

2N5551UB

STMicroelectronics

NPN

SINGLE

YES

CERAMIC, METAL-SEALED COFIRED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

200 Cel

SILICON

160 V

GOLD

DUAL

R-CDSO-N3

Not Qualified

e4

SOC3700HRG

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

GOLD

DUAL

R-XDSO-N3

e4

ESA/SCC 5201/004

SOA06

STMicroelectronics

NPN

SINGLE

YES

100 MHz

.35 W

.5 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G3

Not Qualified

e3

STL71H

STMicroelectronics

NPN

SINGLE

NO

.6 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

15

150 Cel

SILICON

400 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

SOC3700

STMicroelectronics

NPN

SINGLE

YES

1 A

CERAMIC, METAL-SEALED COFIRED

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

50

200 Cel

SILICON

80 V

GOLD

DUAL

R-CDSO-N3

Not Qualified

e4

SOC5401SW

STMicroelectronics

PNP

SINGLE

YES

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

200 Cel

SILICON

150 V

DUAL

R-PDSO-N3

Not Qualified

J2N2222AUB1

STMicroelectronics

NOT SPECIFIED

NOT SPECIFIED

BSS71S

STMicroelectronics

NPN

SINGLE

NO

50 MHz

.5 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

175 Cel

SILICON

200 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

2N2222AHRG

STMicroelectronics

NOT SPECIFIED

NOT SPECIFIED

SOC2484HRB

STMicroelectronics

NPN

SINGLE

YES

.73 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

200 Cel

SILICON

60 V

GOLD

DUAL

R-PDSO-N3

Not Qualified

e4

STZT2222

STMicroelectronics

NPN

SINGLE

YES

250 MHz

1.5 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

30 V

MATTE TIN

DUAL

R-PDSO-G4

COLLECTOR

Not Qualified

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