SINGLE RF 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 VCEsat Minimum Power Gain (Gp) Terminal Form Package Shape No. of Elements Highest Frequency Band No. of Terminals Package Style (Meter) Sub-Category 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 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) Reference Standard

MMBT5771

Onsemi

PNP

SINGLE

YES

700 MHz

.35 W

.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

50

150 Cel

3 pF

SILICON

15 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

PN918

Onsemi

NPN

SINGLE

NO

600 MHz

.6 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

.4 V

15 dB

THROUGH-HOLE

ROUND

1

ULTRA HIGH FREQUENCY BAND

3

CYLINDRICAL

Other Transistors

20

150 Cel

3 pF

SILICON

15 V

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

START499

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.9 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

ULTRA HIGH FREQUENCY BAND

4

SMALL OUTLINE

BIP RF Small Signal

50

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

HIGH EFFICIENCY

e3

START499TR

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.9 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

ULTRA HIGH FREQUENCY BAND

4

SMALL OUTLINE

Other Transistors

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

HIGH EFFICIENCY

e3

SD1891-03

STMicroelectronics

NPN

SINGLE

NO

8.8 W

1.1 A

CERAMIC, METAL-SEALED COFIRED

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

15

200 Cel

SILICON

15 V

RADIAL

O-CRFM-F2

BASE

Not Qualified

HIGH RELIABILITY

START405

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.045 W

.01 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

LOW NOISE

e3

MSC83301

STMicroelectronics

NPN

SINGLE

NO

6 W

.2 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

S BAND

2

FLANGE MOUNT

Other Transistors

30

200 Cel

3.5 pF

SILICON

RADIAL

O-CRFM-F2

BASE

Not Qualified

MSC80195

STMicroelectronics

NPN

SINGLE

NO

3200 MHz

4.9 W

.3 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

15

200 Cel

3 pF

SILICON

20 V

RADIAL

O-CRFM-F2

EMITTER

Not Qualified

BSX29

STMicroelectronics

PNP

SINGLE

NO

700 MHz

.36 W

.2 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

150 Cel

6 pF

SILICON

12 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

START620TR

STMicroelectronics

NPN

SINGLE

YES

45000 MHz

.135 W

.04 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

BIP RF Small Signal

150 Cel

SILICON GERMANIUM

3.3 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

LOW NOISE

e3

MSC82040

STMicroelectronics

NPN

SINGLE

NO

1600 MHz

.2 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

4

POST/STUD MOUNT

Other Transistors

15

200 Cel

3.2 pF

SILICON

20 V

RADIAL

O-CRPM-F4

BASE

Not Qualified

START420TR

STMicroelectronics

NPN

SINGLE

YES

.18 W

.04 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

LOW NOISE

e3

START540

STMicroelectronics

NPN

SINGLE

YES

45000 MHz

.04 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

150 Cel

SILICON

4.5 V

DUAL

R-PDSO-G4

EMITTER

Not Qualified

LOW NOISE

MSC82302

STMicroelectronics

NPN

SINGLE

NO

.3 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

S BAND

2

FLANGE MOUNT

Other Transistors

30

200 Cel

3.5 pF

SILICON

RADIAL

O-CRFM-F2

BASE

Not Qualified

2N4429

STMicroelectronics

NPN

SINGLE

NO

700 MHz

5 W

.425 A

UNSPECIFIED

AMPLIFIER

FLAT

ROUND

1

ULTRA HIGH FREQUENCY BAND

4

POST/STUD MOUNT

Other Transistors

20

200 Cel

3.5 pF

SILICON

RADIAL

O-XRPM-F4

Not Qualified

TO-117

SMA540B

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.04 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

L BAND

4

SMALL OUTLINE

SILICON

4.5 V

DUAL

R-PDSO-G4

EMITTER

Not Qualified

MSC81002

STMicroelectronics

NPN

SINGLE

NO

6.3 W

.2 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

3

POST/STUD MOUNT

Other Transistors

15

200 Cel

3.2 pF

SILICON

RADIAL

O-CRPM-F3

BASE

Not Qualified

MSC80196

STMicroelectronics

NPN

SINGLE

YES

3200 MHz

.5 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

15

200 Cel

5 pF

SILICON

20 V

UNSPECIFIED

O-CXFM-F2

EMITTER

Not Qualified

MSC1000MP

STMicroelectronics

NPN

SINGLE

YES

.3 A

UNSPECIFIED

AMPLIFIER

FLAT

ROUND

1

L BAND

4

DISK BUTTON

Other Transistors

15

200 Cel

SILICON

20 V

RADIAL

O-XRDB-F4

EMITTER

Not Qualified

HIGH RELIABILITY

SD1134-05

STMicroelectronics

NPN

SINGLE

YES

5 W

.75 A

PLASTIC/EPOXY

FLAT

ROUND

1

VERY HIGH FREQUENCY BAND

4

DISK BUTTON

Other Transistors

40

200 Cel

SILICON

16 V

RADIAL

O-PRDB-F4

Not Qualified

MSC81402

STMicroelectronics

NPN

SINGLE

NO

6 W

.23 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

30

200 Cel

SILICON

RADIAL

O-CRFM-F2

BASE

Not Qualified

MSC82100

STMicroelectronics

NPN

SINGLE

NO

1600 MHz

.2 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

15

200 Cel

3.2 pF

SILICON

20 V

RADIAL

O-CRFM-F2

EMITTER

Not Qualified

MSC80185

STMicroelectronics

NPN

SINGLE

NO

3200 MHz

.3 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

4

POST/STUD MOUNT

Other Transistors

15

200 Cel

3 pF

SILICON

20 V

RADIAL

O-CRPM-F4

Not Qualified

START420

STMicroelectronics

NPN

SINGLE

YES

.04 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

SILICON

4.5 V

DUAL

R-PDSO-G4

EMITTER

Not Qualified

LOW NOISE

SD1134

STMicroelectronics

NPN

SINGLE

NO

5 W

.75 A

PLASTIC/EPOXY

FLAT

ROUND

1

ULTRA HIGH FREQUENCY BAND

4

POST/STUD MOUNT

Other Transistors

175 Cel

SILICON

16 V

RADIAL

O-PRPM-F4

Not Qualified

START450TR

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.45 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

L BAND

4

SMALL OUTLINE

Other Transistors

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

e3

START450

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.45 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

Other Transistors

50

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

e3

BSX28

STMicroelectronics

NPN

SINGLE

NO

650 MHz

.36 W

.5 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

175 Cel

4 pF

SILICON

12 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

START499D

STMicroelectronics

NPN

SINGLE

YES

1.7 W

1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

150 Cel

MATTE TIN

SINGLE

R-PSSO-F3

1

Not Qualified

e3

30

260

MSC80186

STMicroelectronics

NPN

SINGLE

NO

3200 MHz

.5 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

4

POST/STUD MOUNT

Other Transistors

15

200 Cel

5 pF

SILICON

20 V

RADIAL

O-CRPM-F4

Not Qualified

START405TR

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.045 W

.01 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

BIP RF Small Signal

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

LOW NOISE

e3

BSX93

STMicroelectronics

NPN

SINGLE

NO

650 MHz

.36 W

.15 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

4 pF

SILICON

15 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e0

SD1420

STMicroelectronics

NPN

SINGLE

NO

8.75 W

.25 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

ROUND

1

ULTRA HIGH FREQUENCY BAND

4

POST/STUD MOUNT

Other Transistors

20

200 Cel

5 pF

SILICON

28 V

RADIAL

O-PRPM-F4

Not Qualified

HIGH RELIABILITY

MSC81118

STMicroelectronics

NPN

SINGLE

NO

6.3 W

.2 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

15

200 Cel

3.2 pF

SILICON

RADIAL

O-CRFM-F2

BASE

Not Qualified

START499ETR

STMicroelectronics

NPN

SINGLE

YES

42000 MHz

.6 W

.6 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

Other Transistors

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

1

EMITTER

Not Qualified

e3

MSC82001

STMicroelectronics

NPN

SINGLE

NO

7 W

.2 A

CERAMIC, METAL-SEALED COFIRED

AMPLIFIER

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

15

200 Cel

3.2 pF

SILICON

RADIAL

O-CRFM-F2

BASE

Not Qualified

MSC1000M

STMicroelectronics

NPN

SINGLE

NO

.3 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

ROUND

1

L BAND

2

FLANGE MOUNT

Other Transistors

15

200 Cel

SILICON

20 V

RADIAL

O-PRFM-F2

EMITTER

Not Qualified

HIGH RELIABILITY

SD5000

STMicroelectronics

NPN

SINGLE

NO

7 W

1 A

PLASTIC/EPOXY

FLAT

ROUND

1

ULTRA HIGH FREQUENCY BAND

4

POST/STUD MOUNT

Other Transistors

18

200 Cel

4 pF

SILICON

23 V

RADIAL

O-PRPM-F4

Not Qualified

HIGH RELIABILITY

START540TR

STMicroelectronics

NPN

SINGLE

YES

45000 MHz

.18 W

.04 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

BIP RF Small Signal

100

150 Cel

SILICON

4.5 V

MATTE TIN

DUAL

R-PDSO-G4

EMITTER

Not Qualified

LOW NOISE

e3

2N3137

STMicroelectronics

NPN

SINGLE

NO

750 MHz

2 W

.15 A

METAL

AMPLIFIER

WIRE

ROUND

1

VERY HIGH FREQUENCY BAND

3

CYLINDRICAL

Other Transistors

20

175 Cel

3.5 pF

SILICON

20 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

LOW NOISE

TO-39

e0

BFR98

STMicroelectronics

NPN

SINGLE

NO

500 MHz

2 W

.5 A

METAL

AMPLIFIER

.5 V

WIRE

ROUND

1

VERY HIGH FREQUENCY BAND

3

CYLINDRICAL

Other Transistors

3.5 W

5

200 Cel

4 pF

SILICON

20 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-39

e0

BFR99

STMicroelectronics

PNP

SINGLE

NO

2000 MHz

.225 W

.05 A

METAL

AMPLIFIER

WIRE

ROUND

1

ULTRA HIGH FREQUENCY BAND

4

CYLINDRICAL

Other Transistors

175 Cel

SILICON

25 V

TIN LEAD

BOTTOM

O-MBCY-W4

Not Qualified

LOW NOISE

TO-72

e0

BFR99A

STMicroelectronics

PNP

SINGLE

NO

2300 MHz

.36 W

.05 A

METAL

AMPLIFIER

WIRE

ROUND

1

ULTRA HIGH FREQUENCY BAND

4

CYLINDRICAL

Other Transistors

25

200 Cel

SILICON

25 V

TIN LEAD

BOTTOM

O-MBCY-W4

Not Qualified

LOW NOISE

TO-72

e0

BFG621TRL13

NXP Semiconductors

NPN

SINGLE

YES

8000 MHz

.15 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

SILICON

15 V

DUAL

R-PDSO-G4

Not Qualified

BFG505/XR

NXP Semiconductors

NPN

SINGLE

YES

9000 MHz

.018 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

L BAND

4

SMALL OUTLINE

.15 W

60

150 Cel

SILICON

DUAL

R-PDSO-G4

COLLECTOR

Not Qualified

HIGH RELIABILITY

CECC

BFQ256TRL

NXP Semiconductors

PNP

SINGLE

YES

1000 MHz

.3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

20

175 Cel

1.6 pF

SILICON

TIN

DUAL

R-PDSO-G4

Not Qualified

e3

BFG25AW/XR

NXP Semiconductors

NPN

SINGLE

YES

5000 MHz

.0065 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

C BAND

4

SMALL OUTLINE

.3 pF

SILICON

5 V

DUAL

R-PDSO-G4

COLLECTOR

Not Qualified

LOW NOISE, HIGH RELIABILITY

BFQ236TRL13

NXP Semiconductors

NPN

SINGLE

YES

1000 MHz

.3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

20

175 Cel

1.8 pF

SILICON

65 V

DUAL

R-PDSO-G4

Not Qualified

RF Small Signal Bipolar Junction Transistors (BJT)

RF Small Signal Bipolar Junction Transistors (BJT) are electronic devices used in low-power RF (radio frequency) applications to amplify and control small signals. They are commonly used in applications such as wireless communication, GPS, and radio broadcasting.

RF Small Signal BJTs are designed to handle low-power levels and operate at high frequencies, typically in the range of a few MHz to several GHz. They have a high gain and low noise figure, making them suitable for small signal amplification.

The RF 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.

RF Small Signal BJTs are available in various types and configurations, including NPN and PNP bipolar transistors, and can handle power levels ranging from a few milliwatts to a few watts. They are subject to various standards and regulations, such as JEDEC (Joint Electron Device Engineering Council) and RoHS (Restriction of Hazardous Substances), to ensure their safety and performance.