1.8 W Small Signal Bipolar Junction Transistors (BJT) 21

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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

JANTXV2N2907AL

Microchip Technology

PNP

SINGLE

NO

1.8 W

.6 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

60 V

45 ns

300 ns

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-206AA

e0

MIL-19500/291

MAT01GHZ

Analog Devices

NPN

SEPARATE, 2 ELEMENTS

NO

450 MHz

1.8 W

.025 A

METAL

.25 V

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

1.8 W

250

150 Cel

SILICON

45 V

NICKEL PALLADIUM GOLD

BOTTOM

O-MBCY-W6

SUBSTRATE

Not Qualified

LOW NOISE

TO-78

e4

JANTXV2N930

Microchip Technology

NPN

SINGLE

NO

30 MHz

1.8 W

.03 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

150

175 Cel

SILICON

45 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-206AA

e0

MIL-19500/253H

2N2220

Texas Instruments

NPN

SINGLE

NO

250 MHz

1.8 W

.8 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

12

200 Cel

SILICON

30 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N910

Texas Instruments

NPN

SINGLE

NO

60 MHz

1.8 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

35

200 Cel

SILICON

60 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH RELIABILITY

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N998

Texas Instruments

NPN

DARLINGTON

NO

1.8 W

.5 A

METAL

WIRE

ROUND

1

4

CYLINDRICAL

Other Transistors

800

200 Cel

SILICON

60 V

BOTTOM

O-MBCY-W4

COLLECTOR

Not Qualified

TO-72

NOT SPECIFIED

NOT SPECIFIED

2N930

Texas Instruments

NPN

SINGLE

NO

30 MHz

1.8 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

150

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

LOW NOISE

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N929

Texas Instruments

NPN

SINGLE

NO

30 MHz

1.8 W

.03 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

60

175 Cel

SILICON

45 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

LOW NOISE

TO-18

NOT SPECIFIED

NOT SPECIFIED

MAT01AHZ

Analog Devices

NPN

SEPARATE, 2 ELEMENTS

NO

450 MHz

1.8 W

.025 A

METAL

.2 V

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

1.8 W

500

150 Cel

SILICON

45 V

NICKEL PALLADIUM GOLD

BOTTOM

O-MBCY-W6

SUBSTRATE

Not Qualified

LOW NOISE

TO-78

e4

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

2N2907AHRT

STMicroelectronics

PNP

SINGLE

NO

1.8 W

.6 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

60 V

45 ns

300 ns

BOTTOM

O-MBCY-W3

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N2907AHRG

STMicroelectronics

PNP

SINGLE

NO

1.8 W

.6 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

60 V

45 ns

300 ns

GOLD

BOTTOM

O-MBCY-W3

TO-18

e4

2N2907ARHRT

STMicroelectronics

PNP

SINGLE

NO

1.8 W

.6 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

60 V

45 ns

300 ns

BOTTOM

O-MBCY-W3

TO-18

NOT SPECIFIED

NOT SPECIFIED

2N2907AHR

STMicroelectronics

PNP

SINGLE

NO

1.8 W

.6 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

60 V

45 ns

300 ns

GOLD

BOTTOM

O-MBCY-W3

Not Qualified

TO-18

e4

2N2907ARHRG

STMicroelectronics

PNP

SINGLE

NO

1.8 W

.6 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

200 Cel

SILICON

60 V

45 ns

300 ns

GOLD

BOTTOM

O-MBCY-W3

TO-18

e4

BF472

NXP Semiconductors

PNP

SINGLE

NO

60 MHz

1.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

50

150 Cel

SILICON

300 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

TO-126

BF469

NXP Semiconductors

NPN

SINGLE

NO

60 MHz

1.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

50

150 Cel

SILICON

250 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

TO-126

BF471

NXP Semiconductors

NPN

SINGLE

NO

60 MHz

1.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

50

150 Cel

SILICON

300 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

TO-126

BF470

NXP Semiconductors

PNP

SINGLE

NO

60 MHz

1.8 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

1.8 W

50

150 Cel

1.8 pF

SILICON

250 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

TO-126

BCP53-16T

Nexperia

PNP

SINGLE

YES

140 MHz

1.8 W

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

63

150 Cel

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

e3

30

260

AEC-Q101; IEC-60134

BCP53-10T

Nexperia

PNP

SINGLE

YES

140 MHz

1.8 W

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

63

150 Cel

SILICON

80 V

-55 Cel

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

e3

30

260

AEC-Q101; IEC-60134

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