1 A 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

BCP53-16TF

Nexperia

PNP

SINGLE

YES

140 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

100

SILICON

80 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

e3

30

260

AEC-Q101; IEC-60134

FMMT495TA

Diodes Incorporated

NPN

SINGLE

YES

100 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

10

150 Cel

SILICON

150 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

ZTX450

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

15

200 Cel

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

30

260

CECC

FMMT491TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BCX56-10TA

Zetex Plc

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

63

150 Cel

15 pF

SILICON

80 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

JANTX2N3700

Microchip Technology

NPN

SINGLE

NO

100 MHz

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

100

175 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-18

e0

MIL-19500/391H

JAN2N3019

Microchip Technology

NPN

SINGLE

NO

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

100

175 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-5

e0

MIL-19500/391H

NTE159

Nte Electronics

PNP

SINGLE

NO

100 MHz

.6 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

30

SILICON

80 V

100 ns

400 ns

BOTTOM

O-PBCY-W3

Not Qualified

LOW NOISE

TO-92

NOT SPECIFIED

NOT SPECIFIED

2N1711

Texas Instruments

NPN

SINGLE

NO

70 MHz

.8 W

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

35

200 Cel

SILICON

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

HIGH RELIABILITY

TO-5

NOT SPECIFIED

NOT SPECIFIED

BCP5516TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

BCP5616TC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

2N3700

Microchip Technology

NPN

SINGLE

NO

100 MHz

.5 W

1 A

METAL

SWITCHING

.5 V

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

1.8 W

15

175 Cel

12 pF

SILICON

80 V

TIN LEAD

BOTTOM

O-MBCY-W3

Not Qualified

TO-206AA

e0

BCP51-16,115

NXP Semiconductors

PNP

SINGLE

YES

115 MHz

1 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

BC33725

Fairchild Semiconductor

NPN

SINGLE

NO

100 MHz

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

160

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BCP53-10TX

Nexperia

PNP

SINGLE

YES

140 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

63

SILICON

80 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

e3

30

260

AEC-Q101; IEC-60134

JANS2N3700UB

Microchip Technology

NPN

SINGLE

YES

1 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

15

175 Cel

SILICON

80 V

TIN LEAD

DUAL

R-CDSO-N3

Qualified

HIGH RELIABILITY

e0

MIL-19500

BCP53TX

Nexperia

PNP

SINGLE

YES

140 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

63

SILICON

80 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

e3

30

260

AEC-Q101; IEC-60134

BCX56,115

NXP Semiconductors

NPN

SINGLE

YES

180 MHz

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

40

150 Cel

SILICON

80 V

Tin (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

AEC-Q101; IEC-60134

BCX56-10,135

NXP Semiconductors

NPN

SINGLE

YES

180 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

63

150 Cel

SILICON

80 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

TO-243AA

e3

30

260

AEC-Q101; IEC-60134

ZTX550

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

15

200 Cel

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

TO-92

e3

30

260

JAN2N3700

Microchip Technology

NPN

SINGLE

NO

100 MHz

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

100

175 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-18

e0

MIL-19500/391H

KSD1616AGBU

Onsemi

NPN

SINGLE

NO

160 MHz

.75 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

60 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

2N3700UB

Microchip Technology

NPN

SINGLE

YES

100 MHz

.5 W

1 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

15

175 Cel

SILICON

80 V

TIN LEAD

DUAL

R-CDSO-N3

Not Qualified

HIGH RELIABILITY

e0

2N3439

Texas Instruments

NPN

SINGLE

NO

15 MHz

5 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

200 Cel

SILICON

350 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-5

NOT SPECIFIED

NOT SPECIFIED

FMMT491A

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

35

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BSP52T1G

Onsemi

NPN

DARLINGTON

YES

1.25 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

2000

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e3

30

260

JANTXV2N3700UB

Microchip Technology

NPN

SINGLE

YES

1 A

CERAMIC, METAL-SEALED COFIRED

SWITCHING

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

15

175 Cel

SILICON

80 V

TIN LEAD

DUAL

R-CDSO-N3

Qualified

HIGH RELIABILITY

e0

MIL-19500

UFMMT624TA

Diodes Incorporated

NPN

SINGLE

YES

155 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

125 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

BCX55-16TA

Zetex Plc

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

15 pF

SILICON

60 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

BSP52T3G

Onsemi

NPN

DARLINGTON

YES

1.25 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

2000

150 Cel

SILICON

80 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e3

30

260

BCP52-16,115

NXP Semiconductors

PNP

SINGLE

YES

115 MHz

1 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

KSD1616AYTA

Onsemi

NPN

SINGLE

NO

160 MHz

.75 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

135

150 Cel

SILICON

60 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

JANTXV2N3700

Microchip Technology

NPN

SINGLE

NO

100 MHz

1 A

METAL

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

100

175 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-MBCY-W3

COLLECTOR

Qualified

TO-18

e0

MIL-19500/391H

BCX52,115

NXP Semiconductors

PNP

SINGLE

YES

50 MHz

1.3 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

60 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

ZTX450STZ

Diodes Incorporated

NPN

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

30

260

CECC

BCP5416TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

BCX55-16,135

NXP Semiconductors

NPN

SINGLE

YES

130 MHz

1 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

BC63916_D27Z

Fairchild Semiconductor

NPN

SINGLE

NO

100 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

80 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

TO-92

e1

BC63916-D27Z

Onsemi

NPN

SINGLE

NO

100 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

25

150 Cel

SILICON

80 V

MATTE TIN

BOTTOM

O-PBCY-T3

TO-92

e3

BCX54-16,135

NXP Semiconductors

NPN

SINGLE

YES

130 MHz

1 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

ZTX605

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

2000

200 Cel

SILICON

120 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

BCX56,135

NXP Semiconductors

NPN

SINGLE

YES

180 MHz

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

40

150 Cel

SILICON

80 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

AEC-Q101; IEC-60134

FMMT591ATA

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

2STR1160

STMicroelectronics

NPN

SINGLE

YES

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

85

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

210

BCX53-10,115

NXP Semiconductors

PNP

SINGLE

YES

145 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

63

150 Cel

SILICON

80 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

AEC-Q101; IEC-60134

ZTX451

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

60 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

FMMT491ATC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

35

150 Cel

SILICON

40 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

BCP53-16,135

NXP Semiconductors

PNP

SINGLE

YES

145 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

1.5 W

100

150 Cel

SILICON

80 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

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