1 W Small Signal Bipolar Junction Transistors (BJT) 944

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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

ZTX453

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

100 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

BCP51-16,135

NXP Semiconductors

PNP

SINGLE

YES

115 MHz

1 W

1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

1.5 W

100

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

MMBT3906LP-7

Diodes Incorporated

PNP

SINGLE

YES

300 MHz

1 W

.2 A

PLASTIC/EPOXY

.4 V

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

1 W

30

150 Cel

4.5 pF

SILICON

40 V

70 ns

-55 Cel

300 ns

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY

e4

30

260

AEC-Q101

2N3440PBFREE

Central Semiconductor

NPN

SINGLE

NO

15 MHz

1 W

1 A

METAL

.5 V

WIRE

ROUND

1

3

CYLINDRICAL

1 W

40

200 Cel

10 pF

SILICON

250 V

-65 Cel

MATTE TIN OVER NICKEL

BOTTOM

O-MBCY-W3

TO-39

e3

BCX6925TA

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

1 W

1 A

PLASTIC/EPOXY

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

150 Cel

25 pF

SILICON

20 V

-55 Cel

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

ZTX690B

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

150

200 Cel

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

2N2920AHR

STMicroelectronics

NPN

SEPARATE, 2 ELEMENTS

NO

60 MHz

1 W

.03 A

METAL

WIRE

ROUND

2

6

CYLINDRICAL

Other Transistors

300

200 Cel

SILICON

60 V

BOTTOM

O-MBCY-W6

Not Qualified

TO-77

NOT SPECIFIED

NOT SPECIFIED

BC63916_D74Z

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-D74Z

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

FCX493TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

100 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

FCX558TA

Diodes Incorporated

PNP

SINGLE

YES

50 MHz

1 W

.2 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

400 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

BC847BLP4-7B

Diodes Incorporated

NPN

SINGLE

YES

100 MHz

1 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

200

150 Cel

SILICON

45 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

2SB772-AZ

Renesas Electronics

PNP

SINGLE

NO

80 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

60

150 Cel

SILICON

30 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

10

260

ZTX553

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10

200 Cel

SILICON

100 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

TO-92

e3

30

260

ZTX758

Diodes Incorporated

PNP

SINGLE

NO

50 MHz

1 W

.5 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

50

200 Cel

SILICON

400 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

BST52,115

NXP Semiconductors

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

200 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

1.3 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

2000

150 Cel

SILICON

80 V

400 ns

1500 ns

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

ZTX1053A

Diodes Incorporated

NPN

SINGLE

NO

140 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

CYLINDRICAL

Other Transistors

100

200 Cel

SILICON

75 V

MATTE TIN

BOTTOM

R-PBCY-W3

Not Qualified

e3

30

260

ZTX551

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10

200 Cel

SILICON

60 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

TO-92

e3

30

260

BCX53-16E6433

Infineon Technologies

PNP

SINGLE

YES

125 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

80 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

260

BST52TA

Diodes Incorporated

NPN

DARLINGTON

YES

150 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

2000

150 Cel

SILICON

80 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

BCX54-10,115

NXP Semiconductors

NPN

SINGLE

YES

130 MHz

1 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

63

150 Cel

SILICON

45 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

BCP56

Onsemi

NPN

SINGLE

YES

1 W

1.2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

80 V

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

TO-261AA

e3

30

260

BCX68-25E6327

Infineon Technologies

NPN

SINGLE

YES

100 MHz

1 W

1 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

20 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

260

DPLS350Y-13

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

80

150 Cel

SILICON

50 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

2N2102

Texas Instruments

NPN

SINGLE

NO

60 MHz

1 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

20

200 Cel

SILICON

65 V

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

BCX53-16E6327

Infineon Technologies

PNP

SINGLE

YES

125 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

80 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

260

ZTX692B

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

150

200 Cel

SILICON

70 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

2SB772-P

Renesas Electronics

PNP

SINGLE

NO

80 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

160

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

2SB772-Q

Renesas Electronics

PNP

SINGLE

NO

80 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

100

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

BCV49,115

NXP Semiconductors

NPN

DARLINGTON

YES

220 MHz

1 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

1 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

2000

150 Cel

SILICON

60 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

BCP69

Onsemi

PNP

SINGLE

YES

1 W

1.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

20 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

BCX55,115

NXP Semiconductors

NPN

SINGLE

YES

130 MHz

1 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

40

150 Cel

SILICON

60 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243AA

e3

30

260

ZTX455

Diodes Incorporated

NPN

SINGLE

NO

100 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

100

200 Cel

SILICON

140 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

30

260

BCX52-10,115

NXP Semiconductors

PNP

SINGLE

YES

145 MHz

1 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

63

150 Cel

SILICON

60 V

TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243

e3

30

260

BCX55-16

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 (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243

e3

30

260

ZTX603

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

80 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX696B

Diodes Incorporated

NPN

SINGLE

NO

70 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

IN-LINE

Other Transistors

150

200 Cel

SILICON

180 V

MATTE TIN

SINGLE

O-PSIP-W3

Not Qualified

e3

30

260

2N3439PBFREE

Central Semiconductor

NPN

SINGLE

NO

15 MHz

1 W

1 A

METAL

.5 V

WIRE

ROUND

1

3

CYLINDRICAL

1 W

30

200 Cel

10 pF

SILICON

350 V

-65 Cel

MATTE TIN OVER NICKEL

BOTTOM

O-MBCY-W3

TO-39

e3

ZTX649

Diodes Incorporated

NPN

SINGLE

NO

240 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

15

200 Cel

SILICON

25 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

30

260

BCX56-10

NXP Semiconductors

NPN

SINGLE

YES

130 MHz

1 W

1 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

63

150 Cel

SILICON

80 V

Tin (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

TO-243

e3

30

260

FCX596TA

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 W

.3 A

PLASTIC/EPOXY

SWITCHING

.35 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

35

150 Cel

10 pF

SILICON

200 V

-55 Cel

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

PZTA14,115

NXP Semiconductors

NPN

DARLINGTON

YES

125 MHz

1 W

.5 A

PLASTIC/EPOXY

AMPLIFIER

1.5 V

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

1.5 W

20000

150 Cel

SILICON

TIN

DUAL

R-PDSO-G4

1

COLLECTOR

Not Qualified

e3

30

260

2SCR512RHZGTL

ROHM

NPN

SINGLE

YES

320 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

.4 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

150 Cel

10 pF

SILICON

30 V

DUAL

R-PDSO-G3

1

30

260

AEC-Q101

BCX56-16E6327

Infineon Technologies

NPN

SINGLE

YES

100 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

80 V

Matte Tin (Sn)

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

40

260

BCP51

Onsemi

PNP

SINGLE

YES

1 W

1.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

25

150 Cel

SILICON

45 V

TIN

DUAL

R-PDSO-G4

1

Not Qualified

e3

30

260

KTC4373-Y

Kec

NPN

SINGLE

YES

120 MHz

1 W

.8 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

BCX54-16E6327

Infineon Technologies

NPN

SINGLE

YES

100 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

45 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

260

BCX56-16E6433

Infineon Technologies

NPN

SINGLE

YES

100 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

80 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

260

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