3 A Small Signal Bipolar Junction Transistors (BJT) 837

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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

2SB906Y

Toshiba

PNP

SINGLE

NO

9 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

1.7 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

20 W

20

150 Cel

SILICON

60 V

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

2SB906O(SM)

Toshiba

PNP

SINGLE

YES

9 MHz

20 W

3 A

PLASTIC/EPOXY

AMPLIFIER

1.7 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

1 W

60

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

TPC6502

Toshiba

NPN

SINGLE

YES

1.6 W

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

6

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

50 V

620 ns

DUAL

R-PDSO-G6

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SB906-Y(2-7B2A)

Toshiba

PNP

SINGLE

YES

9 MHz

20 W

3 A

PLASTIC/EPOXY

AMPLIFIER

1.7 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1 W

100

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SB906Y(2-7B1A)

Toshiba

PNP

SINGLE

YES

9 MHz

20 W

3 A

PLASTIC/EPOXY

AMPLIFIER

1.7 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1 W

100

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

2SB906-Y(T6L1DI,NQ

Toshiba

PNP

SINGLE

YES

9 MHz

20 W

3 A

PLASTIC/EPOXY

AMPLIFIER

1.7 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1 W

100

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

2SB906Y(2-7J1A)

Toshiba

PNP

SINGLE

YES

9 MHz

20 W

3 A

PLASTIC/EPOXY

AMPLIFIER

1.7 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1 W

100

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

2SC4681(2-7B1A)

Toshiba

NPN

SINGLE

NO

150 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

140

150 Cel

SILICON

10 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221-GR(2-7B2A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

150

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221Y(2-7J1A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

100

150 Cel

SILICON

60 V

800 ns

950 ns

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

2SC4681(2-7B2A)

Toshiba

NPN

SINGLE

YES

150 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

140

150 Cel

SILICON

10 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC5976(TE85L,F)

Toshiba

NPN

SINGLE

YES

1 W

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

30 V

DUAL

R-PDSO-G3

NOT SPECIFIED

NOT SPECIFIED

2SC4541TE12L

Toshiba

NPN

SINGLE

YES

100 MHz

3 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

40

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1221(2-7B1A)

Toshiba

NPN

SINGLE

NO

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

20

150 Cel

SILICON

60 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221-O(2-7B1A)

Toshiba

NPN

SINGLE

NO

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

60

150 Cel

SILICON

60 V

800 ns

950 ns

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

2SD1221O

Toshiba

NPN

SINGLE

YES

3 MHz

1 W

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

60 V

TIN LEAD

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

e0

2SC4683

Toshiba

NPN

SINGLE

NO

150 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

1 W

300

150 Cel

SILICON

15 V

TIN LEAD

SINGLE

R-PSIP-T3

Not Qualified

e0

2SC5712

Toshiba

PNP

SINGLE

YES

2.5 W

3 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221-O(2-7B2A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

60

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221(2-7B2A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

20

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1802(2-7B1A)

Toshiba

PNP

SINGLE

NO

180 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

140

150 Cel

SILICON

10 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221GR

Toshiba

NPN

SINGLE

YES

3 MHz

1 W

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

150

150 Cel

SILICON

60 V

TIN LEAD

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

e0

2SD1222

Toshiba

NPN

DARLINGTON

NO

1 W

3 A

Other Transistors

2000

150 Cel

Tin/Lead (Sn/Pb)

e0

2SD1221Y

Toshiba

NPN

SINGLE

YES

3 MHz

1 W

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

TIN LEAD

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

e0

2SA1736TE12L

Toshiba

PNP

SINGLE

YES

100 MHz

3 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

40

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SC4681A

Toshiba

NPN

SINGLE

NO

180 MHz

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

140

SILICON

10 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

2SC4604

Toshiba

NPN

SINGLE

NO

100 MHz

.9 W

3 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1802

Toshiba

PNP

SINGLE

NO

180 MHz

10 W

3 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10 W

140

150 Cel

SILICON

10 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221GR(2-7J1A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

150

150 Cel

SILICON

60 V

800 ns

950 ns

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

2SC4541TE12R

Toshiba

NPN

SINGLE

YES

100 MHz

3 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

40

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SA1761TPE6

Toshiba

PNP

SINGLE

NO

100 MHz

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

40

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221-Y(2-7B2A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

100

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221(2-7J1A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

20

150 Cel

SILICON

60 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221-GR(2-7B1A)

Toshiba

NPN

SINGLE

NO

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

150

150 Cel

SILICON

60 V

800 ns

950 ns

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

2SA1926

Toshiba

PNP

SINGLE

NO

80 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

.17 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

40

150 Cel

SILICON

80 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC5976

Toshiba

NPN

SINGLE

YES

1 W

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

30 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1222(2-7J1A)

Toshiba

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1000

150 Cel

SILICON

40 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1802(2-7B2A)

Toshiba

PNP

SINGLE

YES

180 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

140

150 Cel

SILICON

10 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221-Y(2-7B1A)

Toshiba

NPN

SINGLE

NO

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

100

150 Cel

SILICON

60 V

800 ns

950 ns

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

2SC4681

Toshiba

NPN

SINGLE

NO

150 MHz

1 W

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

140

150 Cel

SILICON

10 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA2059

Toshiba

PNP

SINGLE

YES

2.5 W

3 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

20 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1221O(2-7J1A)

Toshiba

NPN

SINGLE

YES

3 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

60

150 Cel

SILICON

60 V

800 ns

950 ns

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

2SD1222(2-7B1A)

Toshiba

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

1000

150 Cel

SILICON

40 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1736

Toshiba

PNP

SINGLE

YES

100 MHz

.5 W

3 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

1 W

40

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC4682TPE6

Toshiba

NPN

SINGLE

NO

150 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

300

SILICON

15 V

BOTTOM

O-PBCY-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1222(2-7B2A)

Toshiba

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

1000

150 Cel

SILICON

40 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC5712(TE12L,ZF)

Toshiba

NPN

SINGLE

YES

3 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

NOT SPECIFIED

NOT SPECIFIED

2SC4681B

Toshiba

NPN

SINGLE

YES

180 MHz

3 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

140

SILICON

10 V

SINGLE

R-PSSO-G3

COLLECTOR

Not Qualified

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