1 W Small Signal Bipolar Junction Transistors (BJT) 944

Reset All
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

2SA1429-O

Toshiba

PNP

SINGLE

NO

80 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

70

150 Cel

SILICON

80 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1201OTE12L

Toshiba

PNP

SINGLE

YES

120 MHz

1 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

1 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

80

150 Cel

30 pF

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC5465

Toshiba

NPN

SINGLE

NO

1 W

.8 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

15

150 Cel

SILICON

800 V

3500 ns

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

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

2SC6042

Toshiba

NPN

SINGLE

NO

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

80

150 Cel

SILICON

375 V

4700 ns

SINGLE

R-PSIP-T3

Not Qualified

2SA1213O(TE12L,F)

Toshiba

PNP

SINGLE

YES

120 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

.5 W

70

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

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

2SA1225

Toshiba

PNP

SINGLE

YES

100 MHz

1 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

1.5 V

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

15 W

70

150 Cel

SILICON

160 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC3671-A

Toshiba

NPN

SINGLE

NO

100 MHz

1 W

5 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

140

150 Cel

SILICON

20 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC3668-O

Toshiba

NPN

SINGLE

NO

100 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

70

150 Cel

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

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

2SD1220

Toshiba

NPN

SINGLE

YES

100 MHz

1 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

150 V

SINGLE

R-PSSO-G2

COLLECTOR

2SC5052-O

Toshiba

NPN

SINGLE

NO

1 W

.8 A

PLASTIC/EPOXY

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

80

150 Cel

SINGLE

R-PSIP-T3

Not Qualified

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

2SA1203OTE12L

Toshiba

PNP

SINGLE

YES

120 MHz

1 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

2 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

50 pF

SILICON

30 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SC3670-B

Toshiba

NPN

SINGLE

NO

150 MHz

1 W

2 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

200

150 Cel

SILICON

10 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC3072-A

Toshiba

NPN

SINGLE

NO

1 W

5 A

1

Other Transistors

140

150 Cel

2SC3076-Y

Toshiba

NPN

SINGLE

NO

1 W

2 A

1

Other Transistors

120

150 Cel

Tin/Lead (Sn/Pb)

e0

2SC3665-Y

Toshiba

NPN

SINGLE

NO

120 MHz

1 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

120

150 Cel

30 pF

SILICON

120 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC6033

Toshiba

NPN

SINGLE

YES

1 W

2.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

120

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1937

Toshiba

PNP

SINGLE

NO

35 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

80

150 Cel

SILICON

600 V

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

2SD1631

Toshiba

NPN

DARLINGTON

NO

1 W

1.5 A

PLASTIC/EPOXY

SWITCHING

1.5 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

4000

150 Cel

SILICON

30 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

240

2SA1432-O

Toshiba

PNP

SINGLE

NO

60 MHz

1 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

50

150 Cel

8 pF

SILICON

300 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC3671-C

Toshiba

NPN

SINGLE

NO

100 MHz

1 W

5 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

300

150 Cel

SILICON

20 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC5052

Toshiba

NPN

SINGLE

NO

120 MHz

1 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

1 W

80

150 Cel

30 pF

SILICON

120 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

240

2SC3076-O

Toshiba

NPN

SINGLE

NO

1 W

2 A

1

Other Transistors

70

150 Cel

Tin/Lead (Sn/Pb)

e0

2SA1425-O

Toshiba

PNP

SINGLE

NO

120 MHz

1 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

80

150 Cel

40 pF

SILICON

120 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SC5738

Toshiba

NPN

SINGLE

YES

1 W

3.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

200

150 Cel

SILICON

20 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1224

Toshiba

NPN

DARLINGTON

NO

1 W

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

4000

140 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

2SC3671-B

Toshiba

NPN

SINGLE

NO

100 MHz

1 W

5 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

200

150 Cel

SILICON

20 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1426-O

Toshiba

PNP

SINGLE

NO

120 MHz

1 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

.7 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

100

150 Cel

SILICON

30 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1241-Y

Toshiba

PNP

SINGLE

NO

100 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

.5 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10 W

120

150 Cel

SILICON

50 V

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

2SA1213-Y(T2LTETZF)

Toshiba

PNP

SINGLE

YES

120 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

120

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

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

2SA1899-O

Toshiba

PNP

SINGLE

NO

120 MHz

1 W

.8 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

80

150 Cel

40 pF

SILICON

120 V

SINGLE

R-PSIP-T3

Not Qualified

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

2SA1242-Y

Toshiba

PNP

SINGLE

YES

1 W

5 A

1

Other Transistors

160

150 Cel

Tin/Lead (Sn/Pb)

e0

2SC2873-Y(C.F)

Toshiba

NPN

SINGLE

YES

120 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

.5 W

120

150 Cel

30 pF

SILICON

50 V

SINGLE

R-PSSO-F3

COLLECTOR

2SC4684

Toshiba

NPN

SINGLE

YES

150 MHz

1 W

5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

20 V

TIN LEAD

SINGLE

R-PSSO-G2

COLLECTOR

e0

2SC5930

Toshiba

NPN

SINGLE

NO

1 W

1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

30

150 Cel

SILICON

285 V

3300 ns

SINGLE

R-PSIP-T3

Not Qualified

2SA1242-O

Toshiba

PNP

SINGLE

NO

1 W

5 A

1

Other Transistors

100

150 Cel

2SC3474

Toshiba

NPN

SINGLE

YES

85 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

Other Transistors

500

150 Cel

SILICON

80 V

TIN LEAD

SINGLE

R-PSSO-G2

COLLECTOR

e0

2SC3072-C

Toshiba

NPN

SINGLE

NO

1 W

5 A

1

Other Transistors

300

150 Cel

2SA1384-R

Toshiba

PNP

SINGLE

YES

70 MHz

1 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

.5 V

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

1 W

30

150 Cel

8 pF

SILICON

300 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SA1923

Toshiba

PNP

SINGLE

NO

35 MHz

1 W

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

140

150 Cel

SILICON

400 V

TIN LEAD

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

e0

2SA1431-Y

Toshiba

PNP

SINGLE

NO

170 MHz

1 W

5 A

PLASTIC/EPOXY

AMPLIFIER

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

160

150 Cel

SILICON

20 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

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

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