.25 W Small Signal Bipolar Junction Transistors (BJT) 1,386

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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

BB1J3P

Renesas Electronics

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

.25 W

.7 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

BIP General Purpose Small Signal

135

SILICON

25 V

SINGLE

R-PSIP-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 3.03

BN1L4Z-K

Renesas Electronics

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

BIP General Purpose Small Signal

300

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

2SC1842-F

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

300

125 Cel

SILICON

35 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC2787-A

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.03 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

40

150 Cel

SILICON

30 V

SINGLE

R-PSIP-T3

Not Qualified

10

260

2SC3622A-L

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

1000

150 Cel

SILICON

50 V

130 ns

1940 ns

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

2SC3623-L

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

1000

150 Cel

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

2SA990-P

Renesas Electronics

PNP

SINGLE

NO

180 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC2787-KF

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.03 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

90

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSIP-T3

Not Qualified

e0

2SC3623-K

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

1600

150 Cel

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

2SC2787-LF

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.03 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

60

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSIP-T3

Not Qualified

e0

2SA990-A

Renesas Electronics

PNP

SINGLE

NO

180 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

50 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

10

260

2SC3622A-K

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

1600

150 Cel

SILICON

50 V

130 ns

1940 ns

Tin/Lead (Sn/Pb)

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

2SC2787

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.03 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

40

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSIP-T3

Not Qualified

e0

2SC1842-E

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

400

125 Cel

SILICON

35 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC3622L

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

1000

150 Cel

SILICON

50 V

130 ns

1940 ns

TIN LEAD

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

2SC1842-U

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

600

125 Cel

SILICON

35 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC1843-A

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

50 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e1

10

260

2SC3622K

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

1600

150 Cel

SILICON

50 V

130 ns

1940 ns

TIN LEAD

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

2SC1842-P

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

35 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC2787-MF

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.03 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

40

150 Cel

SILICON

30 V

TIN LEAD

SINGLE

R-PSIP-T3

Not Qualified

e0

2SC1843-P

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e0

2SC1843

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e0

2SC1842

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

35 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC1843-E

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

400

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e0

2SC3623A-L

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

1000

150 Cel

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

2SA990

Renesas Electronics

PNP

SINGLE

NO

180 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC1843-F

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

300

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

LOW NOISE

TO-92

e0

2SC1842-A

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

125 Cel

SILICON

35 V

TIN SILVER COPPER

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e1

10

260

2SA990-F

Renesas Electronics

PNP

SINGLE

NO

180 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

300

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SA990-E

Renesas Electronics

PNP

SINGLE

NO

180 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

400

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC3623A-K

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.15 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

1600

150 Cel

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

KSA640

Samsung

PNP

SINGLE

NO

100 MHz

.25 W

.2 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

250

150 Cel

SILICON

40 V

TIN LEAD

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

KSC1675

Samsung

NPN

SINGLE

NO

300 MHz

.25 W

.05 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSC838

Samsung

NPN

SINGLE

NO

250 MHz

.25 W

.03 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSC1222

Samsung

NPN

SINGLE

NO

100 MHz

.25 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

120

150 Cel

SILICON

45 V

BOTTOM

O-PBCY-W3

Not Qualified

LOW NOISE

TO-92

KSC2787

Samsung

NPN

SINGLE

NO

300 MHz

.25 W

.05 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-W3

Not Qualified

KSA1175

Samsung

PNP

SINGLE

NO

180 MHz

.25 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

50 V

BOTTOM

O-PBCY-W3

Not Qualified

KSC184

Samsung

NPN

SINGLE

NO

100 MHz

.25 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSA542

Samsung

PNP

SINGLE

NO

100 MHz

.25 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSC945

Samsung

NPN

SINGLE

NO

300 MHz

.25 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

50 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSC2785

Samsung

NPN

SINGLE

NO

300 MHz

.25 W

.15 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

70

150 Cel

SILICON

50 V

BOTTOM

O-PBCY-W3

Not Qualified

KSC839

Samsung

NPN

SINGLE

NO

200 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

30 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

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