Samsung Small Signal Bipolar Junction Transistors (BJT) 949

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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

KSP94

Samsung

PNP

SINGLE

NO

.625 W

.3 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

400 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

KSA1243-O-I

Samsung

PNP

SINGLE

NO

100 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

70

SILICON

30 V

SINGLE

R-PSIP-T3

Not Qualified

KSR2109TF

Samsung

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

200 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

DIGITAL, BUILT-IN BIAS RESISTOR

KSA1013-O

Samsung

PNP

SINGLE

NO

50 MHz

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

70

SILICON

160 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

KSR1008

Samsung

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

56

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 0.468

TO-92

KSP63

Samsung

PNP

DARLINGTON

NO

125 MHz

.5 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

10000

SILICON

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSR2005

Samsung

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

200 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

30

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 2.127

TO-92

KSR2104TI

Samsung

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

200 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

68

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

DIGITAL, BUILT-IN BIAS RESISTOR RATIO IS 1

KSD794-Y

Samsung

NPN

SINGLE

NO

60 MHz

3 A

PLASTIC/EPOXY

AMPLIFIER

2 V

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

10 W

160

150 Cel

SILICON

45 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSC3074-O-I

Samsung

NPN

SINGLE

NO

120 MHz

5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

70

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

KST14TF

Samsung

NPN

DARLINGTON

YES

.3 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

10000

SILICON

30 V

DUAL

R-PDSO-G3

Not Qualified

KSA1156-O

Samsung

PNP

SINGLE

NO

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

10 W

60

150 Cel

SILICON

400 V

1000 ns

5000 ns

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSR2113TI

Samsung

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

200 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

68

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

DIGITAL, BUILT-IN BIAS RESISTOR RATIO IS 21.3636

KSC1623TF

Samsung

NPN

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

90

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

KSC2316-Y

Samsung

NPN

SINGLE

NO

120 MHz

.8 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

120

SILICON

120 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

KSC2715TF

Samsung

NPN

SINGLE

YES

100 MHz

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

40

3.2 pF

SILICON

30 V

DUAL

R-PDSO-G3

Not Qualified

KSA1175-Y

Samsung

PNP

SINGLE

NO

180 MHz

.15 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

120

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

KSA992

Samsung

PNP

SINGLE

NO

100 MHz

.5 W

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

120 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

KSA1244-Y-I

Samsung

PNP

SINGLE

NO

60 MHz

5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

120

SILICON

50 V

SINGLE

R-PSIP-T3

Not Qualified

KST20TR

Samsung

NPN

SINGLE

YES

125 MHz

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

40

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

KST55TI

Samsung

PNP

SINGLE

YES

100 MHz

.5 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

60 V

DUAL

R-PDSO-G3

Not Qualified

KSA1370-E

Samsung

PNP

SINGLE

NO

150 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

100

SILICON

200 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

S1P2655A05-S0B0

Samsung

NPN

COMPLEX

YES

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

7

16

SMALL OUTLINE

1000

SILICON

50 V

250 ns

250 ns

DUAL

R-PDSO-G16

Not Qualified

KSR2108TR

Samsung

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

200 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

56

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

DIGITAL, BUILT-IN BIAS RESISTOR RATIO IS 0.468

KST812M5TR

Samsung

PNP

SINGLE

YES

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

135

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

KSC3265-O

Samsung

NPN

SINGLE

YES

120 MHz

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

25 V

DUAL

R-PDSO-G3

Not Qualified

KST3903TR

Samsung

NPN

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

BCW71TF

Samsung

NPN

SINGLE

YES

300 MHz

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

110

SILICON

45 V

DUAL

R-PDSO-G3

Not Qualified

KSC5054-Y

Samsung

NPN

SINGLE

NO

10 W

.5 A

PLASTIC/EPOXY

SWITCHING

1 V

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10 W

40

150 Cel

SILICON

400 V

1000 ns

3500 ns

Tin/Lead (Sn/Pb)

SINGLE

R-PSIP-T3

Not Qualified

e0

KSB810

Samsung

PNP

SINGLE

NO

160 MHz

.35 W

.7 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

35

150 Cel

SILICON

25 V

SINGLE

R-PSIP-T3

Not Qualified

KSA812-O

Samsung

PNP

SINGLE

YES

180 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

90

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

KST93TI

Samsung

PNP

SINGLE

YES

50 MHz

.5 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

40

SILICON

200 V

DUAL

R-PDSO-G3

Not Qualified

HIGH VOLTAGE

KST14TI

Samsung

NPN

DARLINGTON

YES

.3 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

10000

SILICON

30 V

DUAL

R-PDSO-G3

Not Qualified

KST3903TI

Samsung

NPN

SINGLE

YES

250 MHz

.2 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

50

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

KSR2106

Samsung

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

200 MHz

.2 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

68

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

KSA1201-O

Samsung

PNP

SINGLE

YES

120 MHz

.8 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

80

SILICON

120 V

SINGLE

R-PSSO-F3

Not Qualified

HIGH VOLTAGE

KSD985-R

Samsung

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

1.5 A

PLASTIC/EPOXY

AMPLIFIER

1.5 V

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

10 W

2000

150 Cel

SILICON

60 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSR2002

Samsung

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

200 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

30

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

TO-92

KSR1109TI

Samsung

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

DIGITAL, BUILT-IN BIAS RESISTOR

KSR1002

Samsung

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

250 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

30

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

TO-92

KSA812TR

Samsung

PNP

SINGLE

YES

250 MHz

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

90

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

KST812M6TI

Samsung

PNP

SINGLE

YES

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

SILICON

40 V

DUAL

R-PDSO-G3

Not Qualified

KSC1623

Samsung

NPN

SINGLE

YES

250 MHz

.2 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

90

150 Cel

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

KSC1675-O

Samsung

NPN

SINGLE

NO

300 MHz

.05 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

70

SILICON

30 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

KSC1330

Samsung

NPN

SINGLE

NO

300 MHz

.4 W

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

70

150 Cel

SILICON

40 V

TIN LEAD

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

KSB907

Samsung

PNP

DARLINGTON WITH BUILT-IN DIODE

NO

15 W

3 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

2000

150 Cel

SILICON

SINGLE

R-PSIP-T3

Not Qualified

KSA1298-Y

Samsung

PNP

SINGLE

YES

120 MHz

.8 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

25 V

DUAL

R-PDSO-G3

Not Qualified

KSC1009-Y

Samsung

NPN

SINGLE

NO

50 MHz

.7 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

120

SILICON

140 V

BOTTOM

O-PBCY-T3

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