1.5 A Small Signal Bipolar Junction Transistors (BJT) 491

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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

2SB795-M

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

10 W

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

2000

140 Cel

SILICON

80 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

2SD1472

Renesas Electronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

1 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

2000

150 Cel

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB794-L

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

10 W

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

4000

140 Cel

SILICON

60 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

2SD1421EETL

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

160 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB795-L

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

10 W

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

4000

140 Cel

SILICON

80 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

2SB1027EJTL

Renesas Electronics

PNP

SINGLE

YES

200 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB1027EJ

Renesas Electronics

PNP

SINGLE

YES

1 W

1.5 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SINGLE

R-PSSO-F3

Not Qualified

2SB1027EHUR

Renesas Electronics

PNP

SINGLE

YES

200 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

60

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1420EATR

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

60

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1978RF

Renesas Electronics

NPN

DARLINGTON

NO

1.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

2000

SILICON

120 V

BOTTOM

O-PBCY-W3

Not Qualified

2SD1421EEUL

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

160 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB794-M-AZ

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

2000

SILICON

60 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SB795-AZ

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

1 W

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

2000

150 Cel

SILICON

80 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

10

260

2SD1420ECUL

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB1028ELTL

Renesas Electronics

PNP

SINGLE

YES

200 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

60

SILICON

160 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1421EDUR

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

60

SILICON

160 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1420EBTL

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB1027EKTR

Renesas Electronics

PNP

SINGLE

YES

200 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB1387RR

Renesas Electronics

PNP

DARLINGTON

NO

1.5 A

PLASTIC/EPOXY

SWITCHING

WIRE

ROUND

1

3

CYLINDRICAL

2000

SILICON

120 V

BOTTOM

O-PBCY-W3

Not Qualified

2SB1093M-AZ

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

80 MHz

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

2000

SILICON

80 V

SINGLE

R-PSIP-T3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1421ED

Renesas Electronics

NPN

SINGLE

YES

1 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

60

150 Cel

SILICON

160 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB794-L-AZ

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

4000

SILICON

60 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD1420ECUR

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1421EDTL

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

60

SILICON

160 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1472CTTR

Renesas Electronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

2000

SILICON

120 V

2000 ns

TIN LEAD

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

e0

2SD1472CTUL

Renesas Electronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

2000

SILICON

120 V

2000 ns

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB1387TZ

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

1.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

2000

SILICON

120 V

BOTTOM

O-PBCY-T3

Not Qualified

2SD1978TZ

Renesas Electronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

1.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

2

3

CYLINDRICAL

2000

SILICON

120 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

2SB1027EKUL

Renesas Electronics

PNP

SINGLE

YES

200 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SB1093M

Renesas Electronics

PNP

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

NO

80 MHz

1 W

1.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

Other Transistors

2000

150 Cel

SILICON

80 V

TIN LEAD

SINGLE

R-PSIP-T3

Not Qualified

e0

2SD1420ECTL

Renesas Electronics

NPN

SINGLE

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

120 V

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1472CTUR

Renesas Electronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

2000

SILICON

120 V

2000 ns

SINGLE

R-PSSO-F3

COLLECTOR

Not Qualified

2SD1472CTTR-E

Renesas Electronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

2000

SILICON

120 V

2000 ns

TIN BISMUTH

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e6

KSA1203-Y

Samsung

PNP

SINGLE

YES

120 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

30 V

SINGLE

R-PSSO-F3

Not Qualified

KSA1203-O

Samsung

PNP

SINGLE

YES

120 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

30 V

SINGLE

R-PSSO-F3

Not Qualified

KSD986-O

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

4000

150 Cel

SILICON

80 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSD986-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

80 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSC2883-O

Samsung

NPN

SINGLE

YES

120 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

30 V

SINGLE

R-PSSO-F3

Not Qualified

KSA1203

Samsung

PNP

SINGLE

YES

120 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

SILICON

30 V

SINGLE

R-PSSO-F3

Not Qualified

KSD986-Y

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

8000

150 Cel

SILICON

80 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSD985-O

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

4000

150 Cel

SILICON

60 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSD985-Y

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

8000

150 Cel

SILICON

60 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

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

KSC2883-Y

Samsung

NPN

SINGLE

YES

120 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

160

SILICON

30 V

SINGLE

R-PSSO-F3

Not Qualified

SS8550

Samsung

PNP

SINGLE

NO

200 MHz

1 W

1.5 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

KSB795-Y

Samsung

PNP

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

8000

150 Cel

SILICON

80 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

KSB795-O

Samsung

PNP

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

4000

150 Cel

SILICON

80 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

TO-126

SS8550-B

Samsung

PNP

SINGLE

NO

200 MHz

1.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

85

SILICON

25 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