Renesas Electronics Small Signal Bipolar Junction Transistors (BJT) 2,400+

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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

KN4A3Q-T2-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

FN1L4ZM62-T2B-A

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

200

SILICON

FN4F4N-T2B-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

2SD780AD51-A

Renesas Electronics

NPN

SINGLE

YES

140 MHz

.3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

110

SILICON

80 V

TIN BISMUTH

DUAL

R-PDSO-G3

Not Qualified

e6

NOT SPECIFIED

NOT SPECIFIED

2SD667

Renesas Electronics

NPN

SINGLE

NO

140 MHz

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

30

SILICON

80 V

BOTTOM

O-PBCY-T3

Not Qualified

GN1F4N-T2

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

KA4F3R-T2

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

FA1L3N-T2B-A

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

2SD2247BRF

Renesas Electronics

NPN

SINGLE

NO

100 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

100

SILICON

50 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

FA1L3M

Renesas Electronics

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

70

SILICON

50 V

500 ns

5000 ns

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 1

e0

KN4F3M-T2-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

8

SILICON

FN1L4ZM63-T1B-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

300

SILICON

2SB647RR

Renesas Electronics

PNP

SINGLE

NO

1 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

60

SILICON

80 V

BOTTOM

O-PBCY-W3

Not Qualified

2SD2484RF

Renesas Electronics

NPN

SINGLE

NO

2 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

120

SILICON

50 V

BOTTOM

O-PBCY-W3

Not Qualified

FN4L4Z-T1B-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

FA4L4L-L-A

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

UPA506T-T2-A

Renesas Electronics

NPN AND PNP

COMMON EMITTER, 2 ELEMENTS

YES

250 MHz

.3 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

2

5

SMALL OUTLINE

BIP General Purpose Small Signal

.3 W

90

150 Cel

4 pF

SILICON

50 V

DUAL

R-PDSO-G5

2SD985-L

Renesas Electronics

NPN

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

4000

150 Cel

SILICON

60 V

TIN LEAD

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

e0

FN1A3Q-T1B-A

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

KA4F4Z-T2

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

UPA2004C

Renesas Electronics

NPN

COMPLEX

NO

.5 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

7

16

IN-LINE

1000

SILICON

TIN LEAD

DUAL

R-PDIP-T16

Not Qualified

e0

GN4L4M-AT

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

IT129

Renesas Electronics

NPN

NO

250 MHz

METAL

AMPLIFIER

WIRE

ROUND

8

CYLINDRICAL

70

SILICON

45 V

BOTTOM

O-MBCY-W8

TO-78

GN4A3Q

Renesas Electronics

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.15 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 10

e0

2SD596DV4-T1B

Renesas Electronics

NPN

SINGLE

YES

170 MHz

.7 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

200

150 Cel

SILICON

25 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

e0

KN4L3Z-T1-A

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

TIN BISMUTH

e6

FA1F4N-T1B

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

2SB646RR

Renesas Electronics

PNP

SINGLE

NO

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

60

SILICON

80 V

BOTTOM

O-PBCY-W3

Not Qualified

KA4L3N-AZ

Renesas Electronics

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

80

150 Cel

SILICON

50 V

TIN BISMUTH

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 2.127

e6

FA1L3N-T1B-A

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

KN4F3P-T2-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

N0800S-T1-AT-EL

Renesas Electronics

NPN

SINGLE

YES

100 MHz

.3 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

135

SILICON

80 V

DUAL

R-PDSO-F3

FA4A4L-A

Renesas Electronics

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

20

150 Cel

SILICON

50 V

TIN BISMUTH

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 0.47

e6

NOT SPECIFIED

NOT SPECIFIED

FA4F4N-T2B-AT

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

FA4F3R

Renesas Electronics

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.2 W

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

85

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 21.36

e0

2SB646-C

Renesas Electronics

NO

PLASTIC/EPOXY

WIRE

ROUND

3

CYLINDRICAL

BOTTOM

O-PBCY-W3

Not Qualified

2SD2121SD

Renesas Electronics

NPN

SINGLE

YES

2.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

2

SMALL OUTLINE

160

150 Cel

SILICON

35 V

SINGLE

R-PSSO-G2

COLLECTOR

Not Qualified

KN4L4M-T2

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

UPA79C

Renesas Electronics

NPN

COMPLEX

NO

.2 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

7

16

IN-LINE

1000

SILICON

Tin/Lead (Sn/Pb)

DUAL

R-PDIP-T16

Not Qualified

e0

GN4A4P-T1

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

HQ1L2Q-AY

Renesas Electronics

PNP

YES

2 W

2 A

1

BIP General Purpose Small Signal

50

SILICON

BA1L3M

Renesas Electronics

NPN

SINGLE WITH BUILT-IN RESISTOR

NO

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

70

SILICON

50 V

500 ns

5000 ns

SINGLE

R-PSIP-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO 1

FA1L3Z-L38

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

300

SILICON

KA4L3Z-AZ

Renesas Electronics

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

150 Cel

SILICON

50 V

TIN BISMUTH

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTOR

e6

HD1A3M-AY

Renesas Electronics

NPN

YES

2 W

1 A

1

BIP General Purpose Small Signal

80

SILICON

2SD669

Renesas Electronics

NPN

SINGLE

NO

140 MHz

20 W

1.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

Other Transistors

30

150 Cel

SILICON

120 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

FA4F4M-T1B

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

HR1F2Q-T1-AY

Renesas Electronics

PNP

YES

2 W

1 A

1

BIP General Purpose Small Signal

50

SILICON

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