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

FA4A4M-L-AT

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

FA1L4L-T1B-AT

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

2SA844CRF

Renesas Electronics

PNP

SINGLE

NO

200 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

160

SILICON

55 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

HIT667-HQ

Renesas Electronics

NPN

SINGLE

NO

.9 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

100 V

BOTTOM

O-PBCY-T3

Not Qualified

NOT FOR AUTOMOTIVE OR INDUSTRIAL USE

NOT SPECIFIED

NOT SPECIFIED

UPA506T-AT

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

.3 W

90

150 Cel

4 pF

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G5

e3

260

UPA82C

Renesas Electronics

NPN AND PNP

COMPLEX

NO

.05 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

8

18

IN-LINE

250

SILICON

DUAL

R-PDIP-T18

GN4L4L-T1-AT

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

HD1F3P-AY

Renesas Electronics

NPN

YES

2 W

1 A

1

BIP General Purpose Small Signal

80

SILICON

KA4F4M-T2-A

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

FN1F4N-T2B

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

KN4L4L-AZ

Renesas Electronics

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

.1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

90

150 Cel

SILICON

50 V

TIN BISMUTH

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTOR RATIO 0.468

e6

2SD2121LB

Renesas Electronics

NPN

SINGLE

NO

2.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

60

150 Cel

SILICON

35 V

SINGLE

R-PSIP-T3

COLLECTOR

Not Qualified

BN1A4Z

Renesas Electronics

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

RECTANGULAR

1

3

IN-LINE

100

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

AN1L4M-A

Renesas Electronics

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

95

SILICON

50 V

1000 ns

4000 ns

BOTTOM

O-PBCY-T3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

TO-92

NOT SPECIFIED

NOT SPECIFIED

HD1F3P-T2-AY

Renesas Electronics

NPN

YES

2 W

1 A

1

BIP General Purpose Small Signal

80

SILICON

2SB646A-B

Renesas Electronics

NO

PLASTIC/EPOXY

WIRE

ROUND

3

CYLINDRICAL

BOTTOM

O-PBCY-W3

Not Qualified

HIT562-TZ-EQ

Renesas Electronics

PNP

SINGLE

NO

.8 W

1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

40

150 Cel

SILICON

25 V

BOTTOM

O-PBCY-T3

1

Not Qualified

NOT FOR AUTOMOTIVE OR INDUSTRIAL USE

KN4A4L-T1-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

20

SILICON

FA4F4M

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

60

150 Cel

SILICON

50 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

BUILT IN BIAS RESISTANCE RATIO IS 1

e0

2SD2423

Renesas Electronics

NPN

DARLINGTON WITH BUILT-IN DIODE AND RESISTOR

YES

1.5 A

PLASTIC/EPOXY

AMPLIFIER

FLAT

RECTANGULAR

1

4

SMALL OUTLINE

2000

150 Cel

SILICON

50 V

SINGLE

R-PSSO-F4

COLLECTOR

Not Qualified

BRC114EMPUL

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

30

SILICON

GN1L4ZM62-T1-A

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

200

SILICON

GA1A4M-T2-AT

Renesas Electronics

NPN

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

N0500R-T1-AT-MM

Renesas Electronics

PNP

SINGLE

YES

100 MHz

.7 A

PLASTIC/EPOXY

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

90

SILICON

50 V

DUAL

R-PDSO-F3

HR1L3N-AY

Renesas Electronics

PNP

YES

2 W

1 A

1

BIP General Purpose Small Signal

50

SILICON

2SB561CRR

Renesas Electronics

PNP

SINGLE

NO

350 MHz

.7 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

120

SILICON

20 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

FA4L3Z-T1B

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

FN4F4Z-T2B-A

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

KA4L4Z-T1-AT

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

2SD780AD55-T2B-A

Renesas Electronics

NPN

SINGLE

YES

140 MHz

.2 W

.3 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

250

150 Cel

SILICON

80 V

DUAL

R-PDSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

2SD666RR

Renesas Electronics

NPN

SINGLE

NO

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

60

SILICON

80 V

BOTTOM

O-PBCY-W3

Not Qualified

2SA715

Renesas Electronics

PNP

SINGLE

NO

160 MHz

2.5 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

20

SILICON

35 V

SINGLE

R-PSFM-T3

ISOLATED

Not Qualified

FN1L3Z-M37

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

200

SILICON

2SD415R-AZ

Renesas Electronics

NPN

SINGLE

NO

45 MHz

.8 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

RECTANGULAR

1

3

FLANGE MOUNT

60

SILICON

100 V

SINGLE

R-PSFM-T3

COLLECTOR

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

FA4L4L-AT

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

2SA872ARF

Renesas Electronics

PNP

SINGLE

NO

.05 A

PLASTIC/EPOXY

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

250

SILICON

120 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

2SD666-B

Renesas Electronics

NO

PLASTIC/EPOXY

WIRE

ROUND

3

CYLINDRICAL

BOTTOM

O-PBCY-W3

Not Qualified

KA4F3R-T1-A

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

TIN BISMUTH

e6

KA4L3M-T2-AT

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

20

SILICON

KA4F4N-A

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

GN1L4M-T1

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

2SD2030BRF

Renesas Electronics

NPN

SINGLE

NO

140 MHz

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

60

SILICON

160 V

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

GN1A4Z-M68

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

200

SILICON

FA4A4P-AT

Renesas Electronics

NPN

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

2SD2228D44

Renesas Electronics

NPN

SINGLE

YES

50 MHz

.5 A

PLASTIC/EPOXY

AMPLIFIER

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

270

SILICON

16 V

TIN LEAD

DUAL

R-PDSO-G3

Not Qualified

e0

GN1F4N-T2-A

Renesas Electronics

PNP

YES

.15 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

FN4F4N-T1B-AT

Renesas Electronics

PNP

YES

.2 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

HD1L2Q-AY

Renesas Electronics

NPN

YES

2 W

1 A

1

BIP General Purpose Small Signal

80

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