.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

BC850C-Q

Nexperia

NPN

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

.6 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

420

150 Cel

2.5 pF

SILICON

45 V

-65 Cel

DUAL

R-PDSO-G3

AEC-Q101; IEC-60134

DST847BPDP6-7

Diodes Incorporated

NPN AND PNP

SEPARATE, 2 ELEMENTS

YES

175 MHz

.25 W

.1 A

PLASTIC/EPOXY

FLAT

SQUARE

2

6

SMALL OUTLINE

BIP General Purpose Small Signal

200

150 Cel

SILICON

45 V

MATTE TIN

DUAL

S-PDSO-F6

1

Not Qualified

e3

30

260

2DA1774QLP-7B

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

120

150 Cel

SILICON

40 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY

e4

30

260

DSS3515M-7B

Diodes Incorporated

PNP

SINGLE

YES

340 MHz

.25 W

.5 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

90

150 Cel

SILICON

15 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

DMB54D0UV-7

Diodes Incorporated

PNP

SINGLE WITH BUILT-IN FET AND DIODE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

.4 V

50 V

FLAT

RECTANGULAR

ENHANCEMENT MODE

1

6

SMALL OUTLINE

Other Transistors

METAL-OXIDE SEMICONDUCTOR

220

150 Cel

SILICON

45 V

-55 Cel

MATTE TIN

4 ohm

.16 A

DUAL

R-PDSO-F6

1

Not Qualified

HIGH RELIABILITY

e3

30

260

2.1 pF

2DC4617QLP-7

Diodes Incorporated

NPN

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

120

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY

e4

30

260

DSS3540M-7

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.25 W

.5 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

40

150 Cel

SILICON

40 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

2DA1774QLP-7

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

120

150 Cel

SILICON

40 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY

e4

30

260

DSS3540M-7B

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.25 W

.5 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

40

150 Cel

SILICON

40 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

DSS3515M-7

Diodes Incorporated

PNP

SINGLE

YES

340 MHz

.25 W

.5 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

90

150 Cel

SILICON

15 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

DDTC123JLP-7

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

180

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY, BUILT IN BIAS RESISTOR RATIO IS 21.36

e4

30

260

DDTC114ELP-7

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

90

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1, HIGH RELIABILITY

e4

30

260

DDTC123JLP-7-F

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

180

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITYBUILT-IN BIAS RESISTANCE RATIO IS 21.36

e4

260

DDTC114YLP-7

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

180

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY, BUILT IN BIAS RESISTOR RATIO IS 4.7

e4

30

260

DSS2515M-7B

Diodes Incorporated

NPN

SINGLE

YES

250 MHz

.25 W

.5 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

90

150 Cel

SILICON

15 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

DDTA114YLP-7B

Diodes Incorporated

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

80

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

BUILT IN BIAS RESISTANCE RATIO IS 4.7, HIGH RELIABILITY

e4

30

260

AEC-Q101

DDTC143ZLP-7-F

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

180

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY, BUILT-IN BIAS RESISTANCE RATIO IS 10

e4

30

260

DDTC113TLP-7B

Diodes Incorporated

NPN

YES

.25 W

.1 A

1

BIP General Purpose Small Signal

100

SILICON

NICKEL PALLADIUM GOLD

1

e4

30

260

BC857BLP-7B

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

220

150 Cel

SILICON

45 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY

e4

30

260

DDTA144ELP-7

Diodes Incorporated

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

250

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 1

e4

30

260

DDTC113TLP-7

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

100

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR, HIGH RELIABILITY

e4

30

260

BC857BLP4-7

Diodes Incorporated

PNP

SINGLE

YES

100 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

220

150 Cel

SILICON

45 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

DDTC114ELP-7B

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

90

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

BUILT IN BIAS RESISTANCE RATIO IS 1, HIGH RELIABILITY

e4

30

260

AEC-Q101

DSS2540M-7

Diodes Incorporated

NPN

SINGLE

YES

300 MHz

.25 W

.5 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

50

150 Cel

SILICON

40 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

DDTA114YLP-7

Diodes Incorporated

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

80

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7, HIGH RELIABILITY

e4

30

260

DDTC144ELP-7

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

68

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

DUAL

R-PDSO-N3

1

COLLECTOR

Not Qualified

BUILT-IN BIAS RESISTOR

e4

30

260

DSS2515M-7

Diodes Incorporated

NPN

SINGLE

YES

250 MHz

.25 W

.5 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

Other Transistors

90

150 Cel

SILICON

15 V

Nickel/Palladium/Gold (Ni/Pd/Au)

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

e4

30

260

DDTC143ZLP-7

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

180

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY, BUILT IN BIAS RESISTOR RATIO IS 10

e4

30

260

DDTC114YLP-7-F

Diodes Incorporated

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

180

150 Cel

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

Not Qualified

HIGH RELIABILITY, BUILT-IN BIAS RESISTANCE RATIO IS 4.7

e4

260

DDTA144ELP-7B

Diodes Incorporated

PNP

SINGLE WITH BUILT-IN RESISTOR

YES

250 MHz

.25 W

.2 A

PLASTIC/EPOXY

NO LEAD

RECTANGULAR

1

3

CHIP CARRIER

BIP General Purpose Small Signal

250

SILICON

50 V

NICKEL PALLADIUM GOLD

BOTTOM

R-PBCC-N3

1

COLLECTOR

BUILT IN BIAS RESISTANCE RATIO IS 1, HIGH RELIABILITY

e4

30

260

AEC-Q101

BN1L3M

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

70

SILICON

50 V

500 ns

5000 ns

SINGLE

R-PSIP-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO 1

BB1F3P

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 4.54

BP1A3M

Renesas Electronics

PNP

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

50

SILICON

25 V

SINGLE

R-PSIP-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO IS 1

2SC945-K-A

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

TO-92

e0

BB1A4A

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

BA1A4Z-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

150 Cel

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

AA1L4ZK-T

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

300

SILICON

AA1L4ZP(C)

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

200

SILICON

BN1A4M

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

AN1L3M(C)-T

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

20

SILICON

BA1F4M

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

BB1L2Q

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 10

BN1A4Z-P

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

200

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

2SA675

Renesas Electronics

PNP

SINGLE

NO

170 MHz

.25 W

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

50

125 Cel

SILICON

80 V

TIN LEAD

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

e0

BA1L4M

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

2SC945-P-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 LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

AN1L3M-T

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

20

SILICON

AA1L4ZK(C)

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

300

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