.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

BN1L4Z-Q

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

135

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

2SA733

Renesas Electronics

PNP

SINGLE

NO

180 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

90

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

AA1L4ZQ(C)-T

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

BN1L4Z-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

BA1A4M

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

35

SILICON

BN1L4L

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

BA1A4P

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

2SC945-R

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

90

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BP1F3P

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 4.55

2SC945-R-A

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

90

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

2SC945-K

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

BA1A4Z-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

150 Cel

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BA1F4N

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

AA1L4ZP-T

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

200

SILICON

AA1L4ZQ-T

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

AA1L4ZK(C)-T

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

300

SILICON

BN1L4M

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

AA1L4ZQ(C)

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

135

SILICON

BP1L3N

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 2.13

BN1F4N

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

AA1L4ZP(C)-T

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

200

SILICON

BA1L4Z-P

Renesas Electronics

NPN

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

150 Cel

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BP1A4A

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

2SC945-Q-A

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

135

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BN1L3Z

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

100

SILICON

BA1A4Z-Q

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

135

150 Cel

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

2SC945-Q

Renesas Electronics

NPN

SINGLE

NO

250 MHz

.25 W

.1 A

PLASTIC/EPOXY

AMPLIFIER

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

135

125 Cel

SILICON

50 V

TIN LEAD

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e0

BN1A4P

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

85

SILICON

BN1A4Z-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

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BP1A4M

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

BN1A3Q

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

80

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO 10

BN1F4Z-Q

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

135

150 Cel

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BUILT-IN BIAS RESISTOR

BB1A3M

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 1

BA1L4Z-Q

Renesas Electronics

NPN

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

135

150 Cel

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

AN1L3M(C)

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

20

SILICON

BB1A4M

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 1

AN1L3M

Renesas Electronics

PNP

SINGLE WITH BUILT-IN RESISTOR

NO

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

BIP General Purpose Small Signal

70

SILICON

50 V

500 ns

5000 ns

BOTTOM

O-PBCY-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO 1

TO-92

BP1J3P

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 3.03

BB1L3N

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 2.12

BN1F4Z-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

BUILT-IN BIAS RESISTOR

BP1L2Q

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 10

BN1L3N

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

80

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BUILT IN BIAS RESISTOR RATIO 2.12

BN1F4Z-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

150 Cel

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BUILT-IN BIAS RESISTOR

BA1L4L

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

BN1F4M

Renesas Electronics

PNP

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

60

SILICON

BA1L4Z-K

Renesas Electronics

NPN

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

BN1A4Z-Q

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

135

SILICON

50 V

200 ns

6000 ns

SINGLE

R-PSIP-T3

Not Qualified

BA1L3Z

Renesas Electronics

NPN

NO

.25 W

.1 A

1

BIP General Purpose Small Signal

100

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