150 MHz 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

FMMT491QTA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

HIGH RELIABILITY

e3

30

260

AEC-Q101

FMMT493ATA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

DNBT8105-7

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.6 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

HIGH RELIABILITY

e3

30

260

ZTX550STZ

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

FMMT491

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

PMBS3906,215

NXP Semiconductors

PNP

SINGLE

YES

150 MHz

.3 W

.1 A

PLASTIC/EPOXY

SWITCHING

.4 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

100

150 Cel

4.5 pF

SILICON

40 V

100 ns

700 ns

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

FMMT491QTC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

30

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

HIGH RELIABILITY

e3

30

260

AEC-Q101

BCR135E6433HTMA1

Infineon Technologies

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

150 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

70

SILICON

50 V

DUAL

R-PDSO-G3

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 21.3636

NOT SPECIFIED

NOT SPECIFIED

ZTX450M1

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

15

SILICON

45 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

FMMT491-TP

Micro Commercial Components

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

80

150 Cel

SILICON

60 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

10

260

ZTX450STOA

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

FMMT718-TP

Micro Commercial Components

PNP

SINGLE

YES

150 MHz

.35 W

1.5 A

PLASTIC/EPOXY

.22 V

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

300

150 Cel

30 pF

SILICON

20 V

-55 Cel

MATTE TIN

DUAL

R-PDSO-G3

1

e3

10

260

ZTX450STOB

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

BCR135WH6327XTSA1

Infineon Technologies

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

150 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

70

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

BUILT-IN BIAS RESISTOR RATIO IS 4.7

e3

AEC-Q101

FMMT493TC

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

100 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

30

260

ZTX450-AP

Micro Commercial Components

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

15

150 Cel

SILICON

45 V

MATTE TIN

BOTTOM

O-PBCY-T3

1

Not Qualified

TO-92

e3

10

260

ZTX450Q

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

Matte Tin (Sn)

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

ZTX601BSTZ

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

5000

SILICON

160 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

CECC

BC556BTFR

Onsemi

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

65 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

FMMT493-TP

Micro Commercial Components

NPN

SINGLE

YES

150 MHz

.25 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

100 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

e3

10

260

BCR35PNH6327XTSA1

Infineon Technologies

NPN AND PNP

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

150 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

70

SILICON

50 V

TIN

DUAL

R-PDSO-G6

1

BUILT-IN BIAS RESISTOR RATIO IS 4.7

e3

AEC-Q101

ZTX550STOA

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

260

ZTX550STOB

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

10

260

ZTX601BSTOA

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

5000

SILICON

160 V

MATTE TIN

SINGLE

R-PSIP-W3

1

Not Qualified

e3

260

CECC

FMMT493QTA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

.5 W

1 A

PLASTIC/EPOXY

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

100 V

MATTE TIN

DUAL

R-PDSO-G3

1

HIGH RELIABILITY

e3

30

260

AEC-Q101

BCR135WE6327

Infineon Technologies

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

150 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signals

70

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

e3

260

ZTX453

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

1 A

PLASTIC/EPOXY

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

10

200 Cel

SILICON

100 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

ZTX550M1

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

15

SILICON

45 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

ZTX550M1TA

Diodes Incorporated

PNP

SINGLE

YES

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

100

SILICON

45 V

SINGLE

R-PSSO-G3

Not Qualified

NOT SPECIFIED

NOT SPECIFIED

ZTX601STZ

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

1000

SILICON

160 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

CECC

BCP5410TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

2 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

4

SMALL OUTLINE

Other Transistors

63

150 Cel

SILICON

45 V

MATTE TIN

DUAL

R-PDSO-G4

1

COLLECTOR

HIGH RELIABILITY

e3

30

260

ZTX601STOA

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

1000

SILICON

160 V

Matte Tin (Sn)

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

ZTX601STOB

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

1000

SILICON

160 V

Matte Tin (Sn)

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

CECC

PBSS5140T

NXP Semiconductors

PNP

SINGLE

YES

150 MHz

.3 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

40 V

Tin (Sn)

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

ZTX605STZ

Diodes Incorporated

NPN

DARLINGTON

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

500

SILICON

120 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

CECC

2N4033

Texas Instruments

PNP

SINGLE

NO

150 MHz

.8 W

1 A

METAL

WIRE

ROUND

1

3

CYLINDRICAL

Other Transistors

75

175 Cel

SILICON

80 V

100 ns

400 ns

BOTTOM

O-MBCY-W3

COLLECTOR

Not Qualified

TO-39

NOT SPECIFIED

NOT SPECIFIED

ZTX690B

Diodes Incorporated

NPN

SINGLE

NO

150 MHz

1 W

2 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

Other Transistors

150

200 Cel

SILICON

45 V

MATTE TIN

SINGLE

R-PSIP-W3

Not Qualified

e3

30

260

BC108BPBFREE

Central Semiconductor

NPN

SINGLE

NO

150 MHz

.2 A

METAL

AMPLIFIER

WIRE

ROUND

1

3

CYLINDRICAL

200

SILICON

25 V

BOTTOM

O-MBCY-W3

TO-18

NOT SPECIFIED

NOT SPECIFIED

BC556BBK

Diotec Semiconductor Ag

PNP

SINGLE

NO

150 MHz

.1 A

PLASTIC/EPOXY

WIRE

ROUND

1

3

CYLINDRICAL

200

150 Cel

SILICON

65 V

BOTTOM

O-PBCY-W3

Not Qualified

TO-92

NOT SPECIFIED

NOT SPECIFIED

BCR135F

Infineon Technologies

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

150 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

BIP General Purpose Small Signal

70

SILICON

50 V

DUAL

R-PDSO-F3

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

BCR135S-E6327

Infineon Technologies

NPN

SEPARATE, 2 ELEMENTS WITH BUILT-IN RESISTOR

YES

150 MHz

.25 W

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

2

6

SMALL OUTLINE

BIP General Purpose Small Signals

70

SILICON

50 V

MATTE TIN

DUAL

R-PDSO-G6

1

Not Qualified

BUILT-IN BIAS RESISTOR RATIO IS 4.7

e3

260

ZTX550Q

Diodes Incorporated

PNP

SINGLE

NO

150 MHz

1 A

PLASTIC/EPOXY

SWITCHING

WIRE

RECTANGULAR

1

3

IN-LINE

15

SILICON

45 V

Matte Tin (Sn)

SINGLE

R-PSIP-W3

Not Qualified

e3

NOT SPECIFIED

NOT SPECIFIED

BCR116WH6327XTSA1

Infineon Technologies

NPN

SINGLE WITH BUILT-IN RESISTOR

YES

150 MHz

.1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

70

SILICON

50 V

TIN

DUAL

R-PDSO-G3

1

BUILT-IN BIAS RESISTOR RATIO 10

e3

FCX493TA

Diodes Incorporated

NPN

SINGLE

YES

150 MHz

1 W

1 A

PLASTIC/EPOXY

SWITCHING

FLAT

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

20

150 Cel

SILICON

100 V

MATTE TIN

SINGLE

R-PSSO-F3

1

COLLECTOR

Not Qualified

e3

30

260

PBSS5140T,215

NXP Semiconductors

PNP

SINGLE

YES

150 MHz

.45 W

1 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

160

150 Cel

SILICON

40 V

TIN

DUAL

R-PDSO-G3

1

Not Qualified

TO-236AB

e3

30

260

BC558BTA

Onsemi

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

BC558BT&A

Continental Device India

PNP

SINGLE

NO

150 MHz

.625 W

.1 A

PLASTIC/EPOXY

SWITCHING

THROUGH-HOLE

ROUND

1

3

CYLINDRICAL

Other Transistors

200

150 Cel

SILICON

30 V

MATTE TIN

BOTTOM

O-PBCY-T3

Not Qualified

TO-92

e3

NSS40201LT1G

Onsemi

NPN

SINGLE

YES

150 MHz

.54 W

2 A

PLASTIC/EPOXY

SWITCHING

GULL WING

RECTANGULAR

1

3

SMALL OUTLINE

Other Transistors

180

150 Cel

SILICON

40 V

860 ns

200 ns

Matte Tin (Sn) - annealed

DUAL

R-PDSO-G3

1

Not Qualified

TO-236

e3

40

260

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