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 VCEsat | Minimum Power Gain (Gp) | Terminal Form | Package Shape | No. of Elements | Highest Frequency Band | No. of Terminals | Package Style (Meter) | Sub-Category | 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 | 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) | Reference Standard |
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Infineon Technologies |
NPN |
SINGLE |
YES |
22000 MHz |
.035 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
X BAND |
4 |
DISK BUTTON |
Other Transistors |
50 |
175 Cel |
.9 pF |
SILICON |
4.5 V |
MATTE TIN |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
LOW NOISE |
e3 |
||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
8000 MHz |
.02 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
.4 pF |
SILICON |
12 V |
TIN |
DUAL |
R-PDSO-G4 |
1 |
e3 |
AEC-Q101 |
|||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
6500 MHz |
.1 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
L BAND |
4 |
DISK BUTTON |
Other Transistors |
50 |
200 Cel |
1 pF |
SILICON |
12 V |
MATTE TIN |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
LOW NOISE |
e3 |
||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
22000 MHz |
.1 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
L BAND |
4 |
DISK BUTTON |
Other Transistors |
50 |
175 Cel |
.9 pF |
SILICON |
4.5 V |
MATTE TIN |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
e3 |
|||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.01 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
.45 pF |
SILICON |
8 V |
DUAL |
R-PDSO-G3 |
Not Qualified |
|||||||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7200 MHz |
.01 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
L BAND |
4 |
DISK BUTTON |
.27 pF |
SILICON |
8 V |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
LOW NOISE |
|||||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.58 W |
.15 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
150 Cel |
1.3 pF |
SILICON |
12 V |
TIN |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
LOW NOISE |
e3 |
||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
8000 MHz |
.4 W |
.08 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
150 Cel |
.9 pF |
SILICON |
12 V |
TIN |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
LOW NOISE |
TO-253AA |
e3 |
|||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
5500 MHz |
.28 W |
.03 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
Other Transistors |
.6 pF |
SILICON |
15 V |
TIN LEAD |
DUAL |
R-PDSO-G3 |
Not Qualified |
e0 |
|||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
14000 MHz |
.21 W |
.035 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
S BAND |
4 |
SMALL OUTLINE |
Other Transistors |
60 |
150 Cel |
.5 pF |
SILICON |
6 V |
Matte Tin (Sn) |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
LOW NOISE |
e3 |
|||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
8000 MHz |
.035 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
50 |
150 Cel |
.4 pF |
SILICON |
12 V |
MATTE TIN |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
LOW NOISE |
e3 |
||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
45000 MHz |
.08 W |
.02 A |
UNSPECIFIED |
AMPLIFIER |
NO LEAD |
RECTANGULAR |
1 |
X BAND |
3 |
CHIP CARRIER |
BIP RF Small Signal |
160 |
150 Cel |
SILICON GERMANIUM |
4 V |
MATTE TIN |
BOTTOM |
R-XBCC-N3 |
EMITTER |
Not Qualified |
LOW NOISE |
e3 |
|||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
46000 MHz |
.05 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
4 |
SMALL OUTLINE |
150 Cel |
.2 pF |
SILICON |
4 V |
DUAL |
R-PDSO-G4 |
EMITTER |
LOW NOISE |
NOT SPECIFIED |
NOT SPECIFIED |
||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
22000 MHz |
.012 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
X BAND |
4 |
DISK BUTTON |
Other Transistors |
50 |
175 Cel |
.9 pF |
SILICON |
4.5 V |
MATTE TIN |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
HIGH RELIABILITY |
e3 |
||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
5500 MHz |
.21 A |
PLASTIC/EPOXY |
AMPLIFIER |
FLAT |
RECTANGULAR |
1 |
L BAND |
3 |
SMALL OUTLINE |
1.35 pF |
SILICON |
15 V |
SINGLE |
R-PSSO-F3 |
COLLECTOR |
LOW NOISE |
TO-243 |
NOT SPECIFIED |
NOT SPECIFIED |
||||||||||||||||
Infineon Technologies |
PNP |
SINGLE |
YES |
700 MHz |
.025 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
VERY HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
SILICON |
30 V |
DUAL |
R-PDSO-G3 |
Not Qualified |
||||||||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
1100 MHz |
.035 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
SILICON |
20 V |
DUAL |
R-PDSO-G3 |
1 |
|||||||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
45000 MHz |
.025 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
150 Cel |
SILICON |
4 V |
DUAL |
R-PDSO-G4 |
LOW NOISE |
NOT SPECIFIED |
NOT SPECIFIED |
||||||||||||||||||
Infineon Technologies |
PNP |
SINGLE |
YES |
700 MHz |
.28 W |
.025 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
VERY HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
Other Transistors |
SILICON |
30 V |
TIN LEAD |
DUAL |
R-PDSO-G3 |
Not Qualified |
e0 |
||||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
5500 MHz |
2 W |
.3 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
50 |
150 Cel |
3 pF |
SILICON |
15 V |
MATTE TIN |
DUAL |
R-PDSO-G4 |
COLLECTOR |
Not Qualified |
BUILT IN EMITTER BALLASTING RESISTOR |
e3 |
||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
6500 MHz |
.004 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
L BAND |
4 |
DISK BUTTON |
.24 pF |
SILICON |
8 V |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
||||||||||||||||||||
Infineon Technologies |
PNP |
SINGLE |
YES |
700 MHz |
.025 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
VERY HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
SILICON |
30 V |
DUAL |
R-PDSO-G3 |
Not Qualified |
||||||||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.7 W |
.1 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
50 |
150 Cel |
1.4 pF |
SILICON |
12 V |
MATTE TIN |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
e3 |
260 |
|||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
8000 MHz |
.035 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
.4 pF |
SILICON |
12 V |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
LOW NOISE |
260 |
|||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.01 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
4 |
SMALL OUTLINE |
.35 pF |
SILICON |
8 V |
DUAL |
R-PDSO-G4 |
COLLECTOR |
Not Qualified |
||||||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
22000 MHz |
.012 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
X BAND |
4 |
DISK BUTTON |
Other Transistors |
50 |
175 Cel |
.9 pF |
SILICON |
4.5 V |
MATTE TIN |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
e3 |
|||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
3000 MHz |
1 W |
.2 A |
PLASTIC/EPOXY |
AMPLIFIER |
FLAT |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
Other Transistors |
25 |
150 Cel |
SILICON |
20 V |
SINGLE |
R-PSSO-F3 |
COLLECTOR |
Not Qualified |
TO-243 |
||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
6500 MHz |
.004 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
UNSPECIFIED |
1 |
L BAND |
4 |
MICROWAVE |
Other Transistors |
30 |
200 Cel |
.24 pF |
SILICON |
8 V |
MATTE TIN |
UNSPECIFIED |
X-CXMW-F4 |
EMITTER |
Not Qualified |
HIGH RELIABILITY |
e3 |
||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.15 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
S BAND |
4 |
SMALL OUTLINE |
SILICON |
12 V |
TIN |
DUAL |
R-PDSO-G4 |
1 |
e3 |
|||||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7200 MHz |
.01 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
L BAND |
4 |
DISK BUTTON |
Other Transistors |
30 |
200 Cel |
.27 pF |
SILICON |
8 V |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
LOW NOISE |
||||||||||||||||
Infineon Technologies |
PNP |
SINGLE |
YES |
5500 MHz |
.035 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
3 |
SMALL OUTLINE |
1.3 pF |
SILICON |
12 V |
DUAL |
R-PDSO-G3 |
Not Qualified |
|||||||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
6000 MHz |
.3 W |
.09 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
3 |
SMALL OUTLINE |
Other Transistors |
40 |
150 Cel |
.75 pF |
SILICON |
12 V |
MATTE TIN |
DUAL |
R-PDSO-G3 |
1 |
Not Qualified |
TO-236 |
e3 |
||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.15 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
1.3 pF |
SILICON |
12 V |
DUAL |
R-PDSO-G4 |
LOW NOISE |
|||||||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
5500 MHz |
.15 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
50 |
150 Cel |
2.5 pF |
SILICON |
12 V |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
HIGH RELIABILITY |
||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
45000 MHz |
.04 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
150 Cel |
.13 pF |
SILICON |
2.5 V |
DUAL |
R-PDSO-G4 |
LOW NOISE |
NOT SPECIFIED |
NOT SPECIFIED |
|||||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
47000 MHz |
.03 A |
PLASTIC/EPOXY |
SWITCHING |
GULL WING |
RECTANGULAR |
1 |
C BAND |
4 |
SMALL OUTLINE |
150 Cel |
.14 pF |
SILICON |
4 V |
DUAL |
R-PDSO-G4 |
EMITTER |
LOW NOISE |
NOT SPECIFIED |
NOT SPECIFIED |
||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
22000 MHz |
.035 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
X BAND |
4 |
DISK BUTTON |
Other Transistors |
50 |
175 Cel |
.9 pF |
SILICON |
4.5 V |
MATTE TIN |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
LOW NOISE |
e3 |
ESA-SCC-5611/008 |
|||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
8000 MHz |
.45 W |
.065 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
4 |
SMALL OUTLINE |
Other Transistors |
50 |
150 Cel |
.6 pF |
SILICON |
12 V |
MATTE TIN |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
e3 |
260 |
|||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
8000 MHz |
.25 W |
.035 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
150 Cel |
.5 pF |
SILICON |
12 V |
TIN |
DUAL |
R-PDSO-G4 |
1 |
COLLECTOR |
Not Qualified |
LOW NOISE |
e3 |
||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
46000 MHz |
.2 W |
.05 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
4 |
SMALL OUTLINE |
BIP RF Small Signal |
110 |
150 Cel |
.2 pF |
SILICON |
4 V |
DUAL |
R-PDSO-G4 |
EMITTER |
Not Qualified |
LOW NOISE |
NOT SPECIFIED |
NOT SPECIFIED |
||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7200 MHz |
.01 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
ROUND |
1 |
L BAND |
4 |
DISK BUTTON |
Other Transistors |
30 |
200 Cel |
.27 pF |
SILICON |
8 V |
RADIAL |
O-CRDB-F4 |
EMITTER |
Not Qualified |
LOW NOISE |
ESA-SCC-5611/006 |
|||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
SILICON |
DUAL |
R-PDSO-G4 |
1 |
||||||||||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
NO |
4500 MHz |
.25 W |
.05 A |
METAL |
WIRE |
ROUND |
1 |
ULTRA HIGH FREQUENCY BAND |
4 |
CYLINDRICAL |
Other Transistors |
175 Cel |
SILICON |
15 V |
BOTTOM |
O-MBCY-W4 |
Not Qualified |
TO-72 |
|||||||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.08 W |
.01 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
ULTRA HIGH FREQUENCY BAND |
4 |
SMALL OUTLINE |
Other Transistors |
.4 pF |
SILICON |
8 V |
TIN LEAD |
DUAL |
R-PDSO-G4 |
COLLECTOR |
Not Qualified |
LOW NOISE |
e0 |
|||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
8000 MHz |
.02 A |
CERAMIC, METAL-SEALED COFIRED |
AMPLIFIER |
FLAT |
UNSPECIFIED |
1 |
L BAND |
4 |
MICROWAVE |
Other Transistors |
55 |
200 Cel |
.29 pF |
SILICON |
12 V |
MATTE TIN |
UNSPECIFIED |
X-CXMW-F4 |
EMITTER |
Not Qualified |
LOW NOISE |
e3 |
||||||||||||||
|
Infineon Technologies |
NPN |
SINGLE |
YES |
37000 MHz |
.36 W |
.09 A |
UNSPECIFIED |
AMPLIFIER |
NO LEAD |
RECTANGULAR |
1 |
X BAND |
3 |
CHIP CARRIER |
Other Transistors |
160 |
150 Cel |
.42 pF |
SILICON GERMANIUM |
4 V |
MATTE TIN |
BOTTOM |
R-XBCC-N3 |
EMITTER |
Not Qualified |
LOW NOISE |
e3 |
||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
7500 MHz |
.08 W |
.01 A |
PLASTIC/EPOXY |
AMPLIFIER |
GULL WING |
RECTANGULAR |
1 |
L BAND |
4 |
SMALL OUTLINE |
Other Transistors |
150 Cel |
.35 pF |
SILICON |
8 V |
TIN LEAD |
DUAL |
R-PDSO-G4 |
COLLECTOR |
Not Qualified |
LOW NOISE |
e0 |
||||||||||||||
Infineon Technologies |
NPN |
SINGLE |
YES |
2200 MHz |
.05 A |
PLASTIC/EPOXY |
GULL WING |
RECTANGULAR |
1 |
3 |
SMALL OUTLINE |
SILICON |
20 V |
DUAL |
R-PDSO-G3 |
Not Qualified |
RF Small Signal Bipolar Junction Transistors (BJT) are electronic devices used in low-power RF (radio frequency) applications to amplify and control small signals. They are commonly used in applications such as wireless communication, GPS, and radio broadcasting.
RF Small Signal BJTs are designed to handle low-power levels and operate at high frequencies, typically in the range of a few MHz to several GHz. They have a high gain and low noise figure, making them suitable for small signal amplification.
The RF 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.
RF Small Signal BJTs are available in various types and configurations, including NPN and PNP bipolar transistors, and can handle power levels ranging from a few milliwatts to a few watts. They are subject to various standards and regulations, such as JEDEC (Joint Electron Device Engineering Council) and RoHS (Restriction of Hazardous Substances), to ensure their safety and performance.