Here you'll find some links to data sheets of semiconductors. I started this page in 2002 to have most of the semiconductor data sheets of components used by the Elecraft K2 Transceiver Kit available. In the meantime I added further data sheets of components which may be useful in hamradio projects.
All data sheets are in Portable Document Format (PDF). If you want to download a data sheet - just click onto the according link using the right mouse button and select your destination for the file.
| Data Sheet | Part |
|---|---|
| 1N191 | Point Contact Germanium Diode |
| 1N34A | Point Contact Germanium Diode |
| 1N4003 | General Purpose Rectifier |
| 1N4007 | General Purpose Rectifier |
| 1N4148 | High-Speed Switching Diode |
| 1N4753 | Silicon Zener Diode; V_Z=36V |
| 1N5231B | Silicon Zener Diode; V_Z=5,1V |
| 1N5235B | Silicon Zener Diode; V_Z=6,8V |
| 1N5404 | General Purpose Rectifier |
| 1N5711 (ST) | Small Signal Schottky Diode |
| 1N5711 (Agilent) | Small Signal Schottky Diode |
| 1N5817 | Low Drop Power Schottky Rectifier |
| 1N5821 | Low Drop Power Schottky Rectifier |
| 1SV149 | Voltage Variable Capacitance Diode (435 pF) |
| 25LC320 | 32K SPI Bus Serial EEPROM |
| 25LC320A | 32K SPI Bus Serial EEPROM |
| 2N2222 (CDIL) | NPN Switching Transistor |
| 2N2222 (Philips) | NPN Switching Transistor |
| 2N2222A (Philips) | NPN Switching Transistor |
| 2N3904 | NPN General Purpose Transistor |
| 2N3906 | PNP General Purpose Transistor |
| 2N4124 | NPN General Purpose Transistor |
| 2N4401 (ON Semic.) | NPN General Purpose Transistor |
| 2N5088 (ON Semic.) | NPN Silicon Amplifier Transistor |
| 2N5109 (Microsemi) | NPN Silicon RF Transistor |
| 2N5109 (STI) | NPN Silicon RF Transistor |
| 2N7000 (ST) | N-Channel Enhancement Mode Field Effect Transistor |
| 2N7000G (ON Semic.) | N-Channel Enhancement Mode Field Effect Transistor |
| 2SC1969 | NPN Silicon RF Power Transistor (HF, 10W) |
| 2SC2133 | NPN Silicon RF Power Transistor (VHF, 10W) |
| 2SC2166 | NPN Silicon RF Power Transistor (HF, 3W) |
| 2SC2290 | NPN Silicon RF Power Transistor (HF, 60W) |
| 2SC2879 | NPN Silicon RF Power Transistor (HF, 100W) |
| 5082-3081 | Pin Diode For RF Switching And Attenuating |
| 78L06 | 0,1A Positive Voltage Regulator; V_OUT=6v |
| 95SQ015 | Schottky Rectifier; Ultra Low Forward Voltage Drop |
| AD8007 | Ultralow Distortion, High Speed Amplifier |
| AD8055 | Wide Bandwidth Voltage Feedback Amplifier |
| AD8129 | Low Noise, High Gain (10) Differential Receiver Amplifier (200 MHz) |
| AD8307 | Logarithmic Amplifier DC-500 MHz, 92 dB |
| AD8310 | Fast, Voltage-Out, DC to 440 MHz, 95 dB Logarithmic Amplifier |
| AD9833 | Low Power Programmable Programmable Waveform Generator; 2.3 V to 5.5 V |
| AD9834 | Low Power DDS; 10-Bit DAC |
| AD9850 | CMOS 125 MHz Complete DDS Synthesizer |
| AD9851 | CMOS 180 MHz DDS/DAC Synthesizer |
| AD9852 | CMOS 300 MSPS Complete DDS |
| AD9854 | CMOS 300 MSPS Quadrature Complete DDS |
| ADG436 | Audio and Video SPDT Switch, On Resistance 12 Ohms |
| ADG451 | Audio and Video SPST Switches, On Resistance 4 Ohms |
| ARF463A | RF Power Mosfet |
| ARF463B | RF Power Mosfet |
| ART2K0FE | RF LDMOS Power Transistor (2000 W) |
| AT24C32 (Atmel) | 2-Wire Serial EEPROM 32K (4096 x 8) |
| ATF34143 | Low Noise Phemt; For Low Noise Amplifiers |
| ATMEGA8L | Processor (Atmel) |
| BAT41 | Schottky Barrier Diode |
| BAT54 (Vishay) | Small Signal Schottky Diodes, Single and Dual |
| BAT85 | Schottky Barrier Diode |
| BB112 | Silicon Variable Capacitance Diode (440 pF) |
| BB910 | VHF Variable Capacitance Diode (38 pF) |
| BC557 (Philips) | PNP General Purpose Transistor |
| BD131 (CDIL) | NPN General Purpose Transistor (Medium Power) |
| BFR96 (Mot) | NPN Silicon High-Frequency Transistor |
| BMP280 (Bosch) | Digital Pressure Sensor |
| BS170 | N-Channel Enhancement Mode Field Effect Transistor |
| CD4047B | CMOS Low-Power Monostable or Astable (50% duty cycle) Multivibrator |
| DS3231 | Real-Time Clock (RTC) with TCXO |
| EL5146C | Op Amp, 100MHz, Single Supply |
| ERA-5 | Monolithic Amplifier; Z=50 Ohm |
| ERA-6 | Monolithic Amplifier; Z=50 Ohm |
| FOD260L | 3.3V/5V High Speed Logic Gate Optocoupler (Tp < 100ns, Open Collector Output) |
| FST3253 (Fairchild) | Dual 4:1 Multiplexer/Demultiplexer Bus Switch |
| FT232R (FTDI) | USB to serial UART interface |
| GTL2002 (NXP) | 2-Bit Bidirectional Low Voltage Translator |
| IRF830A | Power Mosfet |
| IRL620 | Power Mosfet |
| J309 | N-Channel VHF/UHF JFET |
| J310 | N-Channel VHF/UHF JFET |
| LM358 | Low Power Dual Operational Amplifiers |
| LM380 | 2.5W Audio Power Amplifier |
| LM386 | Low Voltage Audio Power Amplifier |
| LM386M | Low Voltage Audio Power Amplifier |
| LM3914 | Dot/Bar Display Driver |
| LM4562 | LM4562 Dual High-Performance, High-Fidelity Audio Operational Amplifier |
| LMC6482 | CMOS Dual Rail-to-Rail Input and Output Operational Amplifier |
| LMC6484 | CMOS Quad Rail-to-Rail Input and Output Operational Amplifier |
| LT1039 | RS232 Driver/Receiver |
| LT1252 | Low Cost Video Amplifier |
| LT6231 | 215 MHz, Rail-To-Rail Output Opamp |
| M57735 | RF Power Module (50 MHz) |
| MAR-3 | Monolithic Amplifier; Z=50 Ohm |
| MAR-6 | Monolithic Amplifier; Z=50 Ohm |
| MAX233A | +5V-Powered, Multichannel RS-232 Drivers/Receivers |
| MAX522 | Dual, 8-Bit, Voltage-Output Serial DAC |
| MAX534 | +5V, Low-Power, 8-Bit Quad DAC |
| MAX1406 | 230kbps, 3-Tx/3-Rx RS-232 IC |
| MAX4414 | Low-Power, +3V/+5V, 400MHz Single-Supply Op Amps with Rail-to-Rail Outputs |
| MC1350P | Monolithic IF Amplifier |
| MC145170P2 | PLL Frequency Synthesizer With Serial Interface |
| MC3362 | Low-Power Narrowband FM Receiver |
| MC7805ACT (ON Semic.) | 1A Positive Voltage Regulator, V_Out = 5V |
| MC78L05ACP (ON Semic.) | 0,1A Positive Voltage Regulator, V_Out = 5V |
| MIC5891 (Micrel) | 8-Bit Serial-Input Latched Source Driver |
| MPF102 (ON Semic.) | JFET VHF Amplifier, N-Channel Depletion |
| MPSA14 | NPN Darlington Transistor |
| MPS918 | NPN Silicon Transistor |
| MPS5179 | NPN Silicon High-Frequency Transistor |
| MS5607-02BA (MEAS) | Barometric Pressure Sensor (High Resolution) |
| MVAM108 | Silicon Tuning Varactor Diode |
| MV209 | Voltage Variable Capacitance Diode (26 pF) |
| NJM2113 | Low Voltage Audio Power Amplifier (V_op = 6 Volts, R_load = 32 Ohms) |
| NJM2149 | Low Voltage Audio Power Amplifier (V_op = 6 Volts, R_load = 32 Ohms) |
| NJU6355ED | Serial I/O Real Time Clock |
| NTE618 | Silicon Tuning Diode for AM Radio (420 pF) |
| OPA x277 | High Precision Operational Amplifiers, Supply Range: ±2 V to ±18 V |
| OPA x350 | High-Speed, Single-Supply (5V), Rail-to-Rail Operational Amplifiers |
| PCF8563 | CMOS Real-Time Clock (RTC) and Calendar |
| PCF8566 | Universal LCD Driver For Low Multiplex Rates |
| PCM2902 | Stereo Audio Codec with USB Interface |
| PGA-103+ (Mini-Circuits) | Ultra Linear Low Noise Monolithic Amplifier (50 Ohms, 50 MHz to 4 GHz) |
| RA30H1317M | Mosfet RF Power Module |
| RA30H2127M | Mosfet RF Power Module |
| RD00HHS1 | Silicon RF Power MOS FET 30MHz, 300mW |
| RD06HHF1 | Silicon RF Power MOS FET 30MHz, 6W |
| RD15HVF1 | Silicon Power MOS FET 175MHz, 15W |
| RD16HHF1 | Silicon RF Power MOS FET 30MHz, 16W |
| RD100HHF1 | Silicon RF Power MOS FET 30MHz, 100W |
| SA602 | Double-balanced mixer and oscillator |
| SA612A | Double-balanced mixer and oscillator |
| SB530 | Schottky Barrier Rectifier |
| SD101A | Small Signal Schottky Barrier Diode |
| SD1405 | NPN Silicon RF Power Transistor |
| SD1487 | NPN Silicon RF Power Transistor |
| SGA-7489 | DC-3000 MHz Cascadable Gain Block |
| SI570 | Any-Rate I2C Programmable XO/VCXO (10 To 945 MHz) |
| SI5351 | I2C Programmable CMOS Clock Generator plus VCXO (2.5 kHz to 200 MHz) |
| SN74HC74 | Dual D-Type Positive-Edge-Triggered Flip-Flops (CMOS) |
| SSM2165-1 | Microphone Preamplifier, Variable Compression |
| TDA7052A | 1 W BTL Mono Audio Amplifier with DC Volume Control |
| TD62083 | Eight Channel Darlington Sink Driver (Toshiba) |
| TLC272 | LinCMOS Precision Dual Op Amps |
| TLC2272 | Advanced LinCMOS Rail-to-Rail Op Amps |
| TLV2462 | Low Power Rail-To-Rail Op Amp |
| UCN5891A (Allegro) | 8-Bit Serial-Input Latched Source Drivers |
| ULN2003 | Seven Darlington Transistors Array |
| ULN2803 | Eight Darlington Transistors Array |
| WINKEYER 3.1 (K1EL) | CW Processor and Keyer |
| ZTX789A | PNP Silicon High Gain Transistor |
| ZVP2106G | P-Channel Enhancement Mode DMOS FET |