Components
4A list of components in my inventory. This was in my private Joplin notes, but markdown is difficult to deal with and the Joplin editor is dreadful.
Integrated Circuits
Timers, drivers
| Item | Quantity | Description |
|---|---|---|
| ULN2803A | 5 | 8 NPN Darlington Transistor Array, 50V, 0.5A, for TTL/5V CMOS |
| ULN2003A | 7 NPN Darlington Transistor Array, 50V, 0.5A, | |
| MOC3023 | 1 | Optoisolator |
| MAX232 | 10 | RS-232 driver |
| NE555 | 6 | 555 timer |
| TLC5940 | 10 | 16-channel constant-current sink LED driver |
Digital Logic, Microprocessor, RAM, EEPROM
| Item | Quantity | Description |
|---|---|---|
| 40XX
01, 11, 13, 17, 40, 66, 93, 520, 511 |
||
| 74164 | 2 | 8-bit shift register |
| 74154 | 1 | 4-Line to 16-Line Decoder |
| 74157 | 4 | |
| 74x
151, 153, 175, 193, 245, 14, 20, 42, 48, 74, 83, 86, 32, 00, 02, 04, 10, 08, 164, 273, 373 |
||
| SN74HC595 | 10 | 8-bit shift register, tristate output |
| Z8400BB1/Z80bcpu | 1 | Z80, old stock |
| 6502 (old) | 1 | Original old stock |
| W65C02 | 5 | Fake western design 6502 |
| HM6116P-2 | 1 | 2,048-word x 8bit High Speed CMOS Static RAM |
| HM628128ALP-7 | 4 | 131,072-word x 8-bit CMOS Static RAM |
| HM65256BLP | 1 | 32,768-word x 8-bit Static RAM |
| AT28C16 | 5 | 2,048-word by 8-bit EEPROM |
Op Amps
| Item | Quantity | Description |
|---|---|---|
| LM324 | 10 | Single Supply Quad Operational Amplifier, 0.5V/us |
| LM386 (SOP8) | 20 | Low Voltage Audio Power Amplifier |
| LM339 | 10 | Single supply quad voltage comparator |
| LM1875 | 10 | 20w audio power amplifier |
| LM6181IN | 2 | Current feedback amplifier |
| NE5532 | 10 | Dual Low-Noise Operational Amplifiers
Suspect. Got slew of 8V/4us. Should be 9V/us; ~4x slower |
| TDA7267 | 5 | 2w mono amplifier |
| TL072CP | 10 | JFET-Input Dual Op Amp
Fake? Got a slew of 8V/42us. Should be 13V/us; ~68x slower |
| TL082 | 10 | JFET-Input Dual Op Amp, 13V/us
Fake? Got a slew of 8V/42us. Should be 13V/us; ~68x slower |
| UA741 | 3 | Remaining good opamps |
Power Regulators, Supervisors
| Item | Quantity | Description |
|---|---|---|
| KA75330 | 9 | Voltage detector |
| LM317 | 10 TO-220
2 TO-90 |
Adjustable linear voltage regulator |
| LM1117 | 6 | Linear Regulator |
| LM7805 | 10 | 5V Voltage Regulator |
| LM7905 | 10 | -5V Voltage Regulator |
| MCP1700 | 8 | 3.3v CMOS LDO voltage regulator |
| MT3608 Module | 4 | DC-DC Boost Module |
| XL6009 Module | 1 | DC-DC Boost module |
| LM2596 Module | 1 | DC-DC Buck module |
Diodes, Rectifiers
| Item | Quantity | Description |
|---|---|---|
| 1N4001 | 100 | 50V diode |
| 1N4002 | 100 | 100V diode |
| 1N4007 | 4 | 1000V diode |
| 1N4148 | 200 | 100V signal diode |
| 1n47XX | 5 each | Zener diodes of various voltages.
3V 3.3V 3.6V 3.9V 4.7V 5.1V 5.6V 6.2V 10V 12V 13V 15V 18V 27V 30V |
| 1N5817 | 90+ | 20V schottky diode |
Transistors
Field-Effect (FETs)
| Item | Quantity | Description |
|---|---|---|
| 2N7000 | 20 | N-Channel Signal MOSFET |
| FQP30N06 | 10 | N-Channel, 2.0v max 60 volt and 30 amp rating |
| IRF3708 | 10 | N-Channel, 0.6v Rds = 0.0095Ohm at Vgs=4.5V |
| IRF540 | 10+ | N-Channel MOSFET, Vgs(th)=2.0~4.0v, Vgs=10V Vds=100V |
| IRF9540 | 20+ | P-Channel MOSFET, Vgs(th)=-2.0~-4.0v, Vgs=-10V Vds=-100V |
| IRLZ44N | 30 | N-Channel, 1.0v Rds = 0.025ohm at Vgs=5.0v |
| NDP6020P | 10 | P-Channel, -0.4v |
Bipolar Junction (BJTs)
| Item | Quantity | Description |
|---|---|---|
| 2N2222 | 20 | NPN 600mA 40V |
| 2N2907 | 20 | PNP 600mA 40V |
| 2N3904 | 20 | NPN 200mA 40V |
| 2N3906 | 20 | PNP 200mA 40V |
| A1015 | 20 | PNP 150mA 50V |
| bc547 | <5 | |
| bc557 | 1 | |
| BC327 | 20 | PNP 800mA 45V |
| BC337 | 20 | NPN 800mA 45V |
| C1815 | 20 | NPN 150mA 50V |
| S8050 | 20 | NPN 500mA 25V |
| S8550 | 20 | PNP 500mA 25V |
| TIP31C | 10 | NPN; 3A 100V. Power transistor |
Other switches or relays
| Item | Quantity | Description |
|---|---|---|
| AQH2223 | 10 Need to Test | Solid state relay |
| HK4100F | 5+ | 5V DC Signal Relay |
Resistors
| Item | Quantity | Description |
|---|---|---|
| 10 | 20 | 1/4 W |
| 22 | 1/4 W | |
| 47 | 40 | 1/4 W |
| 100 | 20 | 1/4 W |
| 150 | 1 | 1/2 W |
| 220 | 10 | 1/4 W |
| 300 | 50+ | 1/4 W |
| 470 | 20 | 1/4 W |
| 680 | 20 | 1/4 W |
| 1k | 100+ | 1/4 W |
| 1.5k | 2 | 1/8 W |
| 2.2k | 100+ | 1/4 W |
| 3.3k | 100 | 1/4 W |
| 4.7k | 100+ | 1/4 W |
| 6.8k | 18 | 1/4 W |
| 10k | 100+ | 1/4 W |
| 22k | 20 | 1/4 W |
| 33k | 100 | 1/4 W |
| 68k | 10 | 1/4 W |
| 100k | 100+ | 1/4 W |
| 220k | 10 | 1/4 W |
| 330k | 5 | 1/4 W |
| 1m | 10+ | 1/4 W |
Variable Resistors
| Item | Quantity | Description |
|---|---|---|
| 1k DIP pot | ||
| 10k DIP pot | ||
| 20k DIP pot | ||
| 1m DIP pot | 8 | |
| RM065 Film Pot | 10 each | 100, 200, 500, 1k, 2k, 5k, 10k, 20k, 50k, 100k, 200k, 500k, 1M values |
| X9C104P | 8 | 100K digital potentiometer, DIP |
Capacitors
| Item | Quantity | Description |
|---|---|---|
| Various 1pF - 1nF, 1nF - 1 uF | ||
| 27 pF | 100 | |
| 39 pF | 100 | |
| 0.1, 0.15, 0.22, 0.33, 0.47, 0.68 uF | 50 | ceramic kit |
| 1 uF | 15
50 |
50V
ceramic kit |
| 2.2 uF | 10
50 |
50V
ceramic kit |
| 3.3 uF | 10 | 50V |
| 4.7 uF | 10
50 |
50V
ceramic kit |
| 10 uF | 20
50 |
50V
ceramic kit |
| 22 uF | 10 | 25V |
| 33 uF | 10 | 25V |
| 47 uF | 10 | 25V |
| 100 uF | 12 | 16V |
| 220 uF | 10 | 16V |
| 330 uF | 10 | 16V |
| 470 uF | 10 | 16V |
| 820 uF | 2 | |
| 880 uF | 2 | |
| 1000 uF | 40+ | 25V |
| 1500 uF | 3 | |
| 1800 uF | 10 | JY brand |
Inductors
| Item | Quantity | Description |
|---|---|---|
| 2.2 uH | 10 | 1 W |
| 4.7 uH | 10 | 1 W |
| 6.8 uH | 10 | 1 W |
| 10 uH | 10 | 1 W |
| 22 uH | 10 | 1 W |
| 47 uH | 10 | 1 W |
| 68 uH | 10 | 1 W |
| 100 uH | 10 | 1 W |
| 220 uH | 10 | 1 W |
| 330 uH | 10 | 1 W |
| 470 uH | 10 | 1 W |
| 1MH | 10 | 1 W |
Miscellaneous
| Item | Quantity | Description |
|---|---|---|
| 3mm LED | 50+
100 |
Red, green, yellow, blue, white |
| 5mm LED | 100 | Red, green, yellow, blue, white |
| 5mm 940nm LED | 100+ | Infrared |
| 16MHz Crystal | ||
| 4MHz Crystal | ||
| 1.8432MHz Crystal | ||
| NTC 100d-11 | 4 | Thermistor, 100 ohm @ 25C |
| Photoresistor | 10 | |
| Laser diode | 10 | |
| 1x header | 20 | 1x40 header, male-male |
| 2x header | 5 | 2x40 header, male-male |
| 1x8 male-female header | 10+ | various, for wemos d1 modules |
| TEC1-12706 | 4 | 12V Peltier plate, thermoelectric cooler |
| usb lipo charger | 5 | |
| 4 channel shift level | 2 | shift level module / breakout |
| 1604 LCD | 0 | Blue, used by signal generator |
| 1602 LCD + i2c adapter | 0 | Green, used by electronic load |
Microprocessors, Arduino, etc.
| Item | Quantity | Description |
|---|---|---|
| Arduino pro mini | 10 | |
| Arduino nano | 1 | |
| Arduino Duemilanove | 1 | 2010 vintage |
| Arduino Leonardo | 1 | |
| Arduino Mega | 1 | From 2013 |
| Arduino Mega new | 1 | From 2020 |
| Arduino Mega Protoboard | 1 | |
| Arduino 2560 Mega Mini | 1 | |
| STM32 | 2 | STM32F103C8T6 |
| ESP8266 | 5 | Individual modules |
| ESP32 | 2 | ESP32-WROOM-32U, ESP32-WROOM-32S |
| ESP32 board | 1 | ESP32 |
| ESP8266 Wemos D1 | 4 | ESP8266 Wemos Board |
Modules
| Item | Quantity | Description |
|---|---|---|
| Arduino RTC module | 1 | i2c |
| Arduino SD card module | 1 | |
| Arduino Ethernet module | 1 | |
| Ultrasonic module | 1 | mini humidifier/atomizer module |
| IRF520 driver module | 1 | |
| GME12864-50 | 0 | OLED 0.96" Blue, used by CO2 meter |
| RS-485 TTL to RS485 Module | 5 | MAX485CSA Converter Module |
| Double Stepper Motor Driver | 4 | Double BTS7960B DC 43A Stepper Motor Driver |
| CAN Bus Interface module | 1 | MCP2515 CAN Bus Interface |
| ADS1115 4-channel ADC | 4 | I2C 16-bit ADC |
| MCP4725 DAC | 2 | 12-bit I2C DAC Module |
| LM35DZ | 2 | Temperature sensor |
| GY-BMP 280 | 2 | Atmospheric pressure sensor |
| BMP 180 | Atmospheric pressure sensor | |
| DHT11 | Humidity, temperature sensor | |
| MAX471 | Current-sense amplifier | |
| Microphone module | 2 | MAX9812 amplifier module |
| MH-ET LIVE MAX30102 | 1 | Heart rate module |
| RC522 Module | 1 | RC522 RFID Card Reader Module |
| CJMCU-9833 | 1 | ADS9833 Signal Generator Module |
| CJMCU-4599 | 1 | Si4599 N and P Channel 40V (D -S) MOSFET module |
| Rotary Encoder Module | 3 | KY-040 Rotary Encoder Module with 15×16.5 mm with Knob Cap |
| IR obstacle sensor module | 5 | IR Diode + sensor + opamp module |
| Micro USB breakout adapter | 5 | Micro USB breakout adapter, for testing or placing USB input elsewhere |
| TTP223 Capacitive Touch Buttons | 5 | These are super tiny |
| MPU6050 3 Axis Accelerometer | 1 | |
| MAX9814 Microphone Amplifier | 3 | |
| INA219 | 1 | Low voltage current sensor |