![Simple circuit lets you characterize JFETs Simple circuit lets you characterize JFETs](https://www.electronics-lab.com/wp-content/uploads/2015/07/296708-simple_circuit_lets_you_characterize_jfets_figure_2.jpg)
Simple circuit lets you characterize JFETs
by John Fattaruso @ edn.com: When working with discrete JFETs, designers may need to accommodate a large variation in device parameters for a given transistor type. A square-law equation is usually used as an approximate model for the drain-current characteristic of the JFET:...
Continue Reading![2.5A BIPOLAR STEPPER MOTOR DRIVER LV8772E 2.5A BIPOLAR STEPPER MOTOR DRIVER LV8772E](https://www.electronics-lab.com/wp-content/uploads/2015/07/PIC11.jpg)
2.5A BIPOLAR STEPPER MOTOR DRIVER LV8772E
Tiny Board has been designed around LV8772 IC from On-Semi. This driver is capable of micro-step drive and supports 4W 1-2 phase excitation. It has Low on Resistance with motor current selectable in four steps. The board is equipped with unusual condition warning LED and input Pulse...
Continue Reading![LCD Adapter Board LCD Adapter Board](https://www.electronics-lab.com/wp-content/uploads/2015/07/PIC00311-e1438080474262.jpg)
LCD Adapter Board
Simple LCD adapter board offers an easy way to interface a standard 16X2 LCD to your project. Specifications Very Tiny PTH PCB Onboard Preset to set the Contrast Easy interface with 10 PIN Box Header Connector LCD Adapter Board -...
Continue Reading![IO expander board IO expander board](https://www.electronics-lab.com/wp-content/uploads/2015/07/C0421.jpg)
IO expander board
I/O Expander Board offers a convenient way to interface upto 16 I/O pins in your project using SPI/I2C bus. This kit uses the famous MCP23S17 IO chip from Microhip. Specifications Supply sourced through the interfacing Box Header connector The kit has 2 separate Box Header...
Continue Reading![EEPROM Module EEPROM Module](https://www.electronics-lab.com/wp-content/uploads/2015/07/C040-500x500-500x5001.jpg)
EEPROM Module
EEPROM Add-On Board offers an easy way to interface a standard 24Cxx type I2C EEPROM to your project. Specifications 5 VDC supply sourced through the interfacing Box Header connector Jumper selectable address option available Four mounting holes 3.2 mm each PCB dimensions...
Continue Reading![16-Bit I2C-Bus LED Dimmer 16-Bit I2C-Bus LED Dimmer](https://www.electronics-lab.com/wp-content/uploads/2015/07/led_dimmer.png)
16-Bit I2C-Bus LED Dimmer
This project is devised for LED dimming using NXP Semiconductors' PCA9532 16-Bit I2C-Bus LED dimmer. A lot of solid-state lighting applications require control over the emitted intensity of light for both functional and aesthetic requirements. Some of these applications also require a...
Continue Reading![1clickBOM, a browser extension for quick shopping – Firefox version 1clickBOM, a browser extension for quick shopping – Firefox version](https://www.electronics-lab.com/wp-content/uploads/2015/07/OneClick-BOM-600x334.png)
1clickBOM, a browser extension for quick shopping – Firefox version
Kaspar of Monostable has released a Firefox version of his helpful purchasing tool the 1clickBOM, a browser extension to quickly add electronic components to shopping carts: 1clickBOM, a browser extension for quick shopping - Firefox version -...
Continue Reading![LM2596 DC-DC Converter Module Testing LM2596 DC-DC Converter Module Testing](https://www.electronics-lab.com/wp-content/uploads/2015/07/LM2596Module-1024x768.jpg)
LM2596 DC-DC Converter Module Testing
by Kerry D. Wong: LM2596 based step-down DC-DC converter modules can be bought on eBay quite cheaply for around a dollar each. But how do they perform? Is it safe to use it to power your design? Let’s find out. According to TI’s website, these LM2596 step-down (buck)...
Continue Reading