VREG 2 click is a voltage regulator click, with outstanding performances. It has a steady output voltage with the ripple lower than 5mV, short circuit protection with the LED indicator, and high efficiency with minimal power dissipation. The main output regulation element is the LM317, a well-established adjustable voltage regulator, often used in various electrical designs, for its outstanding regulation characteristics. The supporting electronics allows for the reduced dissipation, voltage regulation and short-circuit indication. It consists of the LM358, a dual operational amplifier (op-amp) with high voltage gain, and the LM2596 buck converter. The VREG 2 click can be used with the input voltage in the range of 10V to 35V, and output voltage in the range of 2.5V to 15V, with current up to 600mA.

Charger 2 click is a LiPo/Li-Ion battery charger with the additional monitoring IC onboard. This Click board™ as a whole, offers unpreceded battery charging and monitoring solution for 3.7V LiPo/Li-Ion batteries, with the capacity measurement/gas gauge function, for up to 7000 mAh. It provides measurement data via the I2C interface and two signaling LEDs on the Click board™ itself. It features two dedicated ICs - one for charging the battery and one for monitoring its status. The charging function is performed by the STBC08, a standalone linear battery charger IC, while the monitoring of the critical battery parameters is done by the STC3100, a battery monitor IC with Coulomb counter/gas gauge.

Charger 5 click is designed to charge Lithium-Ion and Lithium-Polymer batteries. Besides the overvoltage and undervoltage protection, reverse discharge and overtemperature protection, automatic recharge and end of charge safety timer, the click also introduces the fast charging feature to the line of click board™ charger products. Charger 5 click uses a programmable digital potentiometer for adjusting the fast charging constant current, which can be set from 100 mA to 950 mA, via the SPI interface.

Charger 5 click carries the MCP73113, a single-cell Li-Po/Li-Ion battery charge IC from Microchip, along with the digital potentiometer chip labeled as MCP4161, from the same company. This click can be used to easily and securely charge and fast-charge batteries on many different devices that use 3.7V Li-Po/Li-Ion batteries.

MCP16331 INV click works as a buck-boost voltage regulator, a switching regulator topology that combines principles of the buck conversion (step-down) and the boost conversion (step-up). A buck converter outputs voltage that is smaller than the input voltage (steps down the input voltage). A boost converter outputs voltage that is greater than the input voltage (steps up the input voltage). By combining these two topologies, MCP16331 INV click is able to output a regulated DC voltage, which can be set in the code, for input voltage both greater and less than the output voltage.

A major difference between the MCP16331 INV click and another click with the same name - MCP16331 click, is that this click works in an inverting configuration, providing an output voltage which is negative in respect to the GND level. Negative voltage is often used in symmetrical power supply configurations - for powering up operational amplifiers and similar devices that require such type of power supply. This feature, as well as the excellent power switching efficiency, overtemperature protection, and a clean regulated voltage output makes this device an ideal solution for powering up any application that demands a negative voltage power supply.

MCP73871 click is a fully integrated solution for system power delivery and Li-Po/Li-Ion battery charge management. The click features many Li-Po/Li-Ion battery charging optimizations, used to maximize the battery life. Some of the MCP73871 click features include constant current and voltage charging algorithms, overvoltage protection, automatic end of charge control, automatic recharge feature, preconditioning for depleted cells and thermal management.

All these features, coupled with the ability to simultaneously power up the system load and charge the connected battery, make this click a perfect solution for powering up many different battery-operated builds and projects, which use a rechargeable Li-Po/Li-Ion battery, but can also switch to an external power source.

MIC24055 click is the buck regulator that can deliver continuous output current up to 8A and can step down voltages from up to 19V which makes this click board easy to use with many power sources commonly available. The amount of current it can deliver and the steady, ripple-free regulated voltage, make this click board a perfect choice for powering up devices which require high current, regulated power supply, such as servers and workstations, routers, telecom equipment and every other electronic device with similar power demands.

MIC24055 click is equipped with the MIC24055, high-efficiency buck regulator from Microchip. This IC can work with the wide range of input voltages, from 4.5V up to 19V. The regulated voltage at the output can be set from 1V to 4.8V by the means of the feedback (FB) pin and the second chip on board - MCP4921, a single channel 12-bit DAC by Microchip, equipped with the SPI interface. By programming the output of this DAC through the SPI interface routed to the mikroBUS socket pins, it is possible to easily set up the output voltage of the buck regulator. MikroElektronika libraries make it possible to perform this task easily, as seen in the example application.

MIC33153 click is a DC-DC adjustable step-down (buck) converter that is designed to deliver a substantial amount of current to very demanding loads, with the voltage output up to 3.5V. The ultra-fast transient response and the ripple free output voltage are some of the main features of this DC-DC step-down converter. The proprietary HyperLight Load™ technology allows very efficient step-down conversion even for very light loads.

This adjustable DC-DC step-down converter click board™ has a very specific field of applications in which it gives the best results. Due to its ripple free voltage output and very high conversion efficiency, it is designed to be used as the power supply for the various portable GPS devices, mobile handsets, portable media and mp3 players, wireless LAN cards and similar applications that demand very clean power supply and high step down DC-DC conversion efficiency factor.

Buck 2 click is a powerful step down DC-DC switching regulator. It gives a high precision regulated voltage at its output and it can handle an ample amount of current. Buck 2 click is highly configurable - the output voltage, maximum current limiting, and the switching frequency parameters can be controlled via the IC pins routed to the mikroBUS™ socket, providing a simple and secure connection to the host MCU.

The input voltage can range from 4.5V to 19V and the output can be set to work in several discrete steps, ranging from 0.7V to 3.3V. Features, such as the wide range of input voltages, pin configurable working parameters, internal soft start, thermal shutdown, hiccup mode short-circuit protection and high switching efficiency, make this device a perfect choice for any step-down application which demands reasonably high current and accurate voltage regulation with clean and ripple-free low voltage power supply - such as the embedded electronic devices, servers, routers, data storage devices, low power ICs and similar.

Buck 3 click is a very advanced synchronous step-down (buck) converter, which is designed to deliver noise and ripple-free voltage to highly sensitive applications, such as FPGA and high-performance DSP platforms. The onboard step-down converter IC integrates low RDS_ON MOSFETs, that allow high efficiency, and thus high current on the output - up to 8A. Buck 3 operates at 800kHz, allowing an optimal balance between the efficiency and the size of the used components. DCM mode ensures that the efficiency is maintained even while working with light loads.

Buck 5 click is a high-efficiency buck (step-down) DC/DC converter, which can provide digitally adjusted step-down voltage on its output while delivering a considerable amount of current. Buck 5 click accepts a wide voltage range on its input - from 5V to 30V. The output voltage may be adjusted via the SPI interface, in the range from 0.9V to approximately 5.5V. This Click board™ utilizes the MAX17506, an integrated high efficiency, synchronous step-down DC/DC converter with internal feedback compensation, from Maxim Integrated. In addition, the MAX5401 digital potentiometer with SPI Interface is used on the feedback loop allowing digital control of the output voltage.

BUCK 6 click is an advanced synchronous DC-DC step down (buck) converter, with a very wide input voltage range and reasonably high output current. The digitally adjustable output voltage, overcurrent protection, overtemperature protection, soft start, adjustable PWM switching frequency, and very high efficiency, are just some of its many features that make this click an ideal solution whenever there is a requirement to step down the voltage. Also, an additional SYNC input allows tweaking of the internal clock signal, so it can be synchronized with the external clock signal when more than one device is used.

Buck 7 click is a high-efficiency buck (step-down) DC-DC converter, which can provide digitally adjusted step-down voltage on its output while delivering up to 3.5A of current. Buck 7 click accepts a wide voltage range on its input - from 5V to 35V. The output voltage may be adjusted via the SPI interface, in the range from 3.3V to approximately 90% of the input voltage. This Click board™ utilizes the MAX17504, an integrated high efficiency, synchronous step-down DC-DC converter with internal compensation, from Maxim Integrated. In addition, to allow digital control of the output voltage, the MCP4921, a 12bit D/A converter with SPI Interface is used on the feedback loop.

Buck 8 click is a high efficiency, wide voltage range, and high current synchronous step down (buck) DC-DC converter, featuring two enhanced modes that can be used to drive lighter loads with increased efficiency. The output voltage can be adjusted by the multi-turn trimmer potentiometer. Since the output voltage is set mechanically, it will retain the set value, even after the restart. Very high efficiency results with the reduced power dissipation, thus allowing reasonably high power to be delivered to the load, connected to the output terminal. Internal feedback compensation across the whole voltage range allows lower number of external components.

BOOST 2 click is a DC-DC step-up (boost) regulator that has a fixed 5V output, which can be obtained from any low voltage input - such as NiCd, NiMH or one cell Li-Po/Li-Ion batteries. This click features very high efficiency, low noise and anti-ringing voltage output and inrush current limiting with the internal soft-start, as well as true disconnect option for minimized power drain, when in shutdown mode.

These features allow this device to be used as the power source for various battery-operated devices, especially for those which require 5V, such as the PIC® family of microcontrollers, various portable embedded electronic devices, handheld instruments, GPS modules, or various battery-operated USB emergency backup chargers. Very good switching efficiency factor ensures prolonged battery life for any application this device is used in.

Buck-Boost 2 click is an advanced DC-DC step-down/step-up regulator (buck/boost), which is able to provide regulated 5V on its output, regardless of the input voltage. The input voltage can range from 2.7V up to 40V. The Click board™ provides an ultra-low noise and ripple free regulated output, with transparent switching from buck to boost mode - depending on the input voltage, which produces no discontinuities or switching artifacts, such as transients or subharmonic switching. Selectable switching mode allows optimal power consumption and high power efficiency, for both lighter and heavier loads.

PAC1921 click is a versatile power monitoring and measuring device intended for the high speed, low latency measurements. This device can measure current, voltage or the power of the connected load. PAC1921 click features an integrated average power measurement, it can output the measured properties in the form of a filtered analog voltage level by using 10bit DAC, provides 1x to 128x current binary gain, it has an integrated second order input ADC, automatic zero offset, and all the measured values are available through the serial SMBus/I2C interface.

With its very low margin of error, PAC1921 click is perfectly suited for measurement and monitoring of electrical properties in a wide range of different applications, such as the diagnostic equipment, power supplies, industrial and power management systems, notebook and desktop computers and similar applications where high speed, low latency measurements, and power monitoring is needed.

Perfect control over RBG LEDs

LED Driver 3 click is an RGB LED driver, capable of driving RGB LEDs with up to 30mA per segment, via the digital I2C interface. It comes with an RGB LED onboard, and is capable of displaying a palette of 32768 colors. It features an integrated circuit with three independent LED driver sections and a programmable gradual dimming control, which gives a smooth dimming effect. Heat dissipation is taken to the minimum, due to a fact that the used driver IC works with up to 94% efficiency.

LED Driver 4 click is a form of a high-efficiency boost converter that is ideally suited for driving an array of white LEDs. The driver has the ability to dim the connected LED array, without producing any noise on the output. The Click board™ is capable of driving a LED array with up to 26V, providing a constant current to the LED segments. The LED segments are connected in series between the output terminals, which results in an even current distribution, thus providing a uniform brightness of each LED. A built-in soft-start function prevents large inrush current. Output open LED circuit, thermal, and undervoltage protection, provide a reliable operation.

There are many battery chargers and solar energy harvesters out there already, but the Solar energy click has the unique feature - it encompasses both of these devices in a single package. The click uses Texas Instruments BQ25570 - a nano-power high-efficiency boost charger and buck converter device, designed to work with very low power energy harvesting elements, such as the photovoltaic and thermoelectric generators.

The Solar energy click recharges the connected LiPo battery or the onboard 220mF supercapacitor, using the photovoltaic element.This is done by utilizing the BQ25570's charging and power harvesting capabilities and clever nano-power management features. This click can also power up low power consumption devices by using the stored energy, providing a way for continuous power operation of low power devices.

These features make the Solar energy click an ideal solution for powering wireless sensor networks, environment monitoring devices, portable and wearable health monitoring devices and similar low power self-sustained devices.

BATT-MAN click is a very versatile battery operated power manager. When powered via mikroBUS™, it will charge the connected Li-Ion/Li-Po 3.7V battery, while providing the output voltage on all its outputs at the same time. The interesting feature of this device is that it can provide additional current to the connected load if the current provided from the mikroBUS™ socket is not enough. This is possible by utilizing the connected battery and by employing intelligent power routing algorithms of BATT-MAN click.

This click has several output voltage options - it can charge the connected battery from the mikroBUS™ power rails and it is very efficient when it comes to using 5V rail of mikroBUS™. It also has an EN Vout switch (SW1) that is used to enable the BATT-MAN click power outputs, even when the click is not connected to mikroBUS™. This allows for the click board™ to be used as the standalone battery-powered voltage regulator. BATT-MAN click can be used as a very efficient 5V battery charger and as a power supply for various portable devices and applications.

UPS click is a supercapacitor charger click that provides continuous power for a load connected to the output terminals. It also provides a temporary backup power supply in cases when the main power supply is abruptly disconnected - hence its name - UPS click. Besides backup function, it also provides a power for the applications with high peak power requirements, such as LED flashes, PCMCIA TX bursts, HDD bursts, GPRS/GSM transmitters and similar. UPS click uses two 3.3F supercapacitors connected in series, which are used as a temporary power storage banks.

Nano Power click is a boost (step-up) DC-DC converter click with extremely high efficiency and very low input voltage, aimed at the low power IoT market and battery-powered sensors and other devices. The input voltage can be very low: the conversion will start for voltages down to 0.95V, providing 5V to the connected load. Once started, the input voltage can drop as low as the 0.4V, depending on the connected load. The onboard DC-DC converter IC uses the pulse frequency modulation control scheme (PFM), that allows high efficiency and low power consumption for a wide range of output currents.

Nano Power 2 click is a very low power voltage comparator, aimed at portable and battery-powered applications. It allows detecting a difference of two voltage potentials, applied on two input pins. The device can detect differences very precisely, avoiding oscillations that can occur when both input voltages are equal by employing an internal hysteresis. Nano Power 2 click offers a choice to select one of the input voltages from the internal fixed reference of 1.2V, or by setting both input voltages by the onboard potentiometers.

Driver click features an IC with seven integrated high-current sink drivers, which can be used to drive a wide range of loads via simple parallel interface. These integrated drivers use high-efficiency MOSFETs for improved thermal performance. The DRV777 integrated motor and relay driver IC from Texas Instruments is the main active element of this Click board™. It is ideally suited for driving motors, relays, and similar inductive loads, as it features an internal free-wheeling diode for inductive kickback protection, on every channel. It operates with voltages up to 20 V, and by combining all the channels, it can sink up to 1A of current.

Boost-INV click is a very useful DC/DC voltage converter device, as can output both positive and negative voltage, boosted up to 12.78V and -13.95, from a single fixed voltage input. The input voltage can vary between 2.55V to 5.5V, making the Boost-INV click an ideal solution for powering devices with complex, split-rail power supply demands, using only a common battery. A special feature of the LTC3582 integrated DC/DC converter is the presence of the I2C interface, which is uncommon for devices of this type: it allows configuring of the output voltages, power sequencing, and output voltage ramp rates. It has an OTP memory also, which can be used to store the power-on default values.

Click Analyzer is a smart and powerful tool for analyzing pin states and voltage levels on the mikroBUS™. It is a versatile and powerful smart analyzing tool, which consists of two 8-bit PIC microcontrollers (MCUs), from Microchip. By utilizing some of the capabilities of the PIC18F26K42 MCU, such as the DMA, CLC, SMT, and NCO to name few, it is possible to achieve measurement and monitoring of the voltage states on all the pins of the stackable mikroBUS™ slot. The stackable slot allows installation of any Click board™ on a top of the Click Analyzer, allowing easy and simple data traffic analysis. Click Analyzer offers several data transfer protocols, suitable both for various M2M applications, as well as for the human-machine interface (HMI) applications.

PWR Meter click is a power measurement Click board™, capable of measuring voltage and current through the load, connected to either AC or DC power source. PWR Meter click uses the MCP39F511A, a very sophisticated monitoring IC from Microchip, with 16-bit processing core. It is used to calculate all the measurement parameters, returning values of multiple power parameters directly, over the UART interface, reducing the processing load on the host MCU. These parameters include active, reactive, and apparent power, current and voltage RMS, line frequency, and power factor.

PWR Meter 2 click is a compact and accurate power monitoring Click board™, capable of measuring and monitoring voltage up to 24V and current up to 5A. It carries the MCP3910, an integrated Analog Front End (AFE) device, which consists of two delta-sigma A/D Converters (ADC), two Programmable Gain Amplifiers (PGA), phase delay compensation section, voltage reference section, digital offset and gain error calibration registers, and industry-standard SPI interface. This device allows to build power monitoring device with a reasonably low count of elements: A current sensing resistor connected to one channel with the voltage divider connected to the second channel is all that it is required to perform an accurate power measurement.