DC-DC Boost & Buzzer Driver Reference Design
https://www.electronics-lab.com/dc-dc-boost-buzzer-driver-reference-design/
Author: Irena Zhuravchak, Technical Documentation Apps Engineer, Renesas Electronics, Lviv, Ukraine Introduction What do alarm systems, timers, smart keychains, and other notification systems have in common? They all need a buzzer, and consequently, a buzzer driver. The driver must satisfy specific criteria, such as delivering the requisite current and intensity, the possibility to add different […]
Monolithic Power Systems (MPS) MP3363 Boost LED Drivers
https://www.electronics-lab.com/monolithic-power-systems-mps-mp3363-boost-led-drivers/
Monolithic Power Systems (MPS) MP3363 Boost LED Drivers offer an ideal solution for low-current and high-current boost applications. The MP3363 provides a low 0.2V feedback voltage (VFB), allowing higher efficiency in white LED driver applications. The device regulates the output voltage (VOUT) up to 36V, with an efficiency as high as 95%. Additionally, the current […]
Li-Ion/Li-Po 18650 Battery to 5V Boost Converter
https://www.electronics-lab.com/li-ion-li-po-18650-battery-to-5v-boost-converter/
The project presented here is capable of supplying 400mA of current from a 3.7V Li-Ion/Li-Po Battery input with a 5V output. The converter has an internal soft start and internal frequency compensation features. The project is built using LTC3426 SOT23-6 chip. The LTC3426 chip is in a low profile (1mm) SOT-23 package and has a […]
3V to 5V DC Output Step-Up DC-DC Converter using MAX668
https://www.electronics-lab.com/3v-to-5v-dc-output-step-up-dc-dc-converter-using-max668/
The project presented here is a powerful constant-frequency, pulse-width modulating (PWM), current-mode step-up DC-DC switching regulator efficiently producing 5V from input voltages between 3V to 5V. The project can be used in a portable device that works with a battery. The module produces a peak current of up to 1A and an output voltage of […]
TPS61023 – 3.7-A boost converter with 0.5-V ultra-low input voltage
https://www.electronics-lab.com/tps61023-3-7-a-boost-converter-with-0-5-v-ultra-low-input-voltage/
TPS61023 device is a synchronous boost converter with 0.5-V ultra-low input voltage. The device provides a power supply solution for portable equipment and smart devices powered by various batteries and super capacitors. The TPS61023 has typical 3.7-A valley switch current limit over full temperature range. With a wide input voltage range of 0.5 V to […]
Texas Instruments TPS61023 3A Boost Converters have input voltage as low as 0.5V
https://www.electronics-lab.com/texas-instruments-tps61023-3a-boost-converters-have-input-voltage-as-low-as-0-5v/
Texas Instruments TPS61023 3A Boost Converters provide a power supply solution for portable equipment and smart devices powered by various batteries and supercapacitors. The TPS61023 has a typical 3.7A valley switch current limit over a full temperature range and a 0.5V ultra-low input voltage. The TPS61023 supports supercapacitor backup power applications with a wide input […]
Analog Devices LT8333 Current-Mode DC-DC Converter
https://www.electronics-lab.com/analog-devices-lt8333-current-mode-dc-dc-converter/
Analog Devices Inc. LT8333 Current-Mode DC-DC Converter integrates a 40V, 3A power switch and operates from a 2.8V to 40V input. With a unique single feedback pin architecture, this device is capable of Boost, SEPIC, or inverting configurations. Burst Mode® operation consumes as low as 9μA quiescent current to maintain high efficiency at very low output […]
Maxim Integrated MAX17291B High-Voltage Micropower Boost Converter
https://www.electronics-lab.com/maxim-integrated-max17291b-high-voltage-micropower-boost-converter/
Maxim Integrated MAX17291B High-Voltage Micropower Boost Converter is a low quiescent current (IQ) step-up DC-DC converter with a 1A peak inductor current limit and True Shutdown™. The True Shutdown mode disconnects the output from the input with no forward or reverse current. Meanwhile, the output voltage is set with an external resistor divider. The Maxim […]
LTC7804 40 V 3 MHz Boost Controller with Spread Spectrum offers 99.9% efficiency
https://www.electronics-lab.com/ltc7804-40-v-3-mhz-boost-controller-with-spread-spectrum-offers-99-9-efficiency/
Analog Devices’ LTC7804 offers low Iq, small solution size, and PassThru™ operation for up to 99.9% efficiency ADI’s LTC7804 is a low IQ, 3 MHz PassThru operation capable of synchronous boost DC/DC switching regulator controller that operates up to a 40 V input voltage. Its low quiescent current extends operating runtime in battery-powered systems when […]
Monolithic Power Systems (MPS) MP3362 Boost LED Driver
https://www.electronics-lab.com/monolithic-power-systems-mps-mp3362-boost-led-driver/
Monolithic Power Systems (MPS) MP3362 Boost LED Driver is a fixed-frequency converter for low-current and high-current boost applications. The driver features a low 0.2V feedback voltage for higher efficiency in white LED driver applications. The MP3362 regulates the output voltage up to 36V with an efficiency as high as 95%. Current mode regulation and external compensation […]