Synchronous Boost Converter 12V Input to 24V Output @ 2A
https://www.electronics-lab.com/project/synchronous-boost-converter-12v-input-to-24v-output-2a/
This project is a synchronous boost converter based on the LM5122 IC. It converts a 12V input to a 24V output capable of delivering up to 2A. It features high-current connectors and a power indicator LED.
Simple SMPS, 85-265VAC Input with Output 12VDC @ 750mA
https://www.electronics-lab.com/project/simple-smps-85-265vac-input-with-output-12vdc-750ma/
This is a compact Switch-Mode Power Supply (SMPS) using the TNY266 chip for cost-effective solutions like power adapters and LED drivers. It includes a rectifier, TNY266 switch, and PC817 optocoupler feedback. It requires no auxiliary power.
Boost Converter 5V DC Input – 12V DC Output
https://www.electronics-lab.com/project/boost-converter-5v-dc-input-12v-dc-output/
This project is a compact boost converter circuit that steps up a 5V to 12V DC output using the LM2733 regulator. It achieves high power density with a small SOT-23 package, minimal components, and high-frequency switching. It also includes current limiting and thermal protection.
3W Switch Mode Power Supply – 12V output
https://www.electronics-lab.com/project/3w-switch-mode-power-supply-12v-output/
The project presented here is 3W Switch mode power supply mainly designed for LED applications. The project is based on LNK364 chip from Power Integrations. LNK364 incorporates a 700V power MOSFET, oscillator, simple ON/OFF control scheme, a high-voltage switched current source, frequency jittering, cycle-bicycle current limit and thermal shutdown circuitry onto a monolithic IC. The […]
Isolated Flyback Converter with 18V-28V Input and 12V Output
https://www.electronics-lab.com/project/isolated-flyback-converter-with-18v-to-28v-input-and-12v-output/
The project presented here is a micropower no-opto isolated flyback converter featuring the LT8304 chip from Analog Devices. This circuit outputs 12V and maintains tight regulation with a load current from 10mA up to 1A and over an input voltage from 18V to 28V. The project needs less than 0.5% of its full output power […]
12V Step-Up DC-DC Converter from 1.8V to 5V Input
https://www.electronics-lab.com/project/12v-step-up-dc-dc-converter-from-1-8v-to-5v-input/
This is a DC/DC converter that combines a traditional voltage feedback loop and a unique current feedback loop to operate as a constant-current, constant-voltage source. The project has been designed using the LT1618 chip. The board provides 12V/150mA output, from input supply 1.8V to 5VDC. The LT1618 uses a constant frequency, current mode control scheme […]
Step Up DC-DC Converter 12V Output – 5V Input
https://www.electronics-lab.com/project/step-up-dc-dc-converter-12v-output-5v-input/
This high-performance, fixed frequency, current-mode PWM step-up DC/DC converter efficiently produces 12V from input voltages between 3.6V to 5.5V. The project is built using the PAM2423 chip, which includes an integrated power MOSFET that supports a peak current of up to 5.5A. The IC utilizes simple external loop compensation allowing optimization between component size, cost, […]
Step Up DC-DC Converter – 24V/10mA Output from 12V DC Input – Compatible to TO220 LDO
https://www.electronics-lab.com/project/step-up-dc-dc-converter-24v-10ma-output-from-12v-dc-input-compatible-to-to220-ldo/
The project demonstrated here is a small-size solution, high-efficiency, low-cost, and low-EMI step-up DC/DC module for LDO regulator replacement. This small size module helps save on solution size and cost while also eliminating the need for a heatsink. The module takes up the same amount of space as a TO-220 package and is pin-to-pin compatible […]