Li-Ion/Li-Po 18650 Battery to 5V Boost Converter

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...

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High Current Half-Bridge with Over Current & Voltage Feedback for Step Down DC-DC Converter

High Current Half-Bridge with Over Current & Voltage Feedback for Step Down DC-DC Converter

This project enables the user to create a high current DC-DC converter. The project consists of a high current inductor, high current low voltage 2 x MOSFETs, half-bridge driver LT1158 chip, voltage feedback using onboard R9 and R10 resistor dividers, shunt resistor for overcurrent...

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3V to 5V DC Output Step-Up DC-DC Converter using MAX668

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...

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DC-HV DC Converter – 200V @ 20mA Output with 12V DC Input

DC-HV DC Converter – 200V @ 20mA Output with 12V DC Input

This is a low-cost DC-HV DC converter built using TL3843 Low-Power Current-Mode PWM Controller from TI. Screw terminal connectors are provided for input and output, onboard LED D1 indicates the input supply. The project provides 200V DC @ 20mA output from 12V DC supply...

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Phase-Shifted Full-Bridge PWM Controller Module – LM5046 Breakout Board

Phase-Shifted Full-Bridge PWM Controller Module – LM5046 Breakout Board

This is a Phase-Shifted Full-Bridge PWM LM5046 carrier board that contains all of the features necessary to implement a phase-shifted full-bridge topology power converter. All inputs and outputs pins are accessible using the header connector. High efficiency DC-DC converter can be...

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TINY DC-DC Power Module – Input 8-28V DC – Output 5V DC 1A

TINY DC-DC Power Module – Input 8-28V DC – Output 5V DC 1A

This tiny power module is an easy-to-use integrated power solution that combines a 3A DC/DC converter chip with inbuilt power MOSFETs, an inductor, and passives into a 3-pin, through-hole package. The standard TO-220 pin-out allows a much-improved replacement of linear regulators...

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1.2V to 50V @ 3A – Adjustable Power Supply with 55Vdc Input

1.2V to 50V @ 3A – Adjustable Power Supply with 55Vdc Input

The project presented here is a wide input voltage range non-isolated DC-DC Converter, that provides a regulated, adjustable output voltage. The operating input supply is 55V DC and output regulated from 1.2V to 50V DC. The project built using LM2576HVT-ADJ IC. Screw terminals...

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65V Input to 12Vdc Output – 1A synchronous buck DC/DC converter using LM5164

65V Input to 12Vdc Output – 1A synchronous buck DC/DC converter using LM5164

This is a step-down DC-DC converter mainly designed for application such as high-cell-count battery packs, power tools, garden tools and electric scooters, drones. Some of the features of the project is precision enable, input voltage UVLO, internal soft start etc. The project...

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