USB chargers have change into an indispensable a part of our day by day lives, retaining our units powered and able to go. However have you ever ever questioned how these chargers work behind the scenes? On this beginner-friendly article, we are going to uncover the secrets and techniques of USB charger designs. We’ll discover 5 completely different reference designs that cater to completely different charging necessities, utilizing easy language and clear explanations.
Whether or not you’re a tech fanatic or simply interested in how these chargers perform, this information will empower you to grasp and select the suitable USB charger on your wants. Let’s dive in and demystify the world of USB charger designs!
1. Twin USB Port Charger
Throughout emergencies or conditions with out entry to conventional energy sources, charging USB units might be difficult. Analog Gadgets (ADI) has launched a reference design for a twin USB port charger, the CN0509, aimed toward simplifying the design course of.
This design can present a regulated 5V, 2A energy provide from numerous DC sources, accommodating enter voltages starting from 5V to 100V.
The reference design consists of two USB charging ports, one with a devoted charging port (DCP) controller, and provides safety in opposition to reverse voltage circumstances.
Know extra about this reference design: Twin USB Port Charger
2. USB Energy Supply Battery Charger
The design relies on the ATSAMD21J18A microcontroller and contains a Professional Package on Board (PKoB) for USB programming/debugging. It makes use of a Single-Ended Main Inductor Converter (SEPIC) energy provide that meets the 20V/5A 100W USB PD specification.
The charger employs a relentless present/fixed voltage cost algorithm, making certain environment friendly and steady charging. The reference design is totally validated and offers vital time and price financial savings for builders.
Know extra about this reference design: USB Energy Supply Battery Charger
3. 45-Watt USB Charger
The design provides low standby energy, full-regulation output voltage, excessive effectivity, and reliability. It caters particularly to energy provides for cellular and pocket book units, accommodating energy necessities of as much as 100W.
The reference design incorporates a quasi-resonant controller, synchronous rectifier controller, and USB-PD Kind-C and Fast Cost (QC) 4.0 controller.
It offers multi-protocol assist for USB Energy Supply and Fast Cost, making certain low present ripple and excessive effectivity. The design options complete hardware-integrated safety and excels in thermal administration.
Know extra about this reference design: 45-watt USB Charger
4. USB BC 1.2 Compliant Charger
Do you wish to design a battery charger that may precisely monitor the standing of your battery pack? Then this reference design can simplify your work.
The Reference Design from Maxim Built-in is a single-cell li-ion battery charger. It’s optimum for each charging and monitoring the standing of a Li-Ion cell.
Know extra about this reference design: USB BC 1.2 Compliant Charger
5. Smartphone Quick Charger
Do you wish to design a cellular charger that may cost your cellphone at a super-fast velocity?
The Texas Devices reference design is a single-cell Li-ion charger reference design that makes use of a twin charging IC configuration to realize a quick cost with low warmth dissipation.
Know extra about this reference design: Quick Charger
Beneficial: You too can verify different fascinating reference designs.
