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The Basics of USB Battery Charging: A Survival Guide
Our broad portfolio of battery charger ICs provide safe charging for 1- to 3-cell Li-Ion (Li+)/Li-Polymer, LiFeP04 NiMH/NiCd, lead-acid and rechargeable batteries of other chemistries in various sizes.
- High-efficiency switching battery chargers provide fast-charging solutions up to 9A for high-capacity batteries.
- Battery charger ICs with integrated fuel gauge offer small solution size and simplify the system software design.
- USB Type-C chargers with integrated CC detection and BC1.2 detection offer a single-chip solution for USB Type-C and legacy USB systems.
- USB-Type-C Power Delivery chargers operate across the 5V to 20V supporting the full range of USB-C Power Delivery while maintaining backward compatibility to legacy USB systems in a compact solution size .
Our battery chargers are suitable for use in popular applications such as AR/VR devices, DSLR cameras, mobile point-of-sale (mPOS) devices, wearables, Bluetooth® headsets, IoT devices, portable medical devices, mobile phones, tablets, industrial computers, and 2-in-1 computers.
Also see:
USB Charger Detectors 
Featured Videos
USB-C Fundamentals
16:10 June 01, 2020
How to Charge Your Battery with USB Type-C and BC1.2 Ports Using the MAX77860
6:30 July 06, 2020
Application Notes
Tutorials
The Basics of USB Battery Charging: A Survival Guide Selector Guides
Design Solutions
Technical Documentation
Featured Products
| Part Number | Input Operating Range | Charging Current | Charger Type | Charger Detection | Supported Battery Type | Buy/Sample | EV Kit |
|---|---|---|---|---|---|---|---|
| 1 Cell Charger with Fuel Gauge | |||||||
| MAX77818 | CHGIN: 13.7V/WCIN: 5.9V | 3A | Switching Buck Charger with Integrated Fuel Gauge and Dual Inputs | — | 1-Cell Li+ | Buy/Sample | Buy |
| 1 Cell Chargers | |||||||
| MAX77975 | 3.8V to 19V | 3.5A | Switching Buck Charge | — | 1-Cell Li+ | Buy/Sample | Buy |
| MAX77976 | 3.8V to 19V | 5.5A | Switching Buck Charge | — | 1-Cell Li+ | Buy/Sample | Buy |
| MAX77751 | 13.5V | 3A | Standalone Switching Buck Charger | USB Type-C CC Detection/BC1.2 | 1-Cell Li+ | Buy/Sample | Buy |
| MAX77860 | 13.5V | 3A | Switching Buck Charger | USB Type-C CC Detection/BC1.2 | 1-Cell Li+ | Buy/Sample | Buy |
| MAX8971 | 7.5V | 1.55A | Switching Buck Charger | — | 1-Cell Li+ | Buy/Sample | Buy |
| 2-3 Cell Chargers | |||||||
| MAX77962 | 3.5V to 23V | 3.2A | Switching Buck-Boost Charger for USB-C Power Delivery | — | 2-Cell Li+ | Buy/Sample | Buy |
| MAX77961 | 3.5V to 25V | 6A | Switching Buck-Boost Charger | — | 2-3 Cell Li+ | Buy/Sample | Buy |
| MAX77960 | 3.5V to 25V | 3A | Switching Buck-Boost Charger | — | 2-3 Cell Li+ | Buy/Sample | Buy |
| MAX14748 | 5.6V | 2A | Switching Boost Charger | USB Type-C CC Detection/BC1.2 | 2-Cell Li+ | Buy/Sample | Buy |
| USB-C PD Controller for Chargers | |||||||
| MAX77958 | 28V | — | USB Type-C Power Delivery Controller | USB Type-C PD/CC Detection/BC1.2 | — | Buy/Sample | Buy |
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