Analog Devices / Maxim Integrated MAX14746 & MAX14747 USB Charger Detectors
Analog Devices MAX14746 and MAX14747 USB Charger Detectors provide a single-chip solution for charging and charger detection. The detectors are integrated with Smart Power Selector™ linear charger solutions compliant with USB Battery Charger Detection Rev 1.2. The Analog Devices MAX14746 and MAX14747 can detect multiple USB battery-charging methods. These include Standard Downstream Ports (SDP), Charging Downstream Ports (CDP), and Dedicated Charger Ports (DCP).
Features
- Flexible system design to operate with any USB charger source
- Compliant to USB battery charger Rev 1.2 specification
- Supports proprietary USB charging sources, including Apple
- D+/D- bias voltage supported
- Easy to implement Li+ battery charging
- Smart power selector
- Fully compliant with dead battery/weak battery charging according to USB 2.0 specification
- JEITA charge protection
- Thermal protection
- Internal USB D+/D- switch to manage the connection
- Integrates a high level of protection
- 28V tolerant input on VB
- ±15kV Human Body Model ESD protection on CDP and CDN
Applications
- Portable consumer devices
- Portable digital cameras
- Portable digital video cameras
- Portable industrial devices
Block Diagram
Associated Product
Analog Devices / Maxim Integrated MAX14746EVKIT Evaluation Kit
Used for testing and evaluating the MAX14746/ MAX14747 charger detectors.
Publicerad: 2018-01-29
| Uppdaterad: 2023-04-11