Description
FUSB302B 1.0/2.0 USB Battery Charging Controller
Overview
The FUSB302B is a USB battery charging controller that supports USB Battery Charging specification 1.2 and is backwards compatible with USB 1.0 and 2.0. The device is designed to provide a flexible and programmable solution for USB charging applications.
Key Features
- Supports USB Battery Charging specification 1.2
- Backwards compatible with USB 1.0 and 2.0
- Programmable overcurrent protection and current limiting
- Programmable cable drop compensation
- Automatic charging port configuration and detection
- Supports dedicated charging port (DCP) and charging downsteam port (CDP) modes
- Integrated 5V to 3.3V regulator for powering external components
- Available in 10-pin MSOP package
Pin Configuration
| Pin # | Pin Name | Function |
|---|---|---|
| 1 | VBUS | USB supply voltage |
| 2 | D+ | USB data plus |
| 3 | D- | USB data minus |
| 4 | ID | Identification pin for USB charging |
| 5 | VDD | Power supply for internal circuits |
| 6 | GND | Ground |
| 7 | OTG_DRV | OTG drive signal |
| 8 | CC1 | Charging current control pin 1 |
| 9 | CC2 | Charging current control pin 2 |
| 10 | VOUT | Output voltage for external components |
Electrical Characteristics
- Operating voltage: 4.4V to 5.5V
- Operating temperature: -40°C to 85°C
- Storage temperature: -55°C to 125°C
- USB supply voltage: 4.4V to 5.5V
- Output voltage: 3.0V to 3.6V
- Quiescent current: 25μA (typical)
- Overcurrent protection: programmable from 100mA to 2.5A
- Cable drop compensation: programmable from 0V to 0.5V
Applications
- USB battery charging
- Portable electronic devices
- Mobile devices
- Power banks
- Wall chargers
Ordering Information
- Part number: FUSB302B10MPX
- Package: 10-pin MSOP
- Operating temperature: -40°C to 85°C
Note: The above information is based on the original content and is subject to change based on the actual product specifications and datasheet.