Overview
The STUSB4500LQTR is a standalone USB Type-C™ sink port controller designed by STMicroelectronics. This device is specifically tailored for 5 V-only sink applications, supporting up to 3 A (15 W maximum). It is particularly suited for devices that need to operate from a dead battery state, enabling quick power-on and immediate charging without the need for external software support. The STUSB4500LQTR integrates various features to ensure safe and efficient power delivery, including dead battery mode support, high voltage protections, and VBUS voltage monitoring.
Key Specifications
| Parameter | Value |
|---|---|
| Maximum Power | 15 W (5 V, 3 A) |
| Operating Voltage | 4.1 V to 22 V (VDD), 3.0 V to 5.5 V (VSYS) |
| Package Type | QFN-24 EP (4x4), WLCSP-25 (2.6x2.6x0.5) |
| Temperature Range | -40 °C to 105 °C |
| ESD Protection | 3 kV HBM, 1.5 kV CDM |
| Certifications | USB Type-C™ rev 1.4, USB PD rev 2.0 (TID #1455), Interoperable with USB PD rev 3.0 |
| High Voltage Capability | Up to 22 V short-circuit protection on CC pins, up to 28 V on VBUS pins |
Key Features
- Auto-run Type-C™ sink controller (5 V)
- Dead battery mode support
- Integrated VBUS switch gate drivers (PMOS)
- Integrated VBUS voltage monitoring
- Short-to-VBUS protections on CC pins
- High voltage capability on VBUS pins
- Source power budget reporting: default / 1.5 A / 3 A current at 5 V
- VBUS powered: zero consumption on local battery or application
- Internal and/or external VBUS discharge paths
- Debug accessory mode detection
- Customization of device configuration through non-volatile memory (NVM)
Applications
- Printers, camcorders, cameras
- IoT devices, drones, accessories, and battery-powered devices
- Computer accessories (keyboards, mouse)
- Toys, gaming, POS, scanner, LED lighting
- Healthcare, e-cigarettes, handheld devices
- Replacement for 5 V DC barrel, USB STD-B, and micro-B connectors
- Any 5 V Type-C sink device
Q & A
- What is the maximum power handling capability of the STUSB4500LQTR?
The STUSB4500LQTR can handle up to 15 W (5 V, 3 A).
- Does the STUSB4500LQTR support dead battery mode?
- What are the operating voltage ranges for VDD and VSYS?
VDD operates from 4.1 V to 22 V, and VSYS operates from 3.0 V to 5.5 V.
- What certifications does the STUSB4500LQTR hold?
The STUSB4500LQTR is certified for USB Type-C™ rev 1.4, USB PD rev 2.0 (TID #1455), and is interoperable with USB PD rev 3.0.
- How does the STUSB4500LQTR protect against high voltage?
The device integrates high voltage protections up to 22 V on CC pins and up to 28 V on VBUS pins.
- Can the STUSB4500LQTR be customized for specific applications?
- What is the temperature range for the STUSB4500LQTR?
The operating temperature range is -40 °C to 105 °C.
- Does the STUSB4500LQTR support debug accessory mode?
- How does the STUSB4500LQTR handle hardware faults?
The device handles hardware faults such as overtemperature and overvoltage on CC pins by entering an error recovery state and de-asserting the VBUS power path.
- Can the port status be monitored by software?
