Overview
The TCPP01-M12, developed by STMicroelectronics, is a single-chip solution designed for USB Type-C port protection. This component facilitates the transition from legacy USB Type-A or Type-B connectors to the latest USB Type-C technology, ensuring safety and reliability in high-speed and high-power connector interfaces.
The TCPP01-M12 is particularly useful for protecting against defective power adaptors, short circuits, and electrostatic discharges, making it an essential component for both sink (consumer) and source (provider) applications. It is compatible with various STM32 microcontrollers, including the STM32G0, STM32G4, STM32L5, and STM32U5, which have built-in USB-C Power Delivery (UCPD) controllers.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Package | QFN12 | - | 3.0 mm x 3.0 mm x 0.9 mm |
| ESD Protection | 22 V tolerant | - | IEC61000-4-2 level 4 on CC pins |
| Overvoltage Protection (VBUS) | Up to 24 V | V | - |
| Overvoltage Protection (CC lines) | Up to 6 V | V | - |
| OVP Response Time on CC pins | 70 ns | ns | VCC = 3.0 - 3.6 V |
| Quiescent Current | 0 nA | nA | In 'cable not attached' condition |
| Programmable Power Supply | Compliant with USB-PD 3.0 including PPS | - | - |
Key Features
- Protection Against Defective Power Adaptors: Prevents damage to the device by protecting against incorrect power profiles from faulty power supplies.
- Short-Circuit Protection: Protects against short circuits between the power bus pins and configuration channel (CC) lines.
- ESD Protection: Provides 22 V tolerant ESD protection as per IEC61000-4-2 level 4 on CC pins.
- Overvoltage Protection: Offers overvoltage protection up to 24 V on VBUS and 6 V on CC lines.
- Dead Battery Management: Integrates 'dead battery' management logic compliant with the latest USB power delivery specification.
- Low Power Consumption: Features a null quiescent current when no cable is attached, extending battery life.
- Programmable Power Supply (PPS): Supports programmable power supply features from the USB-C power delivery specification.
- Compact Package: Supplied in a 12-lead QFN package, measuring 3.0 mm x 3.0 mm x 0.9 mm.
Applications
- USB Type-C Sink Applications: Protects consumer devices in sink configurations, ensuring safe and reliable charging.
- USB Type-C Source Applications: Supports source (provider) applications, protecting against defective power sources and electrostatic discharges.
- USB Power Delivery (PD): Compliant with USB-PD 3.0, including Programmable Power Supply (PPS) for efficient and safe power delivery.
- General-Purpose Microcontrollers: Compatible with general-purpose microcontrollers such as STM32 devices, facilitating integration into various systems.
- Development Boards: Used in development boards like the X-NUCLEO-SNK1M1 for evaluating USB Type-C sink applications.[
Q & A
- What is the primary function of the TCPP01-M12?
The TCPP01-M12 is a single-chip solution for USB Type-C port protection, designed to protect against defective power adaptors, short circuits, and electrostatic discharges.
- Which microcontrollers is the TCPP01-M12 compatible with?
The TCPP01-M12 is compatible with STM32 microcontrollers, including the STM32G0, STM32G4, STM32L5, and STM32U5.
- What type of ESD protection does the TCPP01-M12 offer?
The TCPP01-M12 provides 22 V tolerant ESD protection as per IEC61000-4-2 level 4 on CC pins.
- How does the TCPP01-M12 manage power consumption in 'cable not attached' conditions?
The TCPP01-M12 features a null quiescent current when no cable is attached, extending battery life by dropping power consumption to 0 nA.
- Is the TCPP01-M12 compliant with USB-PD 3.0?
Yes, the TCPP01-M12 is compliant with USB-PD 3.0, including Programmable Power Supply (PPS) features.
- What is the package type and dimensions of the TCPP01-M12?
The TCPP01-M12 is supplied in a 12-lead QFN package, measuring 3.0 mm x 3.0 mm x 0.9 mm.
- Can the TCPP01-M12 be used in both sink and source applications?
Yes, the TCPP01-M12 can be used to protect both sink (consumer) and source (provider) applications.
- How does the TCPP01-M12 handle 'dead battery' conditions?
The TCPP01-M12 integrates 'dead battery' management logic that is compliant with the latest USB power delivery specification.
- Is the TCPP01-M12 available on any development boards?
Yes, the TCPP01-M12 is available on development boards such as the X-NUCLEO-SNK1M1 for evaluating USB Type-C sink applications.
- What are the benefits of using the TCPP01-M12 with STM32 microcontrollers?
Using the TCPP01-M12 with STM32 microcontrollers is cost-effective, reduces the bill of materials, and simplifies the transition from legacy USB connectors to USB Type-C.
