STUSB03EQR

Product Overview

Category: USB Type-C and USB Power Delivery controller
Use: Control and negotiation of power delivery over USB Type-C connections
Characteristics: Compact size, high efficiency, advanced power management features
Package: 20-pin QFN package
Essence: Enables USB Type-C devices to negotiate power delivery profiles and manage power consumption efficiently
Packaging/Quantity: Available in tape and reel packaging, quantity depends on customer requirements

Specifications

Input Voltage Range: 3.0V to 5.5V
Operating Temperature Range: -40°C to +85°C
Supported USB Power Delivery Profiles: 5V, 9V, 15V, 20V
Interface: I2C for configuration and control

Detailed Pin Configuration

VBUS: Input voltage from the USB Type-C connector
CC1, CC2: Configuration Channel pins for USB Type-C communication
SDA, SCL: I2C interface pins for configuration and control
GND: Ground connection
VDD: Power supply input
VCONN: Power supply output for USB Type-C cable

Functional Features

USB PD Controller: Manages power delivery negotiation between devices
Integrated Power Switches: Controls power flow to connected devices
Overvoltage and Overcurrent Protection: Safeguards against potential damage
I2C Interface: Allows for easy configuration and control
Advanced Power Management: Optimizes power consumption based on device requirements

Advantages and Disadvantages

Advantages: - Compact size allows for integration into various devices - High efficiency ensures minimal power loss during power delivery - Advanced power management features optimize power consumption - Overvoltage and overcurrent protection enhance device safety

Disadvantages: - Requires I2C interface for configuration, which may limit compatibility with certain devices - Limited to supporting USB Power Delivery profiles up to 20V

Working Principles

The STUSB03EQR is designed to enable USB Type-C devices to negotiate power delivery profiles and manage power consumption efficiently. It utilizes the USB Power Delivery protocol to establish communication between the source and sink devices. The controller manages the negotiation process, ensuring that the connected devices agree on the appropriate power delivery profile. It also controls the power switches to regulate the flow of power to the connected devices.

Detailed Application Field Plans

The STUSB03EQR is widely used in various applications where USB Type-C power delivery is required. Some common application fields include:

Mobile Devices: Enables fast charging and efficient power management in smartphones and tablets.
Laptops and Ultrabooks: Facilitates power delivery and charging capabilities in portable computing devices.
Consumer Electronics: Supports power delivery in devices such as cameras, gaming consoles, and audio equipment.
Automotive: Enables power delivery and charging in electric vehicles and automotive accessories.
Industrial Equipment: Provides power delivery solutions for industrial machinery and automation systems.

Detailed and Complete Alternative Models

TUSB320: USB Type-C and USB PD controller from Texas Instruments
FUSB302: USB Type-C and USB PD controller from Fairchild Semiconductor
PS8740: USB Type-C and USB PD controller from Parade Technologies
UPD301A: USB Type-C and USB PD controller from NXP Semiconductors
MAX77958: USB Type-C and USB PD controller from Maxim Integrated

These alternative models offer similar functionality and can be considered as alternatives to the STUSB03EQR depending on specific requirements and preferences.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací STUSB03EQR v technických řešeních

Sure! Here are 10 common questions and answers related to the application of STUSB03EQR in technical solutions:

Q: What is the STUSB03EQR? A: The STUSB03EQR is a USB power delivery controller designed for managing power negotiation between a USB Type-C port and a device.
Q: What are the key features of the STUSB03EQR? A: The key features of the STUSB03EQR include support for USB PD 3.0, integrated VBUS voltage monitoring, programmable power supply profiles, and overvoltage/overcurrent protection.
Q: How does the STUSB03EQR facilitate USB power delivery? A: The STUSB03EQR acts as a bridge between the USB Type-C port and the device, enabling negotiation of power profiles based on the capabilities of both ends.
Q: Can the STUSB03EQR handle multiple power profiles simultaneously? A: Yes, the STUSB03EQR supports multiple power profiles and can dynamically switch between them based on the connected device's requirements.
Q: Is the STUSB03EQR compatible with USB Type-C cables? A: Yes, the STUSB03EQR is fully compatible with USB Type-C cables and connectors, ensuring reliable power delivery and data transfer.
Q: Does the STUSB03EQR provide any protection against overvoltage or overcurrent situations? A: Yes, the STUSB03EQR incorporates built-in protection mechanisms to safeguard against overvoltage, overcurrent, and short-circuit conditions.
Q: Can the STUSB03EQR be used in battery charging applications? A: Yes, the STUSB03EQR is suitable for battery charging applications and supports various charging protocols, including USB PD.
Q: What is the maximum power rating supported by the STUSB03EQR? A: The STUSB03EQR can handle power delivery up to 100W, making it suitable for a wide range of devices and applications.
Q: Does the STUSB03EQR require any external components for operation? A: Yes, the STUSB03EQR requires a few external passive components, such as resistors and capacitors, for proper functionality.
Q: Is there any evaluation board or reference design available for the STUSB03EQR? A: Yes, STMicroelectronics provides an evaluation board and reference design for the STUSB03EQR, which can help in quick prototyping and development.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.