The WT6601F-L is an advanced USB Power Delivery (PD) controller from Weltrend, designed for USB Type-C power source applications. This controller facilitates rapid and efficient charging by negotiating power delivery profiles between the power source (e.g., a power adapter) and the connected device (e.g., a smartphone or laptop). It supports the latest USB PD specifications, ensuring compatibility and optimal performance.

Applications

• USB Type-C Power Adapters
• Multi-port USB Chargers
• Power Banks
• Laptop Power Supplies
• Wall Chargers

Features

• USB Power Delivery (PD) 3.0 compliant: Adheres to the latest USB PD standards, ensuring compatibility and optimal power delivery.
• Integrated USB Type-C controller: Includes all necessary circuitry for USB Type-C port management.
• Programmable Power Supply (PPS) support: Allows dynamic adjustment of voltage and current to optimize charging efficiency and reduce heat generation.
• Integrated discharge path: Quickly discharges the output capacitor after unplugging, ensuring safe operation.
• Over-voltage protection (OVP): Protects the connected device from excessive voltage.
• Over-current protection (OCP): Limits the output current to prevent damage from excessive current draw.
• Short-circuit protection (SCP): Immediately shuts down the power supply in the event of a short circuit.
• Over-temperature protection (OTP): Protects the device from overheating.
• Low standby power consumption: Minimizes energy waste when no device is connected.
• I2C interface: Allows for easy configuration and monitoring by a microcontroller.

Benefits

• Faster Charging: Enables rapid charging of compatible devices, reducing charging times significantly.
• Universal Compatibility: Supports a wide range of USB PD-enabled devices, including smartphones, tablets, and laptops.
• Enhanced Safety: Comprehensive protection features safeguard both the power supply and the connected device.
• Improved Efficiency: PPS support optimizes power delivery, minimizing energy waste and reducing heat generation.
• Simplified Design: Integration reduces the number of external components required, simplifying the design process.
• Reduced BOM Cost: Integration and efficient design contribute to a lower overall bill of materials cost.

The WT6601F-L is a highly integrated and efficient solution for implementing USB Power Delivery in a variety of power source applications. Its comprehensive feature set, including PPS support and multiple protection mechanisms, ensures safe and efficient charging of a wide range of devices. Its compliance with USB PD 3.0 guarantees compatibility with the latest USB-C devices. This controller represents a key component in the development of modern, fast-charging power supplies.