Weltrend | Products

USB PD controllers

WT6631P

The WT6631P is a highly integrated USB Power Delivery (USB PD) controller that supports USB PD 3.0 specification. It is designed for USB Type-C^® power source applications such as power adapters, wall chargers, car chargers, power banks, and etc. The WT6631P minimizes external components by integrating USB PD baseband PHY, USB Type-C detection, shunt regulator, voltage and current monitors, NMOS load switch driver and an 8-bit MCU to allow small form factor and low BOM cost. The WT6631P supports 5V to 20V USB PD 3.0 specification. One-Time-Programmable ROM is provided for program code and user configuration data. The WT6631P is certified by USB Implementers Forum (USB-IF) for USB Type-C PD (TID: 1090014).

Features

- USB Type-C and USB-PD
- Supports USB PD 3.0 baseband communication

- Programmable Type-C pull-up Rp
- Built-in shunt regulator
- Programmable constant voltage control

- Integrated low side current sense amplifier

- Cable drop compensation
- Programmable fault protections
- Over Voltage Protection (OVP)

- Under Voltage Protection (UVP)

- Over Current Protection (OCP)

- Over Temperature Protection (OTP)
- 10-bit ADC for voltage and current monitoring
- MCU
- Turbo 8051 compatible MCU

- 12K bytes One-Time-Programmable ROM
- Driver for NMOS load switch
- Built-in discharge MOS transistor
- Internal RC oscillator
- Internal VDD regulator
- General purpose I/Os
- Supports power saving mode
- Operating voltage range: 4V to 24V (30V tolerant)
- Operating temperature range: -20°C to +105°C
- Package: 16-pin QFN, 14-pin SOP, 10-pin SOP and 8-pin SOP

Applications

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Gaming

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Desktop PCs & Notebooks

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