The RT8016PQW is a high-efficiency, synchronous step-down DC-DC converter manufactured by Richtek. It is designed to deliver a stable and regulated output voltage from a higher input voltage. The device integrates a high-side and a low-side MOSFET, minimizing external component count and simplifying the design process. It is ideal for various portable and battery-powered applications where efficiency and small size are critical.

Applications

• Portable Devices
• Battery-Powered Equipment
• Point-of-Load (POL) Regulators
• Wireless Routers and Access Points
• Set-Top Boxes

Features

• High Efficiency: Up to 95% efficiency, minimizing power loss and extending battery life.
• Synchronous Rectification: Integrated high-side and low-side MOSFETs for improved efficiency.
• Wide Input Voltage Range: Operates from 4.5V to 18V input voltage.
• Adjustable Output Voltage: Output voltage can be adjusted using external resistors.
• Fixed Frequency Operation: 500kHz switching frequency for optimal performance and minimized noise.
• Over-Current Protection (OCP): Built-in OCP to protect the device and the load.
• Over-Temperature Protection (OTP): Built-in OTP to prevent thermal damage.
• Under-Voltage Lockout (UVLO): UVLO function ensures proper operation during low input voltage conditions.

Benefits

• Extended Battery Life: High efficiency minimizes power consumption, resulting in longer battery life for portable devices.
• Compact Design: Integrated MOSFETs reduce the need for external components, saving board space.
• Stable Output Voltage: Provides a stable and regulated output voltage, ensuring reliable performance of downstream circuits.
• Robust Protection: OCP and OTP features protect the device and the load from damage.
• Simplified Design: Minimal external components and a fixed switching frequency simplify the design process.

Technical Specifications

The RT8016PQW features an input voltage range of 4.5V to 18V. It delivers a maximum output current of 2A. The switching frequency is fixed at 500kHz. The device incorporates over-current protection, over-temperature protection, and under-voltage lockout features. It is available in a thermally enhanced package such as a WDFN package, ensuring efficient heat dissipation. The operating temperature range is typically -40°C to +85°C.

The RT8016PQW is suitable for a wide range of applications requiring efficient and compact DC-DC conversion. Its robust protection features and wide input voltage range make it a reliable choice for demanding environments.