RT8816AGQW

Description：IC PWM CTRLR BUCK WQFN-20
Series：-
Mfr：Richtek USA Inc.
Package：Tape & Reel (TR),Cut Tape (CT)

SKU:338cb1a09cee Category: DC DC Switching Controllers Brand: Richtek USA Inc.

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Product introduction

Product Detailed Parameters

Description：IC PWM CTRLR BUCK WQFN-20
Series：-
Mfr：Richtek USA Inc.
Package：Tape & Reel (TR),Cut Tape (CT)
Output Type：PWM Signal
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Number of Outputs：2
Output Phases：2
Voltage - Supply (Vcc/Vdd)：2.5V ~ 26V
Frequency - Switching：250kHz ~ 750kHz
Duty Cycle (Max)：-
Synchronous Rectifier：Yes
Clock Sync：Yes
Serial Interfaces：-
Control Features：Current Limit, Enable, Soft Start
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：20-WFQFN Exposed Pad
Supplier Device Package：20-WQFN (3x3)
Grade：-
Qualification：-

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RT8816AGQW

Overview

The RT8816AGQW is a dual-phase PWM controller with VID reference, designed for synchronous buck applications. It operates within an input voltage range of 2.5V to 26V and supports switching frequencies between 250kHz and 750kHz. The device provides two positive outputs and features clock synchronization capabilities. It includes control characteristics such as current limiting, enable functionality, and soft start. The component is housed in a 20-WQFN (3x3) package with exposed pad and functions within a temperature range of -40°C to 85°C.

Feature Summary

Dual-phase PWM control architecture with VID reference interface
Synchronous buck topology supporting clock synchronization
Integrated protection mechanisms including current limiting and soft start

Applications

DDR memory power supply systems
General-purpose DC-DC conversion modules
Embedded system voltage regulation

Procurement Notes

Verify the specific suffix designation against official Richtek documentation to confirm pinout compatibility and thermal performance requirements. Ensure that the selected variant aligns with the intended switching frequency configuration and VID coding standards required by the target processor or memory interface. Confirm moisture sensitivity level handling procedures during assembly.

Selection Notes

Select this controller when a dual-phase solution with VID programmability is required for efficient power delivery. Consider the operating temperature range and package thermal dissipation characteristics relative to the application's ambient conditions. Evaluate the input voltage range against the available power rail to ensure stable operation across all load scenarios.

Part Context

This component belongs to the Richtek RT8816 series of switching controllers. It is categorized under PMIC DC-DC switching controllers. The device is part of a family offering various output configurations and packaging options to support different power density requirements in modern electronic designs.