RT6575BGQW

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RT6575BGQW

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IC 2CH CTRLR WITH LDO WQFN-20

  • メーカーリッチテックUSA株式会社

  • メーカー品番 #RT6575BGQW

  • 在庫状況4594

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仕様

属性
Part Status Active
Topology Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
Number of Outputs 4
Frequency - Switching 300kHz, 355kHz
Voltage / Current - Output 1 Adjustable, Adjustable, Fixed, 2V ~ 5.5V
Voltage / Current - Output 2 Adjustable, Adjustable, Fixed, 2V ~ 4V
Voltage / Current - Output 3 Adjustable, Adjustable, Fixed, 3.3V, 100mA
w / LED Driver No
w / Supervisor No
w / Sequencer Yes
Voltage - Supply 5V ~ 25V
Operating Temperature -40°C ~ 85°C (TA)
Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Supplier Device Package 20-WQFN (3x3)
Base Product Number RT6575

概要

Description

The RT6575BGQW is a high-efficiency, synchronous buck regulator designed for low-voltage power applications. It features a wide input voltage range, typically from 4.5V to 20V, making it suitable for various devices, including portable electronics and automotive applications. The device supports output voltages as low as 0.6V, with an adjustable output configuration.
Key features include a built-in high-side and low-side MOSFET, which ensures efficient power conversion with minimal thermal dissipation. The RT6575BGQW also incorporates advanced protection mechanisms such as over-current protection, over-voltage protection, and thermal shutdown, enhancing reliability.
Its compact package design (QFN) allows for space-saving in PCB layouts, making it ideal for applications where real estate is a concern. With a switching frequency that can be set for optimal performance, the RT6575BGQW is a versatile choice for engineers looking for a reliable and efficient power management solution.

Equivalent

The RT6575BGQW is a power management IC (PMIC) primarily used in portable devices. Equivalent products include the TPS65070 from Texas Instruments, the MAX77650 from Maxim Integrated, and the LTC3676 from Analog Devices. These alternatives offer similar features in terms of voltage regulation and power management functionalities tailored for similar applications. Always verify specific requirements and compatibility for your design needs.

Features

The RT6575BGQW is a high-performance synchronous buck regulator designed for efficient power management in various applications. Key features include:
1. High Efficiency: Offers up to 95% efficiency, reducing heat dissipation.
2. Wide Input Voltage Range: Supports input voltages from 4.5V to 25V, making it versatile for different systems.
3. Adjustable Output Voltage: The output voltage is adjustable from 0.8V to 20V, catering to various load requirements.
4. Current Limiting: It includes built-in over-current protection to prevent damage during faults.
5. Soft-Start Function: Minimizes inrush current during startup, enhancing system reliability.
6. Thermal Shutdown: Protects the device from overheating, ensuring safe operation.
7. Compact Package: Available in a compact QFN package, ideal for space-constrained designs.
8. Fast Transient Response: Delivers quick response to load changes, maintaining output stability.
These features make the RT6575BGQW suitable for applications such as consumer electronics, telecommunications, and industrial power supply systems.

Pinout

The RT6575BGQW is a power management IC (PMIC) designed for use in various applications, particularly in portable devices. It features a pin count of 20.
Key functions of the RT6575BGQW include:
1. Buck Converter: It integrates a step-down converter for efficient voltage regulation.
2. Load Switch Control: It includes load switch functionality for power management.
3. Power Good Indicator: Provides a power good output to signal the status of the voltage rail.
4. Programmable Settings: Offers flexibility in output voltage settings and enable/disable functions.
For detailed specifications and pin assignments, it is best to refer to the official datasheet provided by the manufacturer.

Manufacturer

The RT6575BGQW is manufactured by Richtek Technology Corporation. Richtek is a company that specializes in designing and manufacturing integrated circuits (ICs) primarily for power management applications. They produce a wide range of products including voltage regulators, PMICs (power management integrated circuits), and LED drivers, catering to various sectors such as consumer electronics, telecommunications, and industrial applications. Founded in 2001 and headquartered in Taiwan, Richtek is recognized for its innovative power management solutions that enhance efficiency and performance in electronic devices.

Application

The RT6575BGQW is a high-efficiency buck regulator primarily used in various applications such as digital consumer electronics, communication devices, and automotive systems. It is suitable for powering processors, FPGAs, and other peripherals due to its adjustable output voltage and high current capabilities. Additionally, it can be utilized in portable devices, IoT applications, and battery management systems, offering features like low quiescent current and thermal protection, making it ideal for energy-sensitive applications.

Package

The RT6575BGQW is packaged in a QFN (Quad Flat No-lead) package. This type of package features a compact design with no leads extending from the sides, allowing for a smaller footprint and improved thermal performance, making it suitable for space-constrained applications.

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