TPS51285BRUKR

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TPS51285BRUKR

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IC REG QUAD BUCK/LNR SYNC 20WQFN

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  • Gói WQFN (RUK)-20

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Thông số kỹ thuật

thuộc tính Giá trị
Package Tape & Reel (TR),Cut Tape (CT)
Series D-CAP™
ProductStatus Active
Topology Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
NumberofOutputs 4
Frequency-Switching 400kHz, 475kHz
Voltage/Current-Output1 Controller
Voltage/Current-Output2 Controller
Voltage/Current-Output3 3.3V, 100mA
w/LEDDriver No
w/Supervisor No
w/Sequencer No
Voltage-Supply 5V ~ 24V
OperatingTemperature -40°C ~ 85°C
MountingType Surface Mount
Package/Case 20-WFQFN Exposed Pad

Tổng quan

Description

The TPS51285BRUKR is a dual-synchronous step-down controller designed by Texas Instruments. It is widely used in power management applications, particularly in computing and consumer electronics, due to its efficient power conversion capabilities. This controller supports low-voltage, high-current power systems, making it suitable for processors, memory modules, and other digital circuits.
Key features of the TPS51285BRUKR include a wide input voltage range, high efficiency at light loads, and a programmable switching frequency that allows for design flexibility. It also offers features like adjustable output voltages, internal soft-start, and overcurrent protection for enhanced reliability.
The device operates with a split power bus, which allows for separate input for the control circuitry and power stages, optimizing efficiency. Its integrated MOSFET drivers reduce external component count and improve overall system performance. The TPS51285BRUKR is typically available in a compact VQFN package, making it suitable for space-constrained applications.
Overall, the TPS51285BRUKR offers a robust solution for efficient power management in a variety of electronic devices.

Equivalent

The TPS51285BRUKR is a dual synchronous buck controller from Texas Instruments. Equivalent products can include:
1. Maxim Integrated's MAX16909 – Similar dual synchronous buck controller.
2. Renesas ISL95813 – A comparable dual output PWM controller.
3. ON Semiconductor's NCP5422 – Dual output buck controller with similar functionalities.
Always ensure compatibility in terms of specifications and design requirements when considering alternatives.

Features

The TPS51285BRUKR is a dual synchronous buck controller designed for notebook systems and various computing applications. Key features include:
1. Wide Input Voltage Range: Supports 5.5 V to 24 V, accommodating a variety of power sources.
2. Output Voltage: Capable of delivering adjustable output voltages down to 0.6 V.
3. Synchronous Rectification: Improves efficiency by integrating high-side and low-side MOSFET drivers.
4. High Frequency Operation: Allows up to 1 MHz switching frequency for compact solution size.
5. D-CAP2™ Mode: Offers fast transient response and simplified design.
6. Seamless Mode Transition: Ensures smooth operation during skip (light-load) and continuous conduction mode.
7. Built-in Protections: Features include under-voltage lockout (UVLO), over-current, over-voltage, and thermal shutdown protection.
8. Power Good Signal: Provides a signal to indicate proper regulation.
9. Small Package: Comes in a 32-pin QFN package, suitable for space-constrained applications.
These features make the TPS51285BRUKR a versatile solution for efficient power management in modern electronic devices.

Pinout

The TPS51285BRUKR is a dual-synchronous buck controller manufactured by Texas Instruments. It is typically used for step-down DC-DC conversion applications. This device is packaged in a 32-pin VQFN (RUK) configuration.
Key functions include:
- Dual synchronous buck converter: It manages two independent power rails, ideal for powering processors and memory in computing applications.
- It supports power-saving features and high efficiency across a wide load range.
- The device offers features like soft-start, power good, and integrated MOSFET drivers.
- It provides adjustable switching frequency and is capable of supporting a wide input voltage range.
These features make the TPS51285BRUKR suitable for a variety of applications where efficient power management is critical.

Manufacturer

The TPS51285BRUKR is manufactured by Texas Instruments. Texas Instruments, commonly known as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. These products are used in a wide range of electronic devices and systems, including consumer electronics, automotive, industrial applications, and communications equipment. TI is well-known for its development and innovation in analog and embedded processing products, playing a significant role in the semiconductor industry worldwide.

Application

The TPS51285BRUKR is a dual-synchronous buck controller primarily used in power management applications. Its application areas include:
1. Computers and Servers: For efficient power delivery to processors and memory.
2. Consumer Electronics: Used in devices requiring stable power supply, like gaming consoles and set-top boxes.
3. Telecommunications: Powers networking equipment and communication devices.
4. Industrial Equipment: Provides reliable power in automation and control systems.
5. Embedded Systems: Supports a wide range of embedded applications requiring compact, efficient power solutions.
Its high efficiency, flexibility, and compact design make it suitable for any application requiring reliable DC-DC voltage conversion.

Package

The TPS51285BRUKR is packaged in a WQFN (Quad Flat No-Lead) package type, specifically VQFN-20, which features 20 pins. This package type is compact, facilitating efficient heat dissipation and is suitable for applications requiring space-saving solutions.

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