TPS2421-2DDA

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TPS2421-2DDA

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IC HOT SWAP CTRLR GP 8SOPWR

  • ПроизводительТехасские инструменты

  • Мфр. Часть #TPS2421-2DDA

  • Лист данных TPS2421-2DDA DataSheet

  • В наличии6732

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Part Status Active
Type Hot Swap Controller
Number of Channels 1
Internal Switch(s) Yes
Applications General Purpose
Features Auto Retry, Thermal Limit, UVLO
Programmable Features Current Limit, Fault Timeout
Voltage - Supply 3V ~ 20V
Current - Output (Max) 6A
Operating Temperature -40°C ~ 125°C
Mounting Type Surface Mount
Package / Case 8-PowerSOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SO PowerPad
Base Product Number TPS2421

Обзор

Description

The TPS2421-2DDA is an integrated power path controller designed by Texas Instruments, primarily used in power management applications. It enables efficient control of power delivery from multiple sources, such as batteries and external power supplies, ensuring seamless transitions between them. The device features dual-channel functionality, allowing it to manage two power sources simultaneously.
Key features include adjustable power limits, fault protection mechanisms, and the capability to monitor power parameters. With a built-in current sense and thermal protection, the TPS2421-2DDA enhances system reliability and efficiency. Its compact DDA package makes it suitable for space-constrained applications in consumer electronics, industrial equipment, and telecommunications.
This power path controller is ideal for applications requiring dependable power management, such as battery-powered devices and systems that require uninterrupted power supply during source transitions. Overall, the TPS2421-2DDA is a versatile solution for optimizing power handling in various electronic systems.

Equivalent

Equivalent products to the TPS2421-2DDA chip include the LTC4210, MAX5950, and LM5117. These alternatives offer similar power management features, specifically for hot-swap applications and voltage monitoring. Always verify specifications and features to ensure compatibility with your specific project requirements.

Features

The TPS2421-2DDA is a power path controller designed for high-efficiency power management applications. Key features include:
1. Power Path Management: Integrates power path control for seamless transitions between input and output power sources.
2. Load Disconnect: Provides a load disconnect feature to prevent back-feeding of power when the input is not present.
3. Overcurrent Protection: Features adjustable overcurrent limit and short-circuit protection to safeguard connected loads.
4. Thermal Protection: Includes thermal shutdown capabilities to prevent damage due to overheating.
5. Wide Input Voltage Range: Supports input voltages from 4.5V to 28V, making it suitable for various applications.
6. Controlled Rise/Fall Times: Offers adjustable rise and fall times to minimize inrush current during power-up.
7. Fault Reporting: Provides fault status outputs for monitoring overcurrent and thermal conditions.
8. Compact Package: Available in a small 10-pin VQFN package, facilitating space-efficient designs.
These features make the TPS2421-2DDA ideal for applications in telecommunications, automotive, and industrial power management.

Pinout

The TPS2421-2DDA is a power distribution switch with a pin count of 20. It is designed for high-side switching applications. Key functions include:
1. Power Path Control: The device monitors and controls the power path, providing power management capabilities.
2. Overcurrent Protection: It features current sensing to detect overcurrent conditions, protecting the load and the switch.
3. Fault Indication: The device provides fault reporting through a dedicated fault pin.
4. Enable/Disable Control: It has an enable pin to turn the switch on or off based on external control signals.
5. Thermal Shutdown: The TPS2421 includes thermal protection to prevent overheating.
6. Input Voltage Range: It supports a wide input voltage range suitable for various applications.
Overall, the TPS2421-2DDA is designed for efficient power distribution with built-in protection features.

Manufacturer

The TPS2421-2DDA is manufactured by Texas Instruments (TI), a leading global semiconductor company. Established in 1930 and headquartered in Dallas, Texas, Texas Instruments designs and manufactures a wide range of analog and embedded processing chips. TI is known for its innovation in the semiconductor industry, providing products that are utilized in various applications across multiple sectors, including automotive, industrial, consumer electronics, and communications.
The company offers a comprehensive portfolio that includes power management solutions, microcontrollers, processors, and sensors. Texas Instruments emphasizes research and development to create high-performance, reliable, and efficient solutions for its customers. With a strong focus on engineering excellence, TI aims to address the evolving needs of its clients and drive advancements in technology.

Application

The TPS2421-2DDA is a power distribution controller primarily used in applications such as power management for telecom and data communication systems, industrial equipment, and servers. Its key functions include hot-swap control, power path management, and fault protection. It is suitable for systems requiring high reliability and efficiency, enabling seamless power transitions and overload protection. Additionally, it can be utilized in redundant power systems to ensure continuous operation during power supply failures or maintenance.

Package

The TPS2421-2DDA is packaged in a 16-pin HTQFP (Thin Quad Flat Package) design, featuring a lead pitch of 0.5 mm. This package type is suitable for surface-mount applications and provides efficient thermal performance and reduced footprint.

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