TPS2420RSAR

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TPS2420RSAR

+Nomenclature

IC HOT SWAP CTRLR GP 16QFN

  • FabricantTexas Instruments

  • Pièce fabricant #TPS2420RSAR

  • Package VQFN (RSA)-16

  • En stock1364

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Spécifications

Attribut Valeur
Package Tape & Reel (TR),Cut Tape (CT)
ProductStatus Active
Type Hot Swap Controller
NumberofChannels 1
InternalSwitch(s) Yes
Applications General Purpose
Features Thermal Limit, UVLO
ProgrammableFeatures Auto Retry, Circuit Breaker, Current Limit, Fault Timeout, Latched Fault
Voltage-Supply 3V ~ 20V
Current-Output(Max) 5A
OperatingTemperature -40°C ~ 125°C
MountingType Surface Mount
Package/Case 16-VQFN Exposed Pad

Présentation

Description

The TPS2420RSAR is an integrated hot-swap controller and power management IC from Texas Instruments, designed for applications requiring electronic circuit protection. It is used to manage the inrush current during the insertion of boards or modules in live backplanes, ensuring stable power delivery without disrupting the system. The device offers features such as programmable current limits, fault reporting, and overcurrent protection.
Key specifications include an operating voltage range of 4.5V to 20V, making it suitable for a variety of applications like telecommunications and industrial systems. The TPS2420RSAR also includes a programmable current limit of up to 5A, allowing for flexibility in different use cases. Its built-in thermal shutdown and short-circuit protection enhance safety and reliability, while the Auto-Retry feature provides resilience by automatically attempting to reconnect after a fault condition is cleared.
The compact package and robust protection features make the TPS2420RSAR ideal for systems that require efficient power management and protection in dynamic environments.

Equivalent

The TPS2420RSAR is a hot-swap controller developed by Texas Instruments, suitable for power management applications. Equivalent products from other manufacturers include:
1. LTC4215 by Analog Devices: Offers similar hot-swap functionality with current limiting.
2. MAX5935 by Maxim Integrated: Provides similar features for power management.
3. NCP4215 by ON Semiconductor: Serves comparable functions in power protection and management.
Ensure to compare specific features and specifications to match application requirements.

Features

The TPS2420RSAR is a high-performance hot-swap controller designed for use in power distribution applications. Key features include:
1. Current Limiting: It provides adjustable current limiting to protect against overcurrent conditions.
2. Inrush Control: The device manages inrush current during startup to prevent damage to components.
3. Overvoltage Protection: It guards against voltage spikes that could harm connected devices.
4. Under-voltage Lockout (UVLO): Ensures the system does not operate below a specified voltage.
5. Power Good Output: Indicates when the output voltage is within the desired range.
6. Fault Timer: Programmable fault timer to determine the duration before a shutdown occurs in fault conditions.
7. Adjustable Power Limiting: Allows for tuning power limits to match specific application needs.
8. Thermal Shutdown: Protects the device from overheating by automatically shutting down when temperatures exceed safe limits.
9. Compact Package: Available in a small, space-saving package for ease of integration into various designs.
These features make the TPS2420RSAR ideal for ensuring reliable and safe power management in electronic systems.

Pinout

The TPS2420RSAR is a hot-swap controller with a 14-pin package. This device is primarily used for managing power distribution and protection in electronic circuits, featuring adjustable current limiting and overvoltage protection. Key functions include:
1. Current Limiting: Protects against overcurrent conditions by limiting the current to a predefined level.
2. Overvoltage Protection: Safeguards the circuit from voltage spikes that could damage components.
3. Undervoltage Lockout: Ensures the device operates only when the supply voltage is above a certain threshold.
4. Fault Indication: Provides a signal when a fault condition is detected, such as overcurrent or overtemperature.
5. Adjustable Features: Allows customization of current limit and fault response times to suit specific applications.
This controller is typically used in applications requiring reliable power management and protection, such as in telecommunications and computing systems.

Manufacturer

The TPS2420RSAR is manufactured by Texas Instruments, a global semiconductor company. Texas Instruments (TI) is known for designing and producing a wide range of semiconductor technologies, including analog chips, embedded processors, and digital light processing (DLP) technology. They are a leading company in the electronics industry, providing components that are essential for various applications in automotive, industrial, personal electronics, communications, and enterprise systems. TI is recognized for its innovation and significant contributions to advancing technology in numerous sectors.

Application

The TPS2420RSAR is a power distribution switch designed for a variety of applications that require reliable load protection and power management. Key application areas include:
1. Telecommunications Equipment: It provides protection against overcurrent and short circuits, ensuring stable power delivery.

2. Industrial Systems: Used in automation and control systems for efficient power management and protection.
3. Consumer Electronics: Ensures device safety and reliability by preventing power surges.
4. Computer Servers and Networking Gear: Manages power distribution and safeguards components against electrical faults.
5. Battery Management Systems: Offers protection and efficient power control in battery-operated devices.
These applications benefit from the device's ability to handle high current, fast response to faults, and integrated diagnostics.

Package

The TPS2420RSAR is a Texas Instruments power switch IC housed in a 16-pin QFN (Quad Flat No-leads) package. The specific package type is RSA, with a size of 4 x 4 millimeters, and it typically features a thermally enhanced PowerPAD for improved heat dissipation.

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