TPS2490DGS

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TPS2490DGS

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IC HOT SWAP CTRLR GP 10VSSOP

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Thông số kỹ thuật

thuộc tính Giá trị
Part Status Active
Type Hot Swap Controller
Number of Channels 1
Internal Switch(s) No
Applications General Purpose
Features Latched Fault
Programmable Features Current Limit, Fault Timeout, UVLO
Voltage - Supply 9V ~ 80V
Operating Temperature -40°C ~ 85°C
Current - Supply 1 mA
Mounting Type Surface Mount
Package / Case 10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package 10-VSSOP
Base Product Number TPS2490

Tổng quan

Description

The TPS2490DGS is a high-performance power management integrated circuit (IC) from Texas Instruments, designed primarily for hot-swap applications. It enables safe insertion and removal of boards in live systems by controlling the inrush current and providing overvoltage, undervoltage, and overcurrent protection.
Key features include a wide input voltage range, typically from 12V to 80V, and a programmable current limit that allows customization for various applications. The IC integrates a MOSFET driver for efficient power control and supports an external pass transistor. Additionally, it features fault reporting capabilities through status pins, enabling easy monitoring and diagnostics.
The TPS2490DGS supports thermal shutdown to prevent overheating and ensures system reliability. It is suitable for a range of applications including telecom, industrial equipment, and data centers, where reliability and protection against electrical faults are critical. Its compact package and robust functionality make it a popular choice in modern power management designs.

Equivalent

The TPS2490DGS is a power management IC primarily used for hot-swap applications. Equivalent products include the Maxim MAX5957, Analog Devices LTC4261, and Microchip MCP1825. Each of these alternatives offers similar functionalities such as overcurrent protection and voltage monitoring, suitable for hot-swapping and power distribution applications. Always verify specific requirements to ensure compatibility.

Features

The TPS2490DGS is a high-performance power management device designed for applications requiring robust protection and control of power systems. Key features include:
1. Ideal Diode Controller: Reduces power loss in power distribution systems by controlling external FETs.
2. Wide Input Voltage Range: Supports input voltages from 4.5V to 60V, making it suitable for various applications.
3. Fast Response Time: Quick response to load transients ensures stable output voltage.
4. Current Limiting: Integrated current sense functionality provides over-current protection.
5. Reverse Voltage Protection: Prevents reverse current flow, protecting the system from damage.
6. Programmable Delay: Adjustable turn-on and turn-off delays enhance system flexibility.
7. Thermal Protection: Integrated thermal shutdown feature safeguards against overheating.
8. Compact Package: Offered in a small 16-pin HTQFP package, optimizing space in designs.
These features make the TPS2490DGS ideal for use in telecom, automotive, and industrial power management applications.

Pinout

The TPS2490DGS is a power path controller with a total of 16 pins. Its primary functions include:
1. Power Path Management: It controls power distribution to load and system devices.
2. Load Detection: Monitors load current to prevent overcurrent conditions.
3. Voltage Monitoring: Provides input voltage and output voltage monitoring.
4. Fault Protection: Includes features for overvoltage, undervoltage, and thermal protection.
5. Enable Control: Allows for control of power delivery via an enable pin.
6. Status Indicators: Provides status outputs for fault indication and operational status.
The pinout includes connections for power supply, load connections, ground, and various control, status, and monitoring functionalities. For detailed pin descriptions, refer to the product datasheet.

Manufacturer

The TPS2490DGS is manufactured by Texas Instruments (TI), a multinational technology company based in the United States. Founded in 1930 and headquartered in Dallas, Texas, TI is a leading semiconductor manufacturer that designs and produces a wide range of products, including analog electronics, embedded processors, and digital signal processors. The company is known for its commitment to innovation and engineering excellence, serving a diverse array of industries such as automotive, industrial, communications, and consumer electronics. Texas Instruments is recognized for its extensive portfolio of products that enable efficient power management, signal processing, and data conversion, among other applications. The TPS2490DGS specifically is a power management device used for hot-swap applications, providing overcurrent protection and voltage regulation in various electronic systems. Overall, TI plays a significant role in advancing technology and is a key player in the global semiconductor market.

Application

The TPS2490DGS is a high-performance power distribution switch designed for various applications, including:
1. Hot Swap Power Management: Enables safe insertion and removal of components in live systems without disrupting power.
2. Power Distribution in Servers: Manages power to multiple loads, ensuring reliable operation in data centers.
3. Telecommunications Equipment: Provides regulated power to critical communication devices.
4. Industrial Automation: Controls power distribution in automation systems and machinery.
5. Consumer Electronics: Ensures safe power delivery in devices like laptops and gaming consoles.
Its features include overcurrent protection, adjustable current limit, and thermal shutdown, making it versatile for numerous electronic applications.

Package

The TPS2490DGS is packaged in a 16-pin HTQFP (Thin Quad Flat Package) with a pitch of 0.5 mm. This package type offers a compact design suitable for surface mounting, ensuring efficient thermal performance and minimizing space on printed circuit boards.

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