TPS2458RHBR

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TPS2458RHBR

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IC HOT SWAP CTRLR ATCA 32VQFN

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Spezifikationen

Attribut Wert
Part Status Active
Type Hot Swap Controller, OR Controller
Number of Channels 2
Internal Switch(s) Both
Applications ATCA, MicroTCA™
Features Thermal Limit, UVLO
Programmable Features Circuit Breaker, Current Limit, Fault Timeout, Slew Rate
Voltage - Supply 3V ~ 4V, 8.5V ~ 15V
Current - Output (Max) 165mA
Operating Temperature -40°C ~ 85°C
Supply Current 3.1 mA
Mounting Type Surface Mount
Package / Case 32-VFQFN Exposed Pad
Supplier Device Package 32-VQFN (5x5)
Base Product Number TPS2458

Übersicht

Description

The TPS2458RHBR is a high-performance power distribution switch designed by Texas Instruments. It is specifically engineered to manage power delivery in various applications, including telecommunications, industrial devices, and automotive systems. This device features a controlled turn-on to limit inrush current, enhancing system reliability.
Key specifications include a wide operating voltage range from 4.5V to 60V and a maximum continuous current rating of 3A. The TPS2458RHBR provides integrated protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring safe operation under varying conditions.
It is equipped with a fault indicator for monitoring and diagnostics, making it suitable for systems requiring robust power management. The device is available in a compact HTQFP package, which facilitates space-saving designs. Overall, the TPS2458RHBR is an ideal choice for applications demanding efficient and reliable power distribution solutions.

Equivalent

The TPS2458RHBR chip is a hot-swap power controller. Equivalent products include the LTC4260, MAX5940, and TPS2450. Each of these devices offers similar features for power management and hot-swap capabilities, but be sure to compare specifications such as input voltage range, current handling, and thermal performance to ensure compatibility with your application.

Features

The TPS2458RHBR is a power distribution switch designed for efficient load management in various applications. Key features include:
1. High-Side Switching: Allows control of loads in a high-side configuration, providing flexibility in circuit design.
2. Adjustable Current Limiting: Offers programmable current limits to protect loads from overcurrent conditions.
3. Reverse Voltage Protection: Prevents damage to the device and load from reverse voltage scenarios.
4. Thermal Protection: Integrated thermal shutdown feature safeguards the device against overheating.
5. Low On-Resistance: Provides efficient power delivery with minimal voltage drop across the switch, enhancing overall performance.
6. Fast Fault Response: Quickly detects and reacts to fault conditions to minimize potential damage.
7. Enable Function: Allows for easy on/off control of the load through an external enable pin.
8. Wide Supply Voltage Range: Operates across a broad range of input voltages, making it suitable for various applications.
These features make the TPS2458RHBR ideal for use in power management systems, consumer electronics, and industrial applications.

Pinout

The TPS2458RHBR is a power distribution switch from Texas Instruments with a total of 16 pins.
### Pin Count:
- 16 pins.
### Pin Functions:
1. VIN: Input supply voltage.
2. GND: Ground reference.
3. VOUT: Output voltage to the load.
4. SW: Switch node.
5. VCC: Power supply for the internal circuitry.
6. EN: Enable input for the switch.
7. ILIM: Current limit setting.
8. SCP: Short-circuit protection pin.
9. FAULT: Fault indication output.
10. STATUS: Status output indicating switch state.
11. COMP: Compensation network connection for stability.
12. C1, C2: Capacitor connections for stabilization.
13. CSN: Current sense negative input.
14. CSP: Current sense positive input.
15. RT: Timing resistor for fault response.
16. INT: Interrupt signal output.
This device is commonly used for power management applications in various electronic systems.

Manufacturer

The TPS2458RHBR is manufactured by Texas Instruments (TI), a prominent American technology company headquartered in Dallas, Texas. Texas Instruments specializes in semiconductor design and manufacturing, focusing on a wide range of products, including analog, embedded processing, and digital signal processing (DSP) technologies.
Established in 1930, TI is known for its innovation in various sectors, such as automotive, industrial, consumer electronics, communications, and computing. The TPS2458, specifically, is a power management integrated circuit (IC) designed for power distribution applications, featuring power path control and load monitoring, among other functionalities. Texas Instruments is recognized for its commitment to quality and reliability, making it a key player in the global semiconductor industry.

Application

The TPS2458RHBR is primarily used in power management applications, particularly for hot-swap and power distribution systems. It supports a wide range of applications including server power supplies, networking equipment, and telecommunications, where controlled power sequencing and protection are critical. The device facilitates safe insertion and removal of power supplies without affecting system stability. Additional applications include industrial automation and automotive systems, where managing power delivery and ensuring fault tolerance is essential. Its features enable effective overload protection, current limiting, and fault isolation, making it suitable for various electronic and electrical systems requiring reliable power management.

Package

The TPS2458RHBR is packaged in a "HTQFN" (Thermal Enhanced Thin Quad Flat No-lead) format with a 16-pin configuration. This package type is designed for efficient thermal management and space-saving in electronic applications.

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