TPS259270DRCT

Features:	Latched Fault, OVP, Thermal Limit
Feature Pins:	EN
Supplier Device Package:	10-VSON (3x3)
Package / Case:	10-VFDFN Exposed Pad
Mounting Type:	Surface Mount
Current - Supply:	420µA
Operating Temperature:	-40°C ~ 85°C
Current - Output (Max):	5A
Voltage - Supply:	4.5 V ~ 18 V
Programmable Features:	Current Limit, Slew Rate, UVLO
Series:	--
Applications:	General Purpose
Internal Switch(s):	Yes
Number of Channels:	1
Type:	Hot Swap Controller
Moisture Sensitivity Level (MSL):	--
Part Status:	Active
Lead Free Status / RoHS Status:	--
Packaging:	Tape & Reel (TR)

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Overview of TPS259270DRCT

The TPS259270DRCT is a hot swap controller designed by Texas Instruments. The device is a gate driver that supports up to 4 synchronous buck load switch gate drivers to provide hot swap functionality to the system, allowing monitoring of the current flowing through the system and allowing easy insertion of power cards and devices.

Application Field of TPS259270DRCT

The TPS259270DRCT controller is ideal for hot-swappable applications with systems having up to 4 synchronous buck converters. This device helps to bring enhanced flexibility and performance to hot-swappable applications. Some of the applications that the device can be used for include industrial applications, data centres, and low standby power computing.The device’s current monitoring ability also makes it suitable for safety applications, where the software is able to detect if a device or power card is drawing too much current, preventing damage to the system due to over-current situations.

Working Principle of TPS259270DRCT

The TPS259270DRCT is a hot swap controller that provides gate drivers to up to 4 synchronous buck converters. The device controls the gate drivers by monitoring the current flowing through the system, allowing the system to control when a new device or power card is allowed to be inserted into the system. It also allows the system to detect an over-current situation and take appropriate action when it arises.The device works by monitoring the current through the system and in combination with a control circuit, using both digital inputs and open drain outputs to control the gate drivers. The device also includes a power fault detector, which can detect when the supply voltage is too low or too high.

Conclusion

The TPS259270DRCT hot swap controller from Texas Instruments is designed to bring enhanced flexibility and performance to hot-swappable applications. The device provides up to 4 synchronous buck load switch gate drivers and incorporates current monitoring circuitry. It is ideal for industrial, data centre, and low standby power computing applications, as well as safety applications requiring over-current detection and prevention.

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