LM25061PMME-1/NOPB

Programmable Features:	Current Limit, Fault Timeout, UVLO
Base Part Number:	LM25061
Feature Pins:	FB, PGD, TIMER, (UVLO, EN)
Supplier Device Package:	10-VSSOP
Package / Case:	10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Mounting Type:	Surface Mount
Current - Supply:	1.6mA
Operating Temperature:	-40°C ~ 85°C
Current - Output (Max):	--
Voltage - Supply:	2.9 V ~ 17 V
Series:	--
Features:	Latched Fault
Applications:	General Purpose
Internal Switch(s):	No
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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Introduction

The LM25061PMME-1/NOPB is a hot swap controller manufactured by Texas Instruments. It is a unique power management integrated circuit (PMIC) specifically designed for use in hot swap applications, allowing for power sequencing and sequencing of a variety of loads in the same application. This part represents a key component in any system that is designed to include a hot swap power supply.

Application Field

The LM25061PMME-1/NOPB controller is designed for applications which require hot swap power supplies, including data centers, network storage, medical imaging, robotics, automotive, industrial, and military/aerospace. It is versatile and compatible with many power supplies, ranging from 200W to 600W. Additionally, it is compatible with existing industry standards such as JEDEC and the Advanced Configuration and Power Interface (ACPI). With its built-in hot swap protection and under- and overvoltage protection, the part ensures that only power supplies that meet the requirements of the system will be used, reducing the risk of system failure due to electrical overstress.

Working Principle

The LM25061PMME-1/NOPB is a high-performance PMIC that offers enhanced control, sequencing and protection of hot-swappable power supplies. It provides protection against over-current, over-voltage, under-voltage and short-circuit conditions for the hot-swap supply. The device also provides sequentially controlled power-up and power-down of the hot-swap supply.The core of the part consists of an on-board regulator, a digital control input pin, and an over-current sense amplifier. The regulator consists of a precision voltage reference, error amplifier and output driver section, which is able to produce high current outputs accurately. The control pin is used to Enable or Disable the regulator, as well as to control its output power levels. The over-current sense amplifier monitors the outputs of the regulator and will shut off the power to the load if an over-current condition is detected. The LM25061PMME-1/NOPB also includes comprehensive fault protection circuitry with an integrated programmable timer latch, which allows the device to detect a variety of current or voltage faults and to disable the power supply output accordingly. The device also includes a soft-start reach-in feature, which allows the system to gradually ramp up the hot-swap supply voltage during power-up. This prevents large inrush currents and over-voltages during start-up, providing a more reliable power source to the system.

Conclusion

The LM25061PMME-1/NOPB is a powerful PMIC designed for applications requiring hot-swap power supplies, providing enhanced control, sequencing and protection for such supplies. The part\'s on-board regulator, digital control pin, and over-current sense amplifier all combine to provide safe, precise and reliable power to the system. In addition to the built-in protection, the part includes integrated fault protection and a soft-start reach-in feature to ensure the system reliability when powering up. With its hot-swap and advanced protection capabilities, the LM25061PMME-1/NOPB makes an ideal key component for all power supply management systems.

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