MAX5948BESA+

Programmable Features:	Auto Retry, Fault Timeout, Latched Fault, OVP, UVLO
Base Part Number:	MAX5948
Feature Pins:	DRAIN, PWRGD, OV, UV
Supplier Device Package:	8-SOIC
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Mounting Type:	Surface Mount
Current - Supply:	700µA
Operating Temperature:	-40°C ~ 85°C
Current - Output (Max):	--
Voltage - Supply:	-80 V ~ -20 V
Series:	--
Features:	--
Applications:	-48V
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:	Tube

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PMIC - Hot Swap Controllers

The MAX5948BESA+ is an integrated hot-swap controller that features a unique high-speed foldback architecture, allowing hot plugging of high-capacitance loads with very low output voltage overshoot. This controller provides status control pins, diagnostic information and system monitoring capability, enabling user to detect and diagnose hot-swap events and manage them appropriately in the context of their system.

Application Field of MAX5948BESA+

The MAX5948BESA+ is a versatile hot-swap controller that fits in a wide range of applications, from computing and communications to data storage systems. It is the perfect choice for any system-level or point-of-load designer looking for a complete solution that can be integrated into their system quickly. It is designed for use in high current, high-voltage systems and its robustness, flexibility and ease of integration make it ideal for prototyping and/or retrofitting hot-swap controller requirements on existing systems.The system’s advanced features and intuitive design allow it to be used in a wide range of applications, such as powering up and powering down high-capacitance components while the system is running, avoiding system shutdowns due to unexpected hot-swap events, monitoring the system’s current load, controlling the system’s power supply and many more.

Working Principle of MAX5948BESA+

The MAX5948BESA+ uses an internal foldback architecture that reduces overshooting of supply voltage and current at the time of insertion, in order to protect the components from damaging transient voltages and currents. The device responds quickly to hot-swap events, by quickly ramping up the supply voltage and current to the desired value. The foldback feature of the MAX5948BESA+ also provides increased system safety by limiting the inrush current to a safe level during the powered-down state. Additionally, the controller monitors the current load of the system and actively protects it from any overload or over-temperature events, further increasing its robustness and system stability.The controller also features an intuitive status pin, which provides system monitoring capabilities and diagnostics information to the user. This feature allows the user to detect hot-swap events and diagnose any issues with the system in real-time. Through this feature, the user is also able to monitor system load and systems health more accurately, ensuring efficient operation and timely resolution of issues.Overall, the MAX5948BESA+ is an extremely versatile hot-swap controller that can be used in a wide range of applications and is particularly suitable for applications that require high current and high voltage sourcing. It is designed for robustness, flexibility and ease of integration, enabling users to quickly and easily integrate it into their system. With its intuitive design and rich feature set, the MAX5948BESA+ is the perfect solution for any system-level or point-of-load designer looking for an efficient and reliable solution for their system.

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