MAX5901LAETT+T Allicdata Electronics
Allicdata Part #:

MAX5901LAETT+TCT-ND

Manufacturer Part#:

MAX5901LAETT+T

Price: $ 3.39
Product Category:

Integrated Circuits (ICs)

Manufacturer: Maxim Integrated
Short Description: IC HOT-SWAP CONTROLLER 6TDFN
More Detail: Hot Swap Controller 1 Channel -48V 6-TDFN-EP (3x3)
DataSheet: MAX5901LAETT+T datasheetMAX5901LAETT+T Datasheet/PDF
Quantity: 655
Lead Free Status / RoHS Status: Lead free / RoHS Compliant
Moisture Sensitivity Level (MSL): 1 (Unlimited)
1 +: $ 3.08070
10 +: $ 2.90808
25 +: $ 2.32621
50 +: $ 2.20991
100 +: $ 2.03547
250 +: $ 1.93075
500 +: $ 1.47715
Stock 655Can Ship Immediately
$ 3.39
Specifications
Series: Simple Swapper™
Packaging: Cut Tape (CT) 
Lead Free Status / RoHS Status: --
Part Status: Active
Moisture Sensitivity Level (MSL): --
Type: Hot Swap Controller
Number of Channels: 1
Internal Switch(s): No
Applications: -48V
Features: Fault Timeout, Latched Fault, Thermal Limit
Programmable Features: UVLO
Voltage - Supply: -100 V ~ -9 V
Current - Output (Max): --
Operating Temperature: -40°C ~ 85°C
Current - Supply: 500µA
Mounting Type: Surface Mount
Package / Case: 6-WDFN Exposed Pad
Supplier Device Package: 6-TDFN-EP (3x3)
Feature Pins: DRAIN, (ON, /OFF), PGOOD
Description

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Power management integrated circuits (PMICs) are increasingly being used to improve power electronics design. One increasingly common PMIC is the hot swap controller. Hot swap controllers increase the robustness of power-on systems by preventing electrical shock, controlling inrush current, and protecting power systems from overvoltage and overtemperature. The MAX5901LAETT+T is an example of a hot swap controller with a wide range of features and applications. This article will describe the application fields and working principles of the MAX5901LAETT+T.

Application Fields

The MAX5901LAETT+T is a hot swap controller specifically designed for automotive and other power distribution systems that require reliable, low-voltage, high-current supply rails. This is because the MAX5901LAETT+T provides a unique combination of level shifting, current limiting, and thermal management features, which makes it highly suitable for automotive and other high-voltage systems.

The MAX5901LAETT+T can also be used in other non-automotive application fields. It supports a wide range of voltage inputs, making it useful for industrial and telecom applications. Moreover, the MAX5901LAETT+T can be used in applications where space and power are at a premium. Due to its low-voltage operation and small size, this hot swap controller is extremely energy efficient and can be used in small-form-factor designs.

Working Principles

The MAX5901LAETT+T hot swap controller is connected to a power source and maintains control of the voltage and current. This power source is typically a car battery, industrial source, or telecom source. The controller acts as an interface between the source and the load, allowing the safe and efficient transfer of power between them. The controller automatically limits the current to prevent overloads, and also ensures the voltage remains within accepted levels to protect against overvoltage and overcurrent scenarios. It also shifts the voltage to provide clean power to the load and prevents reverse current flow.

One unique feature of the MAX5901LAETT+T hot swap controller is its ability to monitor and control the temperature of the device. The device is equipped with an integrated thermal monitoring circuit which allows the controller to shut off the power supply if the temperature rises above a preset level. The MAX5901LAETT+T also supports setting a hysteresis limit to determine when the power supply should be activated again, providing additional protection against overheating.

In addition, the MAX5901LAETT+T hot swap controller also provides a wide range of features such as frequency foldback, inrush current limiting, and pre-biased start. The frequency foldback feature reduces the operating frequency of the device in order to reduce high outputs, while the inrush current limiting feature suppresses startup currents. The pre-biased start feature allows the device to start up with a pre-biased load, eliminating the need to de-bias the load before starting the controller.

Conclusion

The MAX5901LAETT+T is a hot swap controller designed for the automotive and other power distribution systems. It has a wide range of features and functions, including current limiting, temperature monitoring, frequency foldback, and inrush current limiting. Its small size and low voltage operation make it suitable for use in small-form-factor designs, while its wide range of voltage inputs enable it to be used in both automotive and non-automotive applications. This makes the MAX5901LAETT+T an ideal choice for power-on systems which require robustness and reliability.

The specific data is subject to PDF, and the above content is for reference

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