Allicdata Part #: | MAX4271ESA+-ND |
Manufacturer Part#: |
MAX4271ESA+ |
Price: | $ 4.82 |
Product Category: | Integrated Circuits (ICs) |
Manufacturer: | Maxim Integrated |
Short Description: | IC CNTRLR HOT SWAP 8-SOIC |
More Detail: | Hot Swap Controller 1 Channel General Purpose 8-SO... |
DataSheet: | MAX4271ESA+ Datasheet/PDF |
Quantity: | 401 |
Lead Free Status / RoHS Status: | Lead free / RoHS Compliant |
Moisture Sensitivity Level (MSL): | 1 (Unlimited) |
1 +: | $ 4.38480 |
10 +: | $ 4.16556 |
25 +: | $ 3.03660 |
50 +: | $ 2.88477 |
100 +: | $ 2.04026 |
250 +: | $ 2.00814 |
Series: | DualSpeed/BiLevel™ |
Packaging: | Tube |
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: | General Purpose |
Features: | Latched Fault, OVP, UVLO |
Programmable Features: | Circuit Breaker, Current Limit, Fault Timeout |
Voltage - Supply: | 2.7 V ~ 13.2 V |
Current - Output (Max): | -- |
Operating Temperature: | -40°C ~ 85°C |
Current - Supply: | 600µA |
Mounting Type: | Surface Mount |
Package / Case: | 8-SOIC (0.154", 3.90mm Width) |
Supplier Device Package: | 8-SOIC |
Feature Pins: | CTIM, STAT, ON |
Base Part Number: | MAX4271 |
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Power Management Integrated Circuit (PMIC) is a device that is used to control and distribute power in a circuit. PMICs are widely used in many applications to deliver efficient, optimal power management. This article looks at one specific type of PMIC - Hot Swap Controllers - and examines the MAX4271ESA+ application field and working principle.
A hot swap controller is a type of PMIC used to create safe power connection/disconnect sequences. This is achieved by using a circuit of components to detect and react to changes in voltage levels. Hot swap controllers are mainly used to install or remove systems from a live backplane without disrupting the supply of power. This enables the system to either be inserted or removed without the need to shut down the power supply. They are also used in many other application fields such as the renewable energy industry, the automotive industry, and even in consumer electronics.
The MAX4271ESA+ is a hot swap controller manufactured by Maxim Integrated. This device is designed to be a low-voltage (2.2V drive) hot swap controller. The device is made up of several different components that work together. It has an auxillary comparator, a N-MOSPFET driver, voltage regulator, and an over-voltage detection circuit. It also has an in-rush current limiter which enables the device to be used in low voltage applications.
The MAX4271ESA+ is controlled by a voltage level detector circuit. This circuit is triggered by variations in the differential voltage across two pins. When the voltage difference is above the over-voltage threshold, it will be turned off until the voltage difference is below the under-voltage threshold. This will ensure that the device is protected from over-voltage and under-voltage conditions.
The MAX4271ESA+ also has a hysteresis comparator which is used to provide a delay time before the turn-on and turn-off times. This helps to reduce the chance of false triggering which may occur if the voltage fluctuations are too rapid. Furthermore, it uses an in-rush current limiter which allows the device to function in applications with a low voltage drop.
When triggered, the MAX4271ESA+ will enable the power MOSFET driver which will then activate the power MOSFET, allowing current to flow. The device is protected against short-circuit and over-current conditions by a current sense comparator which will shut off the MOSFET if the current exceeds a certain threshold.
The MAX4271ESA+ offers a wide range of features and functions which provide an ideal solution for hot swap applications. It has a low voltage drive and an in-rush current limiter which make it suitable for low voltage applications. It also has a hysteresis comparator which provides additional protection from false triggering. Furthermore, it is also protected against over-voltage, under-voltage, short-circuit and over-current conditions.
The MAX4271ESA+ is an ideal choice for hot swap applications, offering a wide range of features and functions in a single IC. It is designed to provide reliable protection against voltage fluctuations, short-circuits, over-currents and over-voltage. It also has an in-rush current limiter, allowing it to be used in low voltage applications. Overall, the MAX4271ESA+ is a great choice for implementing a safe and efficient hot swap system.
The specific data is subject to PDF, and the above content is for reference
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