MAX4940BETN+T Allicdata Electronics
Allicdata Part #:

MAX4940BETN+T-ND

Manufacturer Part#:

MAX4940BETN+T

Price: $ 0.00
Product Category:

Integrated Circuits (ICs)

Manufacturer: Maxim Integrated
Short Description: IC DGTL PULSER HI-VOLT 56TQFN
More Detail: Medical Ultrasound Imaging, Sonar PMIC 56-TQFN (8x...
DataSheet: MAX4940BETN+T datasheetMAX4940BETN+T Datasheet/PDF
Quantity: 1000
1 +: 0.00000
Stock 1000Can Ship Immediately
$ 0
Specifications
Series: --
Packaging: Tape & Reel (TR) 
Part Status: Obsolete
Applications: Medical Ultrasound Imaging, Sonar
Current - Supply: --
Voltage - Supply: 2.37 V ~ 6 V
Operating Temperature: 0°C ~ 70°C
Mounting Type: Surface Mount
Package / Case: 56-WFQFN Exposed Pad
Supplier Device Package: 56-TQFN (8x8)
Base Part Number: MAX4940
Description

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Power management integrated circuits (PMICs) are very important components in electronic systems; they are used to provide the power and control needed to optimize the performance, cost, size, and reliability of electronic systems. The MAX4940BETN+T is a specialized power management IC (PMIC) designed specifically for powering narrow-voltage and low-duty-cycle applications, such as microprocessor cores. In this article, we will discuss the application field and working principle of the MAX4940BETN+T.

The MAX4940BETN+T is designed to provide a constant, steady supply of power whist minimizing power losses and improving efficiency of a wide-range of applications. The main application field of this power management IC includes microprocessor cores, memory, wireless communication modules, and similar low-power-consumption applications. It can also be used in other power consumption-intensive applications such as automotive sensors, RF transmitters and receivers, etc.

The MAX4940BETN+T includes many important functionalities such as advanced voltage scaling, flexible power-supply sequencing, flexible current limiting, programmable voltage fault monitoring, power-up/down ramping, etc. It operates in different modes depending on the application requirements – such as constant-current -mode, voltage-scaling-mode, and current-limiting mode. Additionally, the MAX4940BETN+T has different system-level protection features such as over-voltage protection, reverse-current protection, temperature-sensor protection, and over-current protection.

The MAX4940BETN+T also supports different modes of operation such as step mode, slew-rate mode, bursts mode, etc. In step mode, the power-supply output voltage is stepped up or down in accordance with voltage and current demands of the system. In slew-rate mode, the output voltage is ramped up or down in discrete steps, with each step taking a predetermined amount of time. In bursts mode, the output voltage is stepped up or down at a fixed frequency.

The MAX4940BETN+T also provides flexible power-supply sequencing protocols. It allows multiple power supplies to be sequenced on or off while preventing soft-start issues. The MAX4940BETN+T also provides power-up and power-down ramping features. These features allow the system to initiate startup sequences without generating excessive inrush current. Additionally, the MAX4940BETN+T supports numerous operational modes and protection features to protect the system from faults and/or overload conditions.

To sum up, the MAX4940BETN+T is a specialized power management IC suitable for powering narrow-voltage and low-duty-cycle applications. It includes multiple power-management features such as advanced voltage scaling, flexible current limiting, and programmable voltage fault monitoring. Additionally, the MAX4940BETN+T has sequence sequencing, power ramping and different operating modes such as step mode, slew-rate mode, and bursts mode. All these features make the MAX4940BETN+T an ideal choice for powering microprocessor cores, memory, and other low-power-consumption applications.

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

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