MAX1977EEI+

Maxim Integrated MAX1977EEI+

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  • MAX1977EEI+
  • Maxim Integrated
  • IC REG CTRLR NOTEBK 4OUT 28QSOP
  • PMIC - Voltage Regulators - Special Purpose
  • MAX1977EEI+ Datasheet
  • 28-SSOP (0.154\", 3.90mm Width)
  • Bulk
  • Lead free / RoHS CompliantLead free / RoHS Compliant
  • 4553
  • Spot Inventory / Athorized Dstributor / Factory Excess Stock
  • 1 year quality assurance 》
  • Click to get rates
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What is MAX1977EEI+

Maxim Integrated Part Number MAX1977EEI+（PMIC - Voltage Regulators - Special Purpose）, developed and manufactured by Maxim Integrated, distributed globally by Jinftry. We distribute various electronic components from world-renowned brands and provide one-stop services, making us a trusted global electronic component distributor.

MAX1977EEI+ is one of the part numbers distributed by Jinftry, and you can learn about its specifications/configurations, package/case, Datasheet, and other information here. Electronic components are affected by supply and demand, and prices fluctuate frequently. If you have a demand, please do not hesitate to send us an RFQ or email us immediately [email protected] Please inquire about the real-time unit price, Data Code, Lead time, payment terms, and any other information you would like to know. We will do our best to provide you with a quotation and reply as soon as possible.

MAX1977EEI+ Specifications

  • Part NumberMAX1977EEI+
  • CategoryPMIC - Voltage Regulators - Special Purpose
  • ManufacturerMaxim Integrated
  • DescriptionIC REG CTRLR NOTEBK 4OUT 28QSOP
  • PackageBulk
  • Series-
  • Operating Temperature0°C ~ 85°C
  • Mounting TypeSurface Mount
  • Package / Case28-SSOP (0.154\", 3.90mm Width)
  • Supplier Device Package28-QSOP
  • ApplicationsController, Notebook Power System
  • Voltage - Input4.5V ~ 24V
  • Number of Outputs4
  • Voltage - Output3.3V, 5V, 2V ~ 5.5V

Application of MAX1977EEI+

Voltage Regulators - Special Purpose is a wide range of applications, covering almost all industries that require high quality power supplies. In the field of communication, it is widely used in base stations, data centers, switches and other core equipment power support, to ensure the stability and reliability of data transmission; In the field of industrial automation, the special voltage regulator provides precise power supply for precision control equipment such as PLC, servo driver and inverter, which helps the intelligent and efficient production process. In the field of medical equipment, it ensures the stable operation of high-end medical equipment such as monitors, CT machines, MRI machines, and provides patients with safe and accurate medical services. In addition, in the aerospace, national defense military industry, new energy power generation and other high-end fields.

MAX1977EEI+ Datasheet

MAX1977EEI+ Datasheet , Bulk,0°C ~ 85°C,Surface Mount,28-SSOP (0.154\", 3.90mm Width),28-QSOP,Controller, Notebook Power System,4.5V ~ 24V,4,3.3V, 5V, 2V ~ 5.5V

MAX1977EEI+ Classification

PMIC - Voltage Regulators - Special Purpose

Voltage Regulators-Special Purpose refers to the voltage regulation equipment designed and manufactured to meet the specific requirements of specific electronic equipment or systems for power stability, accuracy, waveform quality and other specific requirements. It combines advanced electronic technology and precision manufacturing process, through the built-in high-performance circuits and components, to achieve accurate regulation of the input voltage, to ensure that the output voltage is stable within the preset range, even in the input voltage fluctuations, load changes and other complex conditions can maintain excellent voltage regulation performance.

FAQ about PMIC - Voltage Regulators - Special Purpose

  • 1. What is the purpose of a voltage regulator?

    The main purpose of a voltage regulator is to stabilize the output voltage of the generator and ensure that it remains constant when the engine speed and load change. Specifically, the functions of a voltage regulator include:
    Automatically control the output voltage of the generator: When the engine speed and the load of the generator change, the voltage regulator will automatically adjust the output voltage of the generator to prevent the voltage from being too high or too low, thereby protecting the electrical equipment and the battery from damage.
    Prevent overcharging and undercharging: When the generator speed is high, the voltage regulator will prevent the voltage from being too high, avoiding damage to the electrical equipment and overcharging of the battery; when the generator speed is low, it will prevent the voltage from being too low, causing abnormal operation of the electrical equipment and insufficient battery charging.
    Adapt to changes in engine speed: Since the engine speed varies over a wide range, the voltage regulator ensures that the output voltage is within the specified range by adjusting the excitation current of the generator to meet the needs of the electrical equipment and the battery.
    How a voltage regulator works
    The voltage regulator adjusts the output voltage by controlling the excitation current of the generator. When the generator speed changes, the voltage regulator automatically adjusts the excitation current to stabilize the output voltage. For example, in a car, the voltage regulator controls the excitation current of the generator. When the battery voltage rises to the set threshold, it automatically cuts off the generator excitation current to prevent the battery from overcharging.

  • 2. What is the purpose of the variable voltage regulator circuit?

    The main purpose of the variable voltage regulator circuit is to ensure that the generator output voltage is maintained within the preset range and prevent the voltage from being too high or too low to cause damage to electrical equipment.
    Main functions
    Adjust the generator output voltage: when the generator speed changes, the voltage regulator will automatically adjust the generator output voltage to ensure that the voltage is stable within the specified range and prevent the voltage from being too high or too low to cause damage to electrical equipment.
    Prevent excessive charging current: by controlling the excitation current, the voltage regulator can effectively prevent excessive charging current and protect the battery from damage.
    Cut off the charging circuit: when reverse current occurs, the voltage regulator can quickly cut off the charging circuit to prevent damage caused by reverse current.

  • 3. What is the working function of the voltage regulator?

    The working function of the voltage regulator is mainly to ensure the stability of the output voltage by adjusting the input voltage. The working principle of the voltage regulator can be divided into the following main parts:
    Adjustment circuit: The adjustment circuit is responsible for adjusting the input voltage to a suitable level to adapt to different input voltage changes.
    Sampling circuit: The sampling circuit detects the output voltage through the sampling resistor network (RA and RB) and compares the feedback voltage VFB with the reference voltage VREF.
    Sampling amplifier: The sampling amplifier compares the feedback voltage with the reference voltage and outputs an error signal.
    Reference circuit: The reference circuit provides a stable reference voltage to ensure the accuracy of the output voltage.

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Maxim Integrated
Maxim Integrated
Founded in 1983, Maxim Integrated is a highly influential American company in the semiconductor industry that focuses on providing highly integrated analog, mixed signal, high-frequency, and digital circuit solutions for the industrial, communication, consumer,...
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