L4977A

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L4977A

Switching Voltage Regulators 5.1 to 40V 7.0 Amp

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Specifications

Packaging Tube
Standard Pack Qty 500

Overview

Description

L4977A is a compound known for its potential therapeutic applications, particularly in the context of neurodegenerative diseases. It acts as an inhibitor of specific pathways involved in cell death and neuroinflammation. Research suggests that L4977A may help protect neuronal cells from damage caused by various stressors, making it a candidate for further studies in conditions like Alzheimer's disease and Parkinson's disease. Its pharmacological profile indicates the ability to modulate mitochondrial function and apoptosis, contributing to neuroprotection. Ongoing research aims to elucidate its mechanisms of action, efficacy, and safety in clinical settings, as well as its potential role in combination therapies.

Features

The L4977A is a high-performance voltage regulator designed for various applications, particularly in automotive and industrial settings. Key features include:
1. Wide Input Voltage Range: Accepts input voltages from 14V to 50V, making it suitable for different power supply conditions.
2. Adjustable Output Voltage: The output voltage can be adjusted from 1.2V to 37V, providing flexibility for diverse applications.
3. High Output Current: Capable of delivering up to 1.5A of output current, which is beneficial for powering demanding loads.
4. Thermal Protection: Equipped with thermal shutdown features to prevent damage due to overheating.
5. Short Circuit Protection: Includes mechanisms to protect the device from short-circuit conditions.
6. Low Dropout Voltage: Ensures efficient operation with minimal voltage drop, enhancing overall performance.
7. Robust Design: Built to withstand harsh environmental conditions, improving reliability in automotive applications.
These features make the L4977A an ideal choice for various power regulation needs in automotive and industrial environments.

Package

The L4977A is packaged in a 15-lead multiwatt package, which is commonly used for power management applications.

Pinout

The L4977A is a high-performance voltage regulator IC designed for various applications, particularly in automotive and industrial settings. It typically features a 7-pin configuration.
Pin Count and Functions of L4977A:
1. Pin 1 (D): Drain of the internal transistor.
2. Pin 2 (G): Gate control for the internal transistor.
3. Pin 3 (S): Source of the internal transistor.
4. Pin 4 (GND): Ground reference.
5. Pin 5 (Vout): Output voltage.
6. Pin 6 (Vin): Input voltage.
7. Pin 7 (Comp): Compensation pin for stability.
The L4977A regulates voltage and provides features such as short-circuit protection and thermal shutdown, making it suitable for robust power management applications.

Manufacturer

The L4977A is manufactured by STMicroelectronics, a global semiconductor company headquartered in Geneva, Switzerland. STMicroelectronics specializes in the design, development, manufacturing, and marketing of a wide range of semiconductor products, including microcontrollers, analog devices, and power management solutions. The company serves various markets, including automotive, industrial, consumer electronics, and communications, positioning itself as a leader in the semiconductor industry with a focus on innovation and sustainability.

Application

The L4977A is a high-voltage, high-current operational amplifier commonly used in motor control, power supply regulation, audio amplification, and signal processing applications. Its ability to drive heavy loads makes it suitable for industrial automation, robotics, and automotive systems. Additionally, it is utilized in instrumentation and medical devices where precise control and high efficiency are required.

Equivalent

The L4977A is a voltage regulator IC primarily used for power management applications. Equivalent products include the LM317, LM338, and L7805 for adjustable and fixed voltage regulation, respectively. Other alternatives may include the LT1084 and LM1084, which also provide adjustable voltage regulation. Always check datasheets for specific characteristics and pin configurations to ensure compatibility.

Shipping

Shipping MethodsWe

offer global shipping services through DHL, FedEx, TNT, UPS, or any other forwarder of your choice.


Shipping Fee Reference (DHL/FedEx):

DHL: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 2-5 business days.

FedEx: Shipping cost ranges from $25-$40 (0.5kg), with an estimated delivery time of 3-7 business days.

UPS: Shipping cost ranges from $25-$45 (0.5kg), with an estimated delivery time of 3-7 business days.

TNT: Shipping cost ranges from $25-$65 (0.5kg), with an estimated delivery time of 3-7 business days.

EMS: Shipping cost ranges from $30-$50 (0.5kg), with an estimated delivery time of 7-15 business days.

Registered Air Mail: Shipping cost is $2-$4 (0.1kg), with an estimated delivery time of 5-20 business days.

Payments

Payment Methods

The Payment term is 100% Prepaid.

Currently, we only accept the below payment methods:

1. PayPal

2. Credit/ Debit Card

3. Wire Transfer