L7987L

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IC REG BUCK ADJ 2A 16HTSSOP

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Especificações

Atributo Valor
PartStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 4.5V
Voltage-Input(Max) 61V
Voltage-Output(Min/Fixed) 0.8V
Voltage-Output(Max) 61V
Current-Output 2A
Frequency-Switching 250kHz ~ 1.5MHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 16-TSSOP (0.173", 4.40mm Width) Exposed Pad
SupplierDevicePackage 16-HTSSOP
BaseProductNumber L7987

Visão Geral

Description

"L7987L" could refer to a specific code, identifier, or product number, but the context is necessary to provide a precise introduction. If "L7987L" is related to a technical product, software, academic course, or any specific field, here's a general framework you can adapt:
1. Identification: L7987L may be a model number, course code, or part number associated with a specific product or academic offering.
2. Relevance: Identify the field or industry it belongs to, like electronics, software, automotive, or education.
3. Features/Content: Briefly mention key features or topics covered, such as technical specifications for a product or syllabus highlights for a course.
4. Purpose/Application: Explain its intended use or application. For example, a technical product might enhance performance in a particular system, while a course might cover advanced topics in a subject area.
5. Target Audience: Specify who would benefit from this product or course, such as engineers, students, or professionals in a particular industry.
Without specific context, this general structure provides a foundation for introducing the topic effectively.

Equivalent

The L7987L is a step-down switching regulator IC from STMicroelectronics. Equivalent products may include:
1. LM2596 by Texas Instruments: A step-down voltage regulator with similar functionality.
2. MP1584 by Monolithic Power Systems: Compact step-down regulator.
3. LT8640S by Analog Devices: Offers low quiescent current.
4. TPS5430 by Texas Instruments: Another step-down regulator with similar characteristics.
Ensure compatibility by reviewing datasheets for specifications such as input voltage, output current, and efficiency.

Features

The L7987L is a monolithic step-down switching regulator used for power management in electronic devices. Key features include:
1. Input Voltage Range: It can handle a wide input voltage range, typically from 4.5V to 61V, making it suitable for various applications.
2. Output Voltage: The device provides a fixed output voltage with high accuracy, and it can be adjusted to suit specific requirements.
3. Switching Frequency: Offers a programmable switching frequency up to 1MHz, allowing for optimization between efficiency and component size.
4. Efficiency: Designed for high efficiency with low power dissipation, suitable for battery-powered applications.
5. Output Current: Capable of supplying a continuous output current, typically around 2.5A depending on the configuration.
6. Protection Features: Includes over-voltage, under-voltage, over-current, and thermal protection to enhance reliability and safety.
7. Synchronization: Allows synchronization with an external clock for improved performance in complex systems.
8. Soft Start: Includes a programmable soft-start feature to minimize inrush current during startup.
9. Package: Typically available in compact, thermally enhanced packages for efficient heat dissipation.
These features make the L7987L suitable for applications in industrial, automotive, and consumer electronics.

Pinout

The L7987L is a step-down monolithic switching regulator by STMicroelectronics. It is typically used for converting higher input voltages to lower output voltages in various electronic applications. The L7987L comes in an HTSSOP16 package and has the following pin configuration:
1. VCC: Supply voltage input.
2. SYNC: Synchronization input/output.
3. EN: Enable input.
4. COMP: Compensation network pin.
5. FB: Feedback input.
6. SS/TR: Soft start / Tracking input.
7. NC: Not connected.
8. PGOOD: Power Good signal output.
9. BOOT: Bootstrap capacitor connection.
10. GND: Ground.
11. SW: Switching node.
12. NC: Not connected.
13. NC: Not connected.
14. VIN: Input voltage pin.
15. NC: Not connected.
16. NC: Not connected.
The L7987L is designed for high efficiency and is suitable for applications requiring a compact solution with a wide input voltage range. Its features include adjustable output voltage, internal compensation, and various protection mechanisms, including overcurrent and thermal shutdown.

Manufacturer

The L7987L is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, and manufactures a wide range of semiconductor products and solutions. The company serves a variety of markets, including automotive, industrial, personal electronics, communications equipment, and IoT, among others. STMicroelectronics is known for its expertise in microcontrollers, sensors, power management devices, and analog products, making it a key player in the semiconductor industry.

Application

The L7987L is a step-down switching regulator designed for various applications requiring efficient power management. Key application areas include:
1. Consumer Electronics: Used in devices like smartphones, tablets, and laptops for efficient voltage regulation.
2. Automotive Systems: Powers infotainment systems, dashboards, and other electronic components in vehicles.
3. Industrial Automation: Powers sensors, controllers, and communication devices in factory automation systems.
4. Telecommunications: Used in networking equipment and communication devices for stable power supply.
5. IoT Devices: Provides power regulation for connected devices and sensors in the Internet of Things applications.
Its versatility and efficiency make it ideal for any application requiring reliable DC-DC conversion.

Package

The package type L7987L is typically associated with integrated circuits, specifically with a low dropout (LDO) voltage regulator. However, without specific manufacturer details, it is challenging to determine the exact package type. It is advisable to consult the manufacturer's datasheet for precise information.

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