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L5973D013TR

Name: L5973D013TR
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ 2.5A 8HSOP

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製造商。部分 #L5973D013TR
包 SOP8
資料表 L5973D013TR DataSheet
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規格

Package	Tape & Reel (TR),Cut Tape (CT)
ProductStatus	Active
Function	Step-Down
OutputConfiguration	Positive
Topology	Buck
OutputType	Adjustable
NumberofOutputs	1
Voltage-Input(Min)	4V
Voltage-Input(Max)	36V
Voltage-Output(Min/Fixed)	1.235V
Voltage-Output(Max)	35V
Current-Output	2.5A
Frequency-Switching	250kHz
SynchronousRectifier	No
OperatingTemperature	-40°C ~ 150°C (TJ)
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width) Exposed Pad

概述

Description

The L5973D013TR is a switching voltage regulator manufactured by STMicroelectronics. It is designed for use in power management applications where efficient voltage regulation is needed. This device is a step-down, or buck, DC-DC converter that can deliver a stable output voltage from a higher input voltage. It features an adjustable output voltage range, high efficiency, and a high switching frequency, which allows for the use of smaller external components.
Key features of the L5973D013TR include a typical output current capability of up to 2.5A, a wide input voltage range, and built-in protection features such as thermal shutdown, overcurrent protection, and output short-circuit protection. Its compact package makes it suitable for applications where space is limited, such as in mobile devices, embedded systems, and industrial electronics.
Overall, the L5973D013TR is valued for its reliability, efficiency, and versatility in various electronic applications requiring stable voltage conversion.

Features

The L5973D013TR is a DC-DC step-down voltage regulator from STMicroelectronics. It features a fixed 3.3V output voltage and is capable of delivering up to 1.5A of output current. The device operates with a wide input voltage range from 4.4V to 36V, making it suitable for various applications, including industrial, automotive, and consumer electronics.
Key features of the L5973D013TR include:
- High efficiency due to its internal N-channel MOSFET.
- Low dropout operation and low quiescent current.
- Internal compensation network for stability.
- Soft-start function to limit inrush current.
- Internal current limiting and thermal shutdown for protection.
- Compact package for space-constrained applications.
The regulator is designed to provide a stable and efficient power supply solution with minimal external components, reducing the overall design complexity and cost. It is available in an SO-8 package.

Package

The L5973D013TR is a DC-DC converter that typically comes in a surface-mount device (SMD) package, specifically the PowerSO-8 form factor. This package is designed for efficient thermal performance and compact PCB layout.

Pinout

The L5973D013TR is a step-down switching voltage regulator IC from STMicroelectronics. It typically comes in a PowerSO-8 package, which has 8 pins. Here is a concise description of its pin functions:
1. VCC: Supply voltage input. Connect to the input voltage source.
2. OUT: Regulated output voltage pin. Connect to the load.
3. GND: Ground reference for the IC.
4. COMP: Compensation network pin. Connect external components to stabilize the loop.
5. FB (Feedback): Connects to the resistive divider from the output to set the output voltage.
6. INH (Inhibit): A logic input to enable or disable the device. Active high to disable.
7. BOOT: Bootstrap capacitor connection for the high-side driver.
8. SW (Switch Output): The switching node connected to the inductor.
This IC is designed for use in applications requiring efficient step-down voltage conversion, providing a fixed or adjustable output voltage from a higher input voltage.

Manufacturer

The L5973D013TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. It serves various industries, including automotive, industrial, personal electronics, and communications equipment. The company is known for its expertise in analog and digital integrated circuits, microcontrollers, power management devices, sensors, and other semiconductor technologies. STMicroelectronics is recognized as one of the leading semiconductor companies in the world, with a strong focus on innovation and sustainable technology solutions.

Application

The L5973D013TR is a step-down switching voltage regulator commonly used in various applications requiring efficient power conversion. Key application areas include consumer electronics, automotive systems, telecommunications equipment, industrial automation, and embedded systems. It is often employed in scenarios where space-saving and high efficiency are critical, such as in battery-powered devices, point-of-load regulation, and distributed power systems.

Equivalent

The L5973D013TR is a step-down switching voltage regulator. Equivalent products may include:
1. LM2596 by Texas Instruments.
2. MC34063 by ON Semiconductor.
3. MP1584 by Monolithic Power Systems.
4. LM2576 by Texas Instruments.
5. LT1376 by Analog Devices.
Ensure to check the specifications like input voltage, output current, and switching frequency to confirm compatibility with your application.