L5973ADTR

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L5973ADTR

+BOM

IC REG BUCK ADJUSTABLE 2A 8HSOP

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Specifications

Attribute Value
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 2A
Frequency-Switching 500kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width) Exposed Pad

Overview

Description

"L5973ADTR" doesn't appear to correspond to a well-known term, course, or concept based on available data up to October 2023. It's possible that it could be an internal code, product number, or a specific identifier used within a specific organization or context. If you could provide more context or clarify its relevance, such as whether it's related to a particular field like technology, education, or industry, I might be able to offer more specific insights or guidance. Otherwise, for detailed information, it would be best to consult the source or entity associated with this identifier.

Equivalent

The L5973ADTR is a step-down DC-DC converter. Some equivalent products include:
1. LM2675 by Texas Instruments
2. MC34063 by ON Semiconductor
3. AP1501 by Diodes Incorporated
4. MP1584 by MPS (Monolithic Power Systems)
5. LM2596 by Texas Instruments
These alternatives typically offer similar functionalities and performance characteristics for standard applications but always check datasheets for compatibility in your specific circuit.

Features

The L5973ADTR is a step-down switching voltage regulator from STMicroelectronics. Key features include:
1. Input Voltage Range: It can handle a wide input voltage range from 4.4V to 36V, making it versatile for various applications.

2. Output Current: It supports an output current of up to 1.5A, suitable for powering medium-power devices.

3. Efficiency: The device is designed for high efficiency, typically around 90%, which helps in reducing power loss and heat generation.
4. Switching Frequency: The regulator operates at a fixed switching frequency of 250 kHz, balancing efficiency and component size.
5. Output Voltage: The output voltage is adjustable via external resistors, allowing flexibility in different applications.
6. Protection Features: It includes built-in protection mechanisms like overcurrent protection, thermal shutdown, and undervoltage lockout, enhancing reliability.
7. Package: The L5973ADTR is available in a compact SO-8 package, facilitating integration into space-constrained designs.
8. Applications: It is commonly used in consumer electronics, industrial systems, and automotive applications due to its robust performance and flexibility.

Pinout

The L5973ADTR is a step-down monolithic power switching regulator from STMicroelectronics. It typically comes in a 16-pin PowerSO-10 package. The device is designed for applications requiring a compact and efficient voltage regulator. Here’s a brief overview of its pin functions:
1. VCC: Supply voltage input.
2. GND: Ground reference.
3. OUT: Switch output, connected to the inductor.
4. FB (Feedback): Connects to the output voltage divider for feedback to maintain regulation.
5. COMP: Compensation network connection to stabilize the control loop.
6. INH (Inhibit): Used to enable or disable the device.
7. SYNC: Allows synchronization with an external clock.
8. BOOT: Bootstrap capacitor connection for the high-side driver.
9. P-DRIVE: Drives the gate of an external P-channel MOSFET.

The remaining pins may include additional ground connections or thermal pads, and some pins are typically not connected in the specific PowerSO-10 package version, focusing primarily on power conversion and efficiency. Always refer to the specific datasheet for detailed pin configuration and application specifics.

Manufacturer

The L5973ADTR is a product manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a broad range of semiconductor products for different electronic applications. They operate in various market segments, including automotive, industrial, personal electronics, and communications equipment. As a major player in the semiconductor industry, STMicroelectronics is known for its innovation and comprehensive portfolio of products that cater to the needs of diverse technological applications.

Application

The L5973ADTR is a step-down monolithic power switching regulator designed for various applications requiring efficient voltage regulation. Its application areas include:
1. Consumer Electronics: Power supply for devices like set-top boxes, LCD monitors, and audio equipment.
2. Industrial Automation: Used in power management for control systems and industrial instruments.
3. Telecommunications: Provides regulated power in networking equipment and communication devices.
4. Computing: Utilized in motherboards and peripheral devices for stable power delivery.
5. Automotive: Supports in-vehicle systems by providing stable voltage for electronic modules.
These applications benefit from its high efficiency, compact design, and reliable performance in converting DC voltages.

Package

The package type L5973ADTR refers to a specific type of electronic component packaging, typically associated with semiconductor devices. It is usually a part of a series or family of components, and the exact package type can vary, but it often belongs to a standard surface-mount package suitable for automated assembly. For precise specifications, refer to the manufacturer's datasheet.