規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.4V |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 1.235V |
| Voltage-Output(Max) | 35V |
| Current-Output | 2A |
| Frequency-Switching | 250kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154, 3.90mm Width) |
概述
Description
The L5972D013TR is a DC-DC step-down voltage regulator produced by STMicroelectronics. This device is designed to provide a high-efficiency solution for converting a higher input voltage to a lower output voltage, suitable for various applications in electronic circuits. It typically operates with an input voltage range of 4.4V to 36V and delivers an output current up to 1A.
The regulator features an adjustable output voltage, allowing users to set the desired level with external resistors. Its internal compensation and integrated power MOSFETs simplify circuit design, reducing the need for external components. The L5972D013TR also includes several protective features, such as overcurrent protection and thermal shutdown, to enhance reliability and prevent damage due to abnormal operating conditions.
Common applications include power management in consumer electronics, automotive systems, industrial equipment, and telecommunications. Its compact package and efficient performance make it a suitable choice for space-constrained designs that require efficient voltage regulation.
The regulator features an adjustable output voltage, allowing users to set the desired level with external resistors. Its internal compensation and integrated power MOSFETs simplify circuit design, reducing the need for external components. The L5972D013TR also includes several protective features, such as overcurrent protection and thermal shutdown, to enhance reliability and prevent damage due to abnormal operating conditions.
Common applications include power management in consumer electronics, automotive systems, industrial equipment, and telecommunications. Its compact package and efficient performance make it a suitable choice for space-constrained designs that require efficient voltage regulation.
Equivalent
The L5972D013TR is a step-down switching regulator. Equivalent products may include:
1. Texas Instruments LM2596: A step-down voltage regulator with similar specifications.
2. ON Semiconductor MC34063: A versatile DC-DC converter IC.
3. Diodes Incorporated AP1509: A 150 kHz PWM buck DC-DC converter.
4. Microchip Technology MCP16301: A high-efficiency buck regulator.
When choosing equivalents, consider pin compatibility, input/output voltages, and current ratings to ensure they meet your specific requirements.
1. Texas Instruments LM2596: A step-down voltage regulator with similar specifications.
2. ON Semiconductor MC34063: A versatile DC-DC converter IC.
3. Diodes Incorporated AP1509: A 150 kHz PWM buck DC-DC converter.
4. Microchip Technology MCP16301: A high-efficiency buck regulator.
When choosing equivalents, consider pin compatibility, input/output voltages, and current ratings to ensure they meet your specific requirements.
Features
The L5972D013TR is a step-down monolithic power switching regulator from STMicroelectronics. It features a wide input voltage range of 4.4V to 36V and provides an adjustable output voltage from 1.235V up to the input voltage. The device is capable of delivering up to 1A of output current. It operates with a high switching frequency of up to 500 kHz, which allows the use of small-sized external components.
Key features include internal compensation, thermal shutdown, and cycle-by-cycle current limit protection. It also has an embedded soft-start function to prevent inrush current during power-up. The L5972D013TR is known for its high efficiency and low power consumption. The device is housed in a compact SO-8 package, making it suitable for space-constrained applications. Typical applications include industrial, automotive, and consumer electronics where efficient power conversion is required.
Key features include internal compensation, thermal shutdown, and cycle-by-cycle current limit protection. It also has an embedded soft-start function to prevent inrush current during power-up. The L5972D013TR is known for its high efficiency and low power consumption. The device is housed in a compact SO-8 package, making it suitable for space-constrained applications. Typical applications include industrial, automotive, and consumer electronics where efficient power conversion is required.
Pinout
The L5972D013TR is a step-down monolithic power switching regulator from STMicroelectronics. It typically features an 8-pin configuration in a PowerSO-8 package. Here is a brief overview of its main functions:
1. Vin (Input Voltage): Supplies the input voltage to the regulator.
2. SW (Switch Output): Connects to the inductor and provides the switching action to convert the input voltage to the desired output voltage.
3. GND (Ground): Common ground for input and output voltages.
4. FB (Feedback): Connects to the output voltage divider to regulate the output voltage.
5. COMP (Compensation): Used for loop stability and compensation.
6. VREF: Provides a reference voltage.
7. EN (Enable): Enables or disables the regulator.
8. NC (No Connect): May be present, offering no functional connection.
The L5972D013TR is designed for efficiency and compactness, making it suitable for various applications that require a stable and adjustable output voltage.
1. Vin (Input Voltage): Supplies the input voltage to the regulator.
2. SW (Switch Output): Connects to the inductor and provides the switching action to convert the input voltage to the desired output voltage.
3. GND (Ground): Common ground for input and output voltages.
4. FB (Feedback): Connects to the output voltage divider to regulate the output voltage.
5. COMP (Compensation): Used for loop stability and compensation.
6. VREF: Provides a reference voltage.
7. EN (Enable): Enables or disables the regulator.
8. NC (No Connect): May be present, offering no functional connection.
The L5972D013TR is designed for efficiency and compactness, making it suitable for various applications that require a stable and adjustable output voltage.
Manufacturer
The L5972D013TR is manufactured by STMicroelectronics. STMicroelectronics is a global semiconductor company that designs, develops, manufactures, and markets a wide range of semiconductor products. The company is known for its work in integrated circuits and discrete devices for a variety of electronic applications, including automotive products, industrial devices, personal electronics, and communications equipment. STMicroelectronics is headquartered in Geneva, Switzerland, and operates worldwide with a diverse product portfolio.
Application
The L5972D013TR is a step-down switching voltage regulator from STMicroelectronics. Its primary application areas include:
1. Power Management: Used in electronic devices for converting higher voltage to a lower, stable voltage for microcontrollers and other components.
2. Industrial Automation: Provides efficient power regulation in industrial control systems.
3. Telecommunications: Supports stable power supply in networking and communication equipment.
4. Consumer Electronics: Powers various consumer gadgets, ensuring battery efficiency and device reliability.
5. Automotive Electronics: Used in automotive systems requiring robust voltage regulation.
Its versatility in different voltage regulation needs makes it suitable for a wide range of applications in various industries.
1. Power Management: Used in electronic devices for converting higher voltage to a lower, stable voltage for microcontrollers and other components.
2. Industrial Automation: Provides efficient power regulation in industrial control systems.
3. Telecommunications: Supports stable power supply in networking and communication equipment.
4. Consumer Electronics: Powers various consumer gadgets, ensuring battery efficiency and device reliability.
5. Automotive Electronics: Used in automotive systems requiring robust voltage regulation.
Its versatility in different voltage regulation needs makes it suitable for a wide range of applications in various industries.
Package
The package type for the L5972D013TR is an HSOP-8. This refers to a PowerSO-8 package, which is a small outline package with heat-sink capabilities, designed to accommodate power integrated circuits with enhanced thermal performance.
