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) | 1.2V |
| Voltage-Output(Max) | 35V |
| Current-Output | 1A |
| 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 L5970D013TR is a monolithic step-down switching voltage regulator manufactured by STMicroelectronics. It is designed to convert a higher input voltage to a lower output voltage efficiently, suitable for applications requiring a compact and reliable power supply solution. The device typically includes features such as a wide input voltage range, high output current capability up to 1 A, and high efficiency due to its switch-mode operation.
Key features of the L5970D013TR include an internal reference voltage of 1.235 V, adjustable output voltage, fast transient response, and internal current limiting. It also provides thermal shutdown and short-circuit protection to ensure safety and reliability. This regulator operates at a fixed frequency, simplifying the design of power supply circuits.
The L5970D013TR is ideal for use in applications such as distributed power systems, battery-powered devices, and general-purpose step-down converters. It is housed in a compact SO-8 package, making it suitable for space-constrained applications.
Key features of the L5970D013TR include an internal reference voltage of 1.235 V, adjustable output voltage, fast transient response, and internal current limiting. It also provides thermal shutdown and short-circuit protection to ensure safety and reliability. This regulator operates at a fixed frequency, simplifying the design of power supply circuits.
The L5970D013TR is ideal for use in applications such as distributed power systems, battery-powered devices, and general-purpose step-down converters. It is housed in a compact SO-8 package, making it suitable for space-constrained applications.
Equivalent
The L5970D013TR is a step-down switching voltage regulator. Equivalent products include the LM2596 from Texas Instruments, the MC34063 from ON Semiconductor, and the MP1584 from Monolithic Power Systems. These alternatives offer similar functionalities for voltage regulation in power supply applications, but be sure to check specific parameters like input voltage range, output current, and efficiency to ensure compatibility with your project requirements.
Features
The L5970D013TR is a step-down monolithic power switching regulator. It is designed for applications requiring a compact design with high efficiency. Key features include:
1. Input Voltage Range: Operates from 4.4V to 36V, suitable for a wide range of applications.
2. Output Current: Capable of delivering up to 1A of output current.
3. Output Voltage: Adjustable output voltage from 1.235V up to the input voltage.
4. Efficiency: High efficiency due to its synchronous rectification design.
5. Switching Frequency: Fixed at 250 kHz, which allows the use of smaller external components.
6. Internal Compensation: Simplifies design and reduces the number of external components.
7. Overcurrent and Thermal Protection: Ensures reliability under fault conditions.
8. Soft-Start: Built-in soft-start to limit inrush current.
9. Packaging: Available in a compact, surface-mount SO-8 package.
This regulator is suitable for use in mobile devices, consumer electronics, and industrial power supplies, offering a balance of performance and space efficiency.
1. Input Voltage Range: Operates from 4.4V to 36V, suitable for a wide range of applications.
2. Output Current: Capable of delivering up to 1A of output current.
3. Output Voltage: Adjustable output voltage from 1.235V up to the input voltage.
4. Efficiency: High efficiency due to its synchronous rectification design.
5. Switching Frequency: Fixed at 250 kHz, which allows the use of smaller external components.
6. Internal Compensation: Simplifies design and reduces the number of external components.
7. Overcurrent and Thermal Protection: Ensures reliability under fault conditions.
8. Soft-Start: Built-in soft-start to limit inrush current.
9. Packaging: Available in a compact, surface-mount SO-8 package.
This regulator is suitable for use in mobile devices, consumer electronics, and industrial power supplies, offering a balance of performance and space efficiency.
Pinout
The L5970D013TR is a step-down monolithic power switching regulator. It comes in a standard 8-pin SOIC package. Here is a brief overview of its pin functions:
1. VCC: Input voltage supply (4.4V to 36V).
2. OUT: Power output to the load.
3. GND: Ground connection.
4. FB: Feedback input for output voltage regulation.
5. COMP: Compensation network for stability (connect to external components).
6. INH: Inhibit pin to enable or disable the device.
7. BOOT: Bootstrap capacitor connection for driving the high-side MOSFET.
8. SW: Switch node connecting the inductor and the output diode.
This regulator is designed for efficiency and reliability, suitable for applications requiring a compact and efficient voltage conversion solution.
1. VCC: Input voltage supply (4.4V to 36V).
2. OUT: Power output to the load.
3. GND: Ground connection.
4. FB: Feedback input for output voltage regulation.
5. COMP: Compensation network for stability (connect to external components).
6. INH: Inhibit pin to enable or disable the device.
7. BOOT: Bootstrap capacitor connection for driving the high-side MOSFET.
8. SW: Switch node connecting the inductor and the output diode.
This regulator is designed for efficiency and reliability, suitable for applications requiring a compact and efficient voltage conversion solution.
Manufacturer
The L5970D013TR is manufactured by STMicroelectronics. STMicroelectronics is a multinational electronics and semiconductor manufacturer headquartered in Geneva, Switzerland. It is one of the world's leading semiconductor companies, known for designing, developing, and manufacturing a wide range of semiconductor products, including integrated circuits, discrete devices, and MEMS (Micro-Electro-Mechanical Systems) for various applications across different industries. The company operates globally and serves sectors such as automotive, industrial, personal electronics, computer, and communication equipment. STMicroelectronics combines innovative technology with sustainable development practices, focusing on energy efficiency and environmental sustainability.
Application
The L5970D013TR is a step-down voltage regulator, making it suitable for various applications requiring efficient power management. Common application areas include:
1. Consumer Electronics: Used in devices like smartphones, tablets, and laptops for powering internal components.
2. Industrial Equipment: Powers sensors, controllers, and other critical components in automation systems.
3. Automotive Systems: Supports in-car electronics, infotainment systems, and navigation units.
4. Telecommunications: Provides stable power in networking equipment and communication devices.
5. Embedded Systems: Utilized in microcontrollers and development boards for consistent voltage supply.
6. IoT Devices: Powers sensors and wireless modules in smart devices.
These applications benefit from its efficiency, compact size, and reliability.
1. Consumer Electronics: Used in devices like smartphones, tablets, and laptops for powering internal components.
2. Industrial Equipment: Powers sensors, controllers, and other critical components in automation systems.
3. Automotive Systems: Supports in-car electronics, infotainment systems, and navigation units.
4. Telecommunications: Provides stable power in networking equipment and communication devices.
5. Embedded Systems: Utilized in microcontrollers and development boards for consistent voltage supply.
6. IoT Devices: Powers sensors and wireless modules in smart devices.
These applications benefit from its efficiency, compact size, and reliability.
Package
The L5970D013TR is a DC-DC converter from STMicroelectronics, and it comes in a SO-8 package type. This package is a small-outline integrated circuit (SOIC) that typically has 8 pins and is known for its compact size, making it suitable for surface-mount technology (SMT) applications.
