規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SIMPLE SWITCHER® |
| 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) | 1V |
| Voltage-Output(Max) | 28V |
| Current-Output | 3A |
| Frequency-Switching | 400kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
概述
Description
The LMR23630ADDAR is a high-efficiency, step-down DC-DC converter manufactured by Texas Instruments. It is part of the SIMPLE SWITCHER® family and is designed to provide a compact and efficient solution for converting a higher DC input voltage to a lower DC output voltage. This device can deliver up to 3 A of output current and is capable of supporting an input voltage range from 4 V to 36 V, making it suitable for various applications, including industrial, automotive, and consumer electronics.
The LMR23630ADDAR features a fixed frequency of 400 kHz or 1 MHz, supporting a balance between efficiency and size. It integrates key protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability. The device comes in a small, thermally efficient 8-pin SOIC package with PowerPAD™ for better heat dissipation. Its ease of use, combined with a minimal external component requirement, makes it an attractive choice for designers looking for a flexible and robust power management solution.
The LMR23630ADDAR features a fixed frequency of 400 kHz or 1 MHz, supporting a balance between efficiency and size. It integrates key protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to enhance reliability. The device comes in a small, thermally efficient 8-pin SOIC package with PowerPAD™ for better heat dissipation. Its ease of use, combined with a minimal external component requirement, makes it an attractive choice for designers looking for a flexible and robust power management solution.
Equivalent
Equivalent products to the LMR23630ADDAR, a DC-DC buck converter from Texas Instruments, include:
1. LMR33630 series by Texas Instruments - Similar specifications with varying features.
2. MP2459 by Monolithic Power Systems - Offers comparable performance.
3. LT8608 by Analog Devices - Similar voltage and current specifications.
4. TPS54302 by Texas Instruments - Another alternative within TI's own offerings.
Always verify specific requirements like voltage, current, and package compatibility when selecting an equivalent.
1. LMR33630 series by Texas Instruments - Similar specifications with varying features.
2. MP2459 by Monolithic Power Systems - Offers comparable performance.
3. LT8608 by Analog Devices - Similar voltage and current specifications.
4. TPS54302 by Texas Instruments - Another alternative within TI's own offerings.
Always verify specific requirements like voltage, current, and package compatibility when selecting an equivalent.
Features
The LMR23630ADDAR is a DC-DC buck converter designed for efficient power management in various electronic applications. Key features of this component include:
1. Input Voltage Range: It supports a wide input voltage range from 4 V to 36 V, making it versatile for different power sources.
2. Output Current: It reliably provides up to 3 A of continuous output current, suitable for powering various devices.
3. Efficiency: The converter offers high efficiency, typically over 90%, minimizing power loss and heat generation.
4. Switching Frequency: It supports adjustable switching frequencies up to 2.1 MHz, allowing for compact design and reduced electromagnetic interference (EMI).
5. Low Quiescent Current: Designed for power-sensitive applications, it features a low quiescent current of about 75 µA in light load conditions.
6. Protection Features: The LMR23630ADDAR includes overcurrent, thermal shutdown, and undervoltage lockout protections, ensuring reliable operation under varying conditions.
7. Package: It is typically available in a small, thermally-enhanced 8-pin SO PowerPAD package, which aids in heat dissipation.
These features make the LMR23630ADDAR suitable for industrial, automotive, and consumer electronics applications.
1. Input Voltage Range: It supports a wide input voltage range from 4 V to 36 V, making it versatile for different power sources.
2. Output Current: It reliably provides up to 3 A of continuous output current, suitable for powering various devices.
3. Efficiency: The converter offers high efficiency, typically over 90%, minimizing power loss and heat generation.
4. Switching Frequency: It supports adjustable switching frequencies up to 2.1 MHz, allowing for compact design and reduced electromagnetic interference (EMI).
5. Low Quiescent Current: Designed for power-sensitive applications, it features a low quiescent current of about 75 µA in light load conditions.
6. Protection Features: The LMR23630ADDAR includes overcurrent, thermal shutdown, and undervoltage lockout protections, ensuring reliable operation under varying conditions.
7. Package: It is typically available in a small, thermally-enhanced 8-pin SO PowerPAD package, which aids in heat dissipation.
These features make the LMR23630ADDAR suitable for industrial, automotive, and consumer electronics applications.
Pinout
The LMR23630ADDAR is a 3.0 A, 36 V synchronous step-down voltage regulator from Texas Instruments. It typically comes in an 8-pin package. The key functions of each pin are as follows:
1. VIN: Input voltage pin, supplies power to the device.
2. SW: Switch node pin, connects to the inductor.
3. GND: Ground pin, common ground for the device.
4. FB: Feedback pin, used to set the output voltage via an external resistor divider.
5. EN: Enable pin, used to enable or disable the device.
6. RT/SYNC: Resistor timing or synchronization pin, sets the switching frequency or synchronizes it with an external clock.
7. BOOT: Bootstrapped supply pin for the high-side gate driver.
8. PG: Power good pin, indicates when the output voltage is within regulation.
These pins facilitate the step-down conversion process, allowing the device to efficiently convert a higher input voltage to a lower output voltage with adjustable settings.
1. VIN: Input voltage pin, supplies power to the device.
2. SW: Switch node pin, connects to the inductor.
3. GND: Ground pin, common ground for the device.
4. FB: Feedback pin, used to set the output voltage via an external resistor divider.
5. EN: Enable pin, used to enable or disable the device.
6. RT/SYNC: Resistor timing or synchronization pin, sets the switching frequency or synchronizes it with an external clock.
7. BOOT: Bootstrapped supply pin for the high-side gate driver.
8. PG: Power good pin, indicates when the output voltage is within regulation.
These pins facilitate the step-down conversion process, allowing the device to efficiently convert a higher input voltage to a lower output voltage with adjustable settings.
Manufacturer
The LMR23630ADDAR is manufactured by Texas Instruments. Texas Instruments (TI) is an American technology company that designs and manufactures semiconductors and various integrated circuits. This company is known for its innovations in analog and embedded processing products. Founded in 1930 and headquartered in Dallas, Texas, TI has grown to become one of the largest semiconductor companies in the world. They serve a broad range of markets, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is recognized for its significant contributions to the development of digital signal processors, microcontrollers, and power management devices, among other technologies.
Application
The LMR23630ADDAR is a DC-DC buck converter commonly used in various applications due to its efficiency and compact size. Key application areas include:
1. Industrial Power Systems: Used in industrial automation and control systems for reliable power conversion.
2. Telecommunications: Powers communication infrastructure equipment.
3. Consumer Electronics: Ideal for powering components in gadgets and home appliances.
4. Automotive: Provides power solutions for infotainment systems and electronic control units.
5. Medical Devices: Supports portable and compact medical equipment by delivering efficient power management.
These applications benefit from the converter's high efficiency, wide input voltage range, and compact design.
1. Industrial Power Systems: Used in industrial automation and control systems for reliable power conversion.
2. Telecommunications: Powers communication infrastructure equipment.
3. Consumer Electronics: Ideal for powering components in gadgets and home appliances.
4. Automotive: Provides power solutions for infotainment systems and electronic control units.
5. Medical Devices: Supports portable and compact medical equipment by delivering efficient power management.
These applications benefit from the converter's high efficiency, wide input voltage range, and compact design.
Package
The LMR23630ADDAR is a DC-DC buck converter from Texas Instruments. It comes in an 8-pin SO PowerPAD package, known as the DDA package. This package type is designed for enhanced thermal performance, which is ideal for applications requiring efficient power management.
