Images à titre indicatif uniquement
IC REG BST FLYBACK ADJ 5A TO263
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FabricantTexas Instruments
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Pièce fabricant #LM2588SX-ADJ
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Fiche technique LM2588SX-ADJ DataSheet
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En stock6528
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Spécifications
| Attribut | Valeur |
| Series | SIMPLE SWITCHER® |
| Part Status | Obsolete |
| Function | Step-Up, Step-Up/Step-Down |
| Output Configuration | Positive |
| Topology | Boost, Flyback, Forward Converter |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4V |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min / Fixed) | 1.23V |
| Voltage - Output (Max) | 60V |
| Current - Output | 5A (Switch) |
| Frequency - Switching | 100kHz ~ 200kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
| Package / Case | TO-263-8, D2PAK (7 Leads + Tab), TO-263CA |
| Supplier Device Package | TO-263 (DDPAK-7) |
| Base Product Number | LM2588 |
Présentation
Description
The LM2588SX-ADJ is a high-performance step-down (buck) voltage regulator designed to provide efficient power conversion. It operates with an input voltage range of 4.5V to 30V, making it suitable for various applications, including industrial, automotive, and consumer electronics. This adjustable version allows users to set the output voltage from 1.23V to 25V using external resistors.
Key features include a high output current capability of up to 3A, integrated switching frequency of 100kHz, thermal shutdown, and overcurrent protection to ensure reliable operation. The device boasts high efficiency, often exceeding 90%, which helps to minimize heat generation and improve overall system performance.
The LM2588SX-ADJ is available in a compact surface-mount package, facilitating easy integration into space-constrained designs. Its versatility and robust performance make it a popular choice for powering microcontrollers, sensors, and other electronic components in various applications.
Key features include a high output current capability of up to 3A, integrated switching frequency of 100kHz, thermal shutdown, and overcurrent protection to ensure reliable operation. The device boasts high efficiency, often exceeding 90%, which helps to minimize heat generation and improve overall system performance.
The LM2588SX-ADJ is available in a compact surface-mount package, facilitating easy integration into space-constrained designs. Its versatility and robust performance make it a popular choice for powering microcontrollers, sensors, and other electronic components in various applications.
Equivalent
Equivalent products to the LM2588SX-ADJ include the LM2588T-ADJ, LM2587-ADJ, LM2596-ADJ, and the LMR33630. These are all step-down (buck) voltage regulators with similar specifications. Ensure to check the datasheets for exact pin configurations and output requirements, as variations may exist.
Features
The LM2588SX-ADJ is a step-down (buck) voltage regulator designed for high-efficiency power regulation. Key features include:
1. Adjustable Output Voltage: Allows customization of the output voltage from 1.23V to 40V.
2. High Output Current: Capable of delivering up to 3A of load current.
3. Wide Input Voltage Range: Operates with input voltages from 4.5V to 40V, making it versatile for various applications.
4. High Efficiency: Offers efficiencies up to 90%, reducing heat generation and improving thermal performance.
5. Built-in Switching Frequency: Operates at a fixed frequency of 100kHz, simplifying external component selection.
6. Thermal Protection: Features thermal shutdown and current limiting to protect against overload conditions.
7. Easy to Use: Requires minimal external components, making circuit design straightforward.
8. Compact Package: Available in a surface-mount package, facilitating space-saving designs.
These features make the LM2588SX-ADJ suitable for applications such as battery-powered devices and power supplies.
1. Adjustable Output Voltage: Allows customization of the output voltage from 1.23V to 40V.
2. High Output Current: Capable of delivering up to 3A of load current.
3. Wide Input Voltage Range: Operates with input voltages from 4.5V to 40V, making it versatile for various applications.
4. High Efficiency: Offers efficiencies up to 90%, reducing heat generation and improving thermal performance.
5. Built-in Switching Frequency: Operates at a fixed frequency of 100kHz, simplifying external component selection.
6. Thermal Protection: Features thermal shutdown and current limiting to protect against overload conditions.
7. Easy to Use: Requires minimal external components, making circuit design straightforward.
8. Compact Package: Available in a surface-mount package, facilitating space-saving designs.
These features make the LM2588SX-ADJ suitable for applications such as battery-powered devices and power supplies.
Pinout
The LM2588SX-ADJ is a step-down (buck) voltage regulator with a pin count of 8. The pin functions are as follows:
1. Vin: Input voltage supply.
2. GND: Ground reference.
3. SW: Switch output to the inductor.
4. Vout: Output voltage sense (for feedback).
5. Comp: Compensation node for stability.
6. FB: Feedback pin to adjust output voltage.
7. ON/OFF: Enable control (active high).
8. NC: No connect (not internally connected).
This device can deliver up to 3A of output current and is adjustable through external resistors to set the output voltage. It's widely used in power supply applications due to its efficiency and versatility.
1. Vin: Input voltage supply.
2. GND: Ground reference.
3. SW: Switch output to the inductor.
4. Vout: Output voltage sense (for feedback).
5. Comp: Compensation node for stability.
6. FB: Feedback pin to adjust output voltage.
7. ON/OFF: Enable control (active high).
8. NC: No connect (not internally connected).
This device can deliver up to 3A of output current and is adjustable through external resistors to set the output voltage. It's widely used in power supply applications due to its efficiency and versatility.
Manufacturer
The LM2588SX-ADJ is manufactured by Texas Instruments (TI), a prominent semiconductor company based in the United States. Texas Instruments specializes in designing and producing a wide range of electronic components, including analog ICs, embedded processors, and digital signal processors. Founded in 1930, TI is known for its innovations in the semiconductor industry, focusing on areas such as analog and mixed-signal technologies, embedded processing, and digital signal processing.
The LM2588SX-ADJ specifically is a step-down (buck) voltage regulator, which is designed to provide high-efficiency power conversion for various applications, including industrial, automotive, and consumer electronics. Texas Instruments is recognized for its commitment to high-quality products and extensive technical support, catering to engineers and designers in diverse fields. With a significant presence in global markets, TI continues to play a vital role in advancing electronic technologies and solutions.
The LM2588SX-ADJ specifically is a step-down (buck) voltage regulator, which is designed to provide high-efficiency power conversion for various applications, including industrial, automotive, and consumer electronics. Texas Instruments is recognized for its commitment to high-quality products and extensive technical support, catering to engineers and designers in diverse fields. With a significant presence in global markets, TI continues to play a vital role in advancing electronic technologies and solutions.
Application
The LM2588SX-ADJ is a versatile step-down (buck) voltage regulator ideal for applications requiring efficient power conversion. Common application areas include:
1. DC-DC Converters: Used in power supply circuits to convert higher DC voltages to lower levels.
2. Battery-Powered Devices: Efficiently manages power for portable electronics, extending battery life.
3. Industrial Automation: Provides regulated power for sensors and actuators in control systems.
4. Telecommunications: Powers communication equipment with stable voltage levels.
5. Consumer Electronics: Used in devices like TVs, computers, and gaming consoles for efficient power distribution.
Its adjustable output voltage feature makes it suitable for a wide range of applications.
1. DC-DC Converters: Used in power supply circuits to convert higher DC voltages to lower levels.
2. Battery-Powered Devices: Efficiently manages power for portable electronics, extending battery life.
3. Industrial Automation: Provides regulated power for sensors and actuators in control systems.
4. Telecommunications: Powers communication equipment with stable voltage levels.
5. Consumer Electronics: Used in devices like TVs, computers, and gaming consoles for efficient power distribution.
Its adjustable output voltage feature makes it suitable for a wide range of applications.
Package
The LM2588SX-ADJ is typically available in a TO-263 package type. This surface-mount package provides good thermal performance and is suitable for high-efficiency applications.
