LSP5523-R8A

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LSP5523-R8A

IC REG BUCK ADJ 3A 8SOP

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Spécifications

Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 27V
Voltage - Output (Min/Fixed) 0.925V
Voltage - Output (Max) 21.6V
Current - Output 3A
Frequency - Switching 340kHz
Synchronous Rectifier Yes
Operating Temperature -20°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width) Exposed Pad
Supplier Device Package 8-SOP-EP
Base Product Number LSP5523

Vue d'ensemble

Description

LSP5523-R8A is a high-performance linear regulator designed for efficient power management in various electronic applications. It offers a low dropout voltage, making it suitable for battery-powered devices where maximizing energy efficiency is crucial. The device typically features a wide input voltage range and can deliver a stable output voltage with minimal noise, ensuring reliable performance in sensitive circuits.
Key attributes include thermal protection, short-circuit protection, and a high current output capability. Its compact design allows for easy integration into various circuit layouts, making it popular in consumer electronics, automotive, and industrial applications. The LSP5523-R8A also supports adjustable output voltages, providing flexibility for different design requirements. Overall, it is an essential component for engineers seeking reliability and efficiency in power supply solutions.

Features

The LSP5523-R8A is a high-performance power management IC designed for LED lighting applications. Key features include:
1. High Efficiency: Designed for low power loss, ensuring efficient operation for LED drivers.
2. Wide Input Voltage Range: Supports various input voltages, making it versatile for different applications.
3. Constant Current Output: Provides stable current regulation for consistent LED brightness.
4. Dimming Options: Supports multiple dimming methods such as PWM and analog dimming for flexible lighting control.
5. Thermal Protection: Includes thermal shutdown features to prevent overheating and ensure reliability.
6. Compact Package: Available in a small form factor, facilitating easy integration into space-constrained designs.
7. Integrated Features: Combines multiple functions like over-voltage protection and short-circuit protection, simplifying circuit design.
This IC is ideal for various LED lighting applications, including general illumination, automotive lighting, and architectural lighting systems.

Package

The LSP5523-R8A is typically packaged in a compact 8-pin SOIC (Small Outline Integrated Circuit) format, designed for efficient space utilization on circuit boards while providing reliable performance for various applications.

Pinout

The LSP5523-R8A is a LED driver IC with a pin count of 8 pins. Its primary functions include driving high-brightness LEDs for applications such as general lighting and backlighting. The key features of the LSP5523-R8A include:
1. Pin Configuration:
- VDD: Power supply input.
- GND: Ground reference.
- COMP: Compensation node for stability.
- SW: Switch node for driving LEDs.
- LED: Output to connect LEDs.
- CSN: Current sense negative terminal.
- CSP: Current sense positive terminal.
- EN: Enable pin for turning the device on/off.
2. Functionality:
- It provides adjustable output current for the LEDs, ensuring efficient operation and brightness control.
- The device includes features like thermal shutdown and over-voltage protection for enhanced safety and performance.
This compact design makes it suitable for various lighting applications, ensuring efficient LED management.

Manufacturer

The LSP5523-R8A is manufactured by Littelfuse, Inc. Littelfuse is a leading provider of circuit protection, power control, and sensing technologies. Founded in 1927 and headquartered in Chicago, Illinois, the company specializes in designing and producing components for various applications, including automotive, industrial, telecommunications, consumer electronics, and renewable energy sectors. Littelfuse focuses on enhancing safety and reliability in electrical systems through its innovative products, making it a significant player in the electronic components industry.

Application

The LSP5523-R8A is a high-performance LED driver primarily used in automotive lighting applications, such as headlights, tail lights, and interior lighting. It supports various configurations for driving multiple LEDs, ensuring efficient power management and thermal performance. Additionally, it can be applied in commercial lighting and architectural lighting where precise control and energy efficiency are required.

Equivalent

The LSP5523-R8A chip is a high-performance, low-dropout linear voltage regulator. Equivalent products include the LM1117, LM7812, and MIC5205. However, specific equivalents may depend on your application requirements, such as output voltage, current rating, and package type. Always check the datasheets for compatibility to ensure they meet your circuit's needs.

Expédition

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Référence des frais d'expédition (DHL/FedEx):

DHL: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 2 à 5 jours ouvrables.

FedEx: Les frais d'expédition varient de 25 à 40 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

UPS: Les frais d'expédition vont de 25 à 45 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

TNT: Les frais d'expédition varient de 25 à 65 $ (0,5 kg), avec un délai de livraison estimé de 3 à 7 jours ouvrables.

EMS: Les frais d'expédition varient de 30 à 50 $ (0,5 kg), avec un délai de livraison estimé de 7 à 15 jours ouvrables.

Courrier aérien enregistré: Le coût d'expédition est de 2 à 4 $ (0,1 kg), avec un délai de livraison estimé de 5 à 20 jours ouvrables.

Paiements

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