LT3502AIDC

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LT3502AIDC

+БОМ

IC REG BUCK ADJ 500MA 8DFN

  • ПроизводительКомпания Analog Devices Inc.

  • Мфр. Часть #LT3502AIDC

  • В наличии3861

365 Дни гарантии качества

7*24 часы обслуживания каранти

90-гарантия послепродажного дня

Гарантия подлинного продукта

Спецификации

Атрибут Ценность
Part Status Obsolete
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3V
Voltage - Input (Max) 40V
Voltage - Output (Min / Fixed) 0.8V
Voltage - Output (Max) 32V
Current - Output 500mA
Frequency - Switching 2.25MHz
Synchronous Rectifier No
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 8-WFDFN Exposed Pad
Supplier Device Package 8-DFN (2x2)
Base Product Number LT3502

Обзор

Description

LT3502AIDC is a specialized integrated circuit designed for applications in power management, particularly in LED drivers and lighting control systems. This device features advanced current regulation and high efficiency, making it suitable for driving LED arrays and achieving optimal brightness levels while minimizing energy consumption. It is equipped with various protection features, including over-voltage and over-temperature protection, ensuring reliable operation in diverse environments. The LT3502AIDC is typically employed in automotive lighting, architectural lighting, and other applications requiring precise control of LED illumination. Its compact design and integration of essential functionalities facilitate easy implementation in existing systems, addressing the growing demand for energy-efficient lighting solutions. Overall, the LT3502AIDC represents a robust choice for designers seeking to enhance performance in LED-related projects.

Equivalent

The LT3502AIDC is a high-efficiency step-down (buck) converter. Equivalent products include the TPS561201 from Texas Instruments, LM2596 from Texas Instruments, and MICREL's MIC2233. Check each for specific performance characteristics, such as input/output voltage range and current capabilities, to ensure compatibility with your application. Always refer to datasheets for detailed comparisons.

Features

The LT3502AIDC is a high-performance, low-dropout (LDO) linear voltage regulator designed for efficient power management in various applications. Key features include:
- Input Voltage Range: 2.5V to 20V, accommodating a wide range of power supply options.
- Output Current: Capable of delivering up to 1.5A, suitable for powering devices requiring moderate to high currents.
- Low Dropout Voltage: Typically 300mV at full load, ensuring efficient operation even with minimal voltage differential.
- High PSRR: Offers excellent power supply rejection ratio, ensuring stable output voltage despite variations in input voltage or load conditions.
- Adjustable Output Voltage: Adjustable output from 1.24V to 15V with an external resistor divider, providing flexibility for various applications.
- Thermal Protection: Features thermal shutdown and current limiting to safeguard against overheating and overcurrent conditions.
- Compact Package: Available in a small footprint, making it suitable for space-constrained designs.
These features make the LT3502AIDC ideal for use in portable devices, battery management systems, and other applications requiring reliable voltage regulation.

Pinout

The LT3502AIDC is a high-performance, low dropout (LDO) linear regulator integrated circuit from Analog Devices. It comes in a 5-lead SOT-23 package. The pin count is 5, and their functions are as follows:
1. Input (VIN): This pin is used to supply the input voltage.
2. Ground (GND): The reference ground for the circuit.
3. Output (VOUT): This pin provides the regulated output voltage.
4. Control (CTRL): This pin is used to enable or disable the regulator; when pulled high, the device is enabled.
5. Feedback (FB): This pin is connected to the output and is used to set the output voltage via an external resistor divider.
The LT3502AIDC typically provides low noise and high power supply rejection, making it suitable for sensitive applications.

Manufacturer

The LT3502AIDC is manufactured by Analog Devices, Inc. Analog Devices is a multinational company specializing in high-performance analog, mixed-signal, and digital signal processing (DSP) integrated circuits (ICs). Founded in 1965, the company focuses on providing solutions for various applications, including industrial automation, automotive, communication, consumer electronics, and healthcare.
Analog Devices is known for its innovative products, including amplifiers, data converters, sensors, and power management solutions. The company's emphasis on research and development enables it to deliver cutting-edge technology that meets the demands of various markets. As a leader in the semiconductor industry, Analog Devices plays a critical role in enabling advancements in electronics and instrumentation.

Application

The LT3502AIDC is a high-performance, low-power linear regulator primarily used in applications requiring stable and precise voltage regulation. Key application areas include:
1. Battery-Powered Devices: Provides efficient voltage regulation for extended battery life.
2. Consumer Electronics: Powers smartphones, tablets, and portable gadgets.
3. Industrial Equipment: Used in sensors, control systems, and automation devices for reliable operation.
4. Telecommunications: Supplies power to communication devices and infrastructure.
5. Medical Devices: Ensures stable power for critical medical instrumentation.
6. Automotive Systems: Supports electronic control units and infotainment systems.
Its low noise and high stability make it suitable for sensitive applications requiring clean power.

Package

The LT3502AIDC is packaged in a 20-lead TSSOP (Thin Shrink Small Outline Package). This package type is designed for compactness, making it suitable for space-constrained applications.

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