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LT3502EMS
+StücklisteSwitching Voltage Regulators LT3502/LT3502A - 1.1MHz/2.2MHz, 500mA Step-Down Regulators in 2mm + 2mm DFN and MS10
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HerstellerAnaloge Geräte
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Herstellerteil #LT3502EMS
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Datenblatt LT3502EMS DataSheet
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Auf Lager21083
365 Tage Qualitätsgarantie
7*24 Stunden-Servicegarantie
90-Tage Kundendienstgarantie
Originalproduktgarantie
Spezifikationen
| Attribut | Wert |
Übersicht
Description
One of the key features of the LT3502EMS is its ability to maintain high efficiency over a broad load range, which is critical for battery-powered and energy-sensitive applications. It includes built-in protection features such as thermal shutdown, current limiting, and overvoltage protection to ensure safe operation. The regulator operates at a fixed frequency, which minimizes electromagnetic interference (EMI) and supports stable performance.
The device's compact size and robust functionality make it suitable for a variety of applications, including industrial control, automotive, and portable electronics. With its ease of use and reliability, the LT3502EMS is an excellent choice for engineers looking for a versatile power management solution.
Equivalent
1. LM2831X from Texas Instruments - A similar buck regulator with comparable features.
2. MIC4576 from Microchip - Another step-down regulator with similar specifications.
3. MC34063A from ON Semiconductor - A versatile DC-DC converter that can be configured as a step-down regulator.
Ensure to verify specific electrical characteristics and pin compatibility before replacing.
Features
1. Input Voltage Range: It operates over a 3.6V to 36V input voltage range, accommodating a wide variety of power sources.
2. Output Current: The regulator can deliver up to 500mA of output current, making it suitable for moderate power applications.
3. Efficiency: It features high efficiency, typically above 90%, which helps in reducing power loss and thermal management issues.
4. Switching Frequency: The part operates at a fixed frequency of 2.2MHz, which allows for small external components and a compact design.
5. Low Quiescent Current: It has a low quiescent current, which is beneficial for battery-powered applications where power conservation is crucial.
6. Protection Features: The LT3502EMS includes built-in protection features like current limit, thermal shutdown, and short-circuit protection to enhance reliability.
7. Package: It is available in a thermally enhanced 8-lead MSOP package, allowing for good thermal performance in constrained spaces.
Overall, the LT3502EMS is suited for applications needing efficient power regulation in a compact form factor.
Pinout
1. SW (Switch Pin): Connects to the inductor. This pin is the output of the internal power switch.
2. VIN (Input Voltage Pin): Supplies the input voltage to the device.
3. RUN/SS (Run/Soft-Start Pin): Used to enable the regulator and to provide soft-start functionality.
4. GND (Ground Pin): Ground connection for the device.
5. FB (Feedback Pin): Receives the feedback voltage from the output to regulate the output voltage.
6. VC (Compensation Pin): Compensation for the control loop.
7. RT (Timing Resistor Pin): Sets the switching frequency with an external resistor.
The LT3502 is designed for compact power supply designs, delivering up to 500mA output current with high efficiency and a wide input voltage range.
Manufacturer
Application
1. Telecommunications Equipment: Power regulation for various systems.
2. Automotive Electronics: Supplying stable voltages to in-vehicle systems.
3. Industrial Controls: Efficient power management for factory automation equipment.
4. Consumer Electronics: Powering devices like cameras and portable gadgets.
5. Medical Devices: Ensuring reliable power for portable and handheld medical equipment.
6. Networking Equipment: Powering routers, switches, and other networking hardware.
7. Battery-Powered Devices: Extending battery life by efficient power conversion.