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LMR36503MSCQRPERQ1

Name: LMR36503MSCQRPERQ1
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ 300MA 9VQFN

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規格

Part Status	Active
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable
Number of Outputs	1
Voltage - Input (Min)	3V
Voltage - Input (Max)	65V
Voltage - Output (Min/Fixed)	1V
Voltage - Output (Max)	65V
Current - Output	300mA
Frequency - Switching	2.2MHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 125°C (TA)
Mounting Type	Surface Mount, Wettable Flank
Package / Case	9-PowerVFQFN
Supplier Device Package	9-VQFN-HR (2x2)
Base Product Number	LMR36503
Grade	Automotive
Qualification	AEC-Q100

概述

Description

The term "LMR36503MSCQRPERQ1" likely refers to a specific electronic component, possibly a type of low-dropout (LDO) regulator or power management IC from a manufacturer. Such components are commonly used in various applications to provide stable voltage output while minimizing power loss. The alphanumeric string typically includes designators indicating features, specifications, and package types. To provide a precise introduction, one would need to refer to the manufacturer's datasheet, which would detail its electrical characteristics, pin configurations, thermal performance, and typical applications. If you're looking for information on this specific component, consulting the manufacturer's website or the datasheet would be the best approach for up-to-date and accurate technical details.

Features

The LMR36503MSCQRPERQ1 is a high-efficiency step-down DC-DC converter from Texas Instruments. It features a wide input voltage range of 4.5V to 60V, making it suitable for a variety of applications, including automotive and industrial systems.
Key features include:
- Output Current: Capable of delivering up to 3A continuous output current.
- Efficiency: High efficiency, often exceeding 95%, which minimizes heat generation.
- Adjustable Output Voltage: Output voltage can be set between 0.8V and 30V.
- Built-in Compensation: Integrated frequency compensation simplifies design and improves stability.
- Thermal Shutdown: Provides protection against overheating.
- Soft Start: Features a controlled rise time for output voltage, minimizing inrush current.
- Operating Frequency: Operates at a fixed frequency of 1.2 MHz, allowing for smaller external components.
This makes the LMR36503MSCQRPERQ1 an ideal choice for compact power supply designs requiring high efficiency and reliability.

Package

The LMR36503MSCQRPERQ1 is packaged in a 14-pin HTQFN (Thin Quad Flat No-lead) format. This package type enables efficient thermal performance and space-saving designs for various applications.

Pinout

The LMR36503MSCQRPERQ1 is a high-performance DC-DC step-down (buck) regulator from Texas Instruments. It features a pin count of 16.
Key functions of its pins include:
1. Vin - Input voltage supply
2. GND - Ground connection
3. SW - Switch node for the output
4. Vout - Regulated output voltage
5. COMP - Compensation node for stability
6. FB - Feedback voltage input for regulation
7. SS - Soft-start function for controlled startup
8. EN - Enable pin for power management
9. PG - Power good signal to indicate output voltage status
10. ILIM - Current limit setting
11. RT/CLK - External resistor for frequency setting
12. SCL/SDA - I²C communication for configuration (if applicable)
Additional pins facilitate features like thermal shutdown, overvoltage protection, and more. The device is designed for high efficiency and compact layouts, suitable for various applications including automotive, industrial, and consumer electronics.

Manufacturer

The manufacturer of the LMR36503MSCQRPERQ1 is Texas Instruments (TI). Founded in 1930, Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. It specializes in the design and manufacture of a wide range of semiconductor products, including analog, embedded processing, and digital signal processing solutions. TI serves various markets, including automotive, industrial, communications, and consumer electronics. The LMR36503 is a step-down voltage regulator designed for power management applications, demonstrating TI's commitment to providing innovative solutions for efficient power supply systems.

Application

The LMR36503MSCQRPERQ1 is a high-efficiency step-down regulator designed for automotive applications. Its primary areas include power management for automotive systems, such as infotainment, advanced driver-assistance systems (ADAS), and electronic control units (ECUs). It is suitable for powering sensors, communication devices, and other peripherals within the vehicle, providing robust performance under varying conditions.

Equivalent

The LMR36503MSCQRPERQ1 is a step-down voltage regulator. Equivalent products include the LM2675, LM2596, and TPS563201, which also provide similar functionality in terms of step-down voltage conversion. Always check the specific electrical characteristics and package compatibility to ensure suitability for your application.