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LMR43610R3RPER

Name: LMR43610R3RPER
Rating: 4.7 (12 reviews)

IC REG BUCK ADJ/3.3V 1A 9VQFN

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資料表 LMR43610R3RPER DataSheet
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規格

Part Status	Active
Function	Step-Down
Output Configuration	Positive
Topology	Buck
Output Type	Adjustable (Fixed)
Number of Outputs	1
Voltage - Input (Min)	3V
Voltage - Input (Max)	36V
Voltage - Output (Min/Fixed)	1V (3.3V)
Voltage - Output (Max)	34.2V
Current - Output	1A
Frequency - Switching	200kHz ~ 2.2MHz
Synchronous Rectifier	Yes
Operating Temperature	-40°C ~ 150°C (TJ)
Mounting Type	Surface Mount, Wettable Flank
Package / Case	9-PowerVFQFN
Supplier Device Package	9-VQFN-HR (2x2)
Base Product Number	LMR43610

概述

Description

The LMR43610R3RPER is a step-down (buck) voltage regulator manufactured by Texas Instruments. It is designed to provide high efficiency and compact size for applications requiring a 3A output current. The device operates over a wide input voltage range from 4V to 36V, making it suitable for various power management applications in automotive, industrial, and consumer electronics.
This regulator features a programmable switching frequency, allowing users to optimize performance for specific applications, and employs a pulse-width modulation (PWM) control scheme for improved efficiency. The LMR43610 also includes built-in protections like overcurrent, thermal shutdown, and undervoltage lockout, enhancing reliability.
With a small footprint and integrated components, the LMR43610R3RPER is ideal for space-constrained designs, offering a simple solution for regulating voltage in complex electronic systems. Its efficiency can exceed 95%, which helps in reducing thermal output and improving overall system performance.

Features

The LMR43610R3RPER is a step-down voltage regulator from Texas Instruments, known for its high efficiency and compact design. Key features include:
1. Input Voltage Range: Operates from 4.5V to 60V, accommodating a wide variety of input sources.
2. Output Voltage: Adjustable output voltage from 0.8V to 60V, offering flexibility for different applications.
3. Output Current: Capable of delivering up to 1A of output current.
4. Efficiency: High efficiency of up to 95%, which helps in reducing heat generation and improving overall performance.
5. Switching Frequency: Fixed frequency of 1MHz, allowing for smaller external components and reduced PCB space.
6. Thermal Shutdown: Features thermal shutdown protection to prevent damage under extreme conditions.
7. Package: Available in a compact 7-pin HTQFP package, facilitating easy integration into designs.
Overall, the LMR43610R3RPER is ideal for applications requiring reliable, efficient power management in compact electronic systems.

Package

The LMR43610R3RPER is packaged in a 3mm x 3mm HTQFN (Heat Sink Thin Quad Flat No-lead) package type. This package design facilitates efficient thermal performance and minimizes space on the PCB.

Pinout

The LMR43610R3RPER is a step-down (buck) voltage regulator from Texas Instruments. It has a pin count of 10.
The functions of the pins are as follows:
1. VIN: Input voltage.
2. SW: Switch pin; connects to the inductor.
3. GND: Ground connection.
4. VOUT: Output voltage.
5. COMP: Compensation pin for stability.
6. FB: Feedback pin for voltage regulation.
7. EN: Enable pin to turn the device on/off.
8. SS: Soft-start pin to control startup time.
9. Rset: Resistor connection for setting the output current limit.
10. NC: Not connected; can be left floating.
This device features high efficiency and is suitable for various applications requiring a stable output voltage.

Manufacturer

The manufacturer of the LMR43610R3RPER is Texas Instruments (TI). Texas Instruments is a global semiconductor design and manufacturing company that specializes in analog and embedded processing. Founded in 1930, the company is headquartered in Dallas, Texas, and is known for developing a wide range of electronic components, including integrated circuits (ICs), microcontrollers, processors, and calculators. Texas Instruments serves various markets, including industrial, automotive, communications, and consumer electronics, providing solutions that enhance the performance and efficiency of electronic devices. Their products are widely used in applications ranging from power management to signal processing.

Application

The LMR43610R3RPER is a step-down voltage regulator suitable for various applications, including point-of-load conversion in telecommunications, industrial equipment, automotive systems, and consumer electronics. It is ideal for battery-powered devices, power management in embedded systems, and applications requiring high efficiency and compact design. Its features support powering microcontrollers, sensors, and other low-voltage devices in diverse environments.

Equivalent

The LMR43610R3RPER is a step-down regulator from Texas Instruments. Equivalent products include the LM2596, LM2675, and TPS563201 from Texas Instruments, as well as the MIC2940 from Microchip and the LM2675 from National Semiconductor. Always check specifications for compatibility with your application requirements.