LMR33620BRNXR

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LMR33620BRNXR

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IC REG BUCK ADJUSTABLE 2A 12VQFN

  • HerstellerTexas Instruments

  • Herstellerteil #LMR33620BRNXR

  • Paket VQFN-HR-12

  • Auf Lager6930

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR)
Series SIMPLE SWITCHER®
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3.8V
Voltage - Input (Max) 36V
Voltage - Output (Min/Fixed) 1V
Voltage - Output (Max) 24V
Current - Output 2A
Frequency - Switching 1.4MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount, Wettable Flank

Übersicht

Description

The LMR33620BRNXR is a step-down DC-DC converter from Texas Instruments. It is part of the SIMPLE SWITCHER® family, designed to deliver a high-efficiency power supply solution. The device can handle input voltages ranging from 3.5V to 36V and provides a fixed output voltage of 2.0V, making it suitable for a variety of applications, including industrial and automotive systems.
This converter can deliver up to 2A of continuous output current and features a high switching frequency of up to 2.1 MHz, allowing for smaller external components and a compact design. It offers excellent efficiency, reducing power loss and thermal concerns, and includes protection features such as thermal shutdown, short circuit, and undervoltage lockout.
The LMR33620BRNXR is housed in a 10-pin WSON package, making it ideal for space-constrained applications. It supports both forced pulse-width modulation (PWM) and automatic pulse frequency modulation (PFM) for light-load efficiency. Overall, this converter provides a robust solution for efficient power management in various electronic devices.

Equivalent

The LMR33620BRNXR is a step-down DC-DC converter. Equivalent products might include:
1. Texas Instruments: LM43602 (similar family)
2. Analog Devices: ADP2442
3. Maxim Integrated: MAX17502
4. Microchip Technology: MIC28512
5. ON Semiconductor: NCP3170
These alternatives offer similar functionalities, but always check the specific datasheets for voltage, current requirements, and other specifications to ensure compatibility.

Features

The LMR33620BRNXR is a highly efficient step-down DC-DC converter designed by Texas Instruments. Key features include:
1. Input Voltage Range: It supports a wide input voltage range from 3.8V to 36V, making it versatile for various applications.

2. Output Current: Capable of delivering up to 2A of continuous output current.
3. Efficiency: It offers high efficiency, often above 90%, which helps in reducing power losses and heat generation.
4. Switching Frequency: Fixed switching frequency of 400 kHz, providing a balance between efficiency and component size.
5. Thermal Performance: Comes in a thermally enhanced package, which aids in heat dissipation.
6. Protection Features: Includes overcurrent, overtemperature, and undervoltage lockout protections to ensure reliability and safety.
7. Low Noise Operation: Designed to minimize noise and electromagnetic interference, which is critical for sensitive applications.
8. Compact Package: Available in a small 8-pin WSON package, suitable for space-constrained designs.
The LMR33620BRNXR is ideal for industrial, automotive, and consumer electronics applications requiring efficient power conversion in a compact footprint.

Pinout

The LMR33620BRNXR is a step-down (buck) DC-DC converter from Texas Instruments. It comes in a 10-pin package known as VQFN (Very Thin Quad Flat No-lead) with the dimensions of 3 mm x 3 mm. This device is designed for high-efficiency power conversion and typically operates over a wide input voltage range and delivers a maximum output current of 2 A. The primary function of the LMR33620BRNXR is to convert a higher input voltage to a lower, regulated output voltage suitable for powering various electronic circuits.
The pin functions include:
1. VIN: Input voltage supply.
2. EN: Enable pin for turning the device on or off.
3. FB: Feedback pin for output voltage regulation.
4. SW: Switching node connected to the inductor.
5. BOOT: Bootstrap pin to drive the high-side MOSFET.
6. GND: Ground connection.
7. PG: Power good indicator.
8. RT/CLK: Frequency setting or synchronization input.
9. AGND: Analog ground.
10. BIAS: Internal bias voltage.
These pins collectively facilitate efficient voltage regulation and conversion with additional features like thermal shutdown and soft start.

Manufacturer

The LMR33620BRNXR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in electronic devices worldwide. It is one of the largest semiconductor companies globally and focuses on developing analog chips and embedded processors, which are vital components in a wide array of electronic systems. TI serves diverse industries, including automotive, industrial, personal electronics, communications, and enterprise systems. Known for its innovation and engineering expertise, TI plays a significant role in the advancement of technology and electronics.

Application

The LMR33620BRNXR is a buck converter, typically used in various applications due to its efficient voltage regulation and compact design. Its application areas include:
1. Industrial Automation: Powering sensors, controllers, and actuators.
2. Automotive Systems: Used in infotainment systems, lighting, and power management.
3. Consumer Electronics: Provides power regulation for gadgets like smartphones and tablets.
4. Communication Equipment: Supports network devices and telecom infrastructure.
5. Medical Devices: Ensures reliable power for diagnostic and monitoring equipment.
These applications benefit from the LMR33620BRNXR’s high efficiency, wide input voltage range, and robust thermal performance.

Package

The LMR33620BRNXR is a step-down voltage regulator from Texas Instruments, housed in a 3.00 mm x 2.00 mm VQFN-HR (VSON) package with 11 pins, designed for compact and efficient power supply solutions.

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