LMR51430XDDCR

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LMR51430XDDCR

IC REG BUCK ADJ 3A SOT23

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사양

Series SIMPLE SWITCHER®
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 4.5V
Voltage - Input (Max) 36V
Voltage - Output (Min/Fixed) 0.6V
Voltage - Output (Max) 34.2V
Current - Output 3A
Frequency - Switching 500kHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case SOT-23-6 Thin, TSOT-23-6
Supplier Device Package SOT-23-THIN
Base Product Number LMR51430

개요

Description

The LMR51430XDDCR is a high-efficiency step-down voltage regulator designed for various power management applications. It features a wide input voltage range, typically from 4.5V to 60V, making it suitable for battery-powered systems and industrial applications. This device offers a maximum output current of up to 3A and includes an adjustable output voltage down to 0.8V, which allows for versatility in different circuit designs.
Key features of the LMR51430XDDCR include built-in soft start, thermal shutdown, and under-voltage lockout for enhanced reliability. It employs a switching frequency of 500 kHz, which helps to reduce the size of external components and improve efficiency. The device is housed in a compact package, facilitating integration into space-constrained applications.
Overall, the LMR51430XDDCR is an efficient and flexible solution for power regulation in consumer electronics, automotive, and industrial systems.

Features

The LMR51430XDDCR is a high-efficiency, step-down voltage regulator designed for various applications. Here are its key features:
1. Input Voltage Range: It supports a wide input voltage range from 4.5V to 36V, making it versatile for different power sources.
2. Output Current: Capable of delivering up to 3A of output current, suitable for powering demanding loads.
3. High Efficiency: Offers high efficiency (up to 95%), which helps in reducing thermal management requirements.
4. Adjustable Output Voltage: The output voltage can be adjusted from 0.8V to 15V, allowing flexibility for various applications.
5. Integrated Compensation: Features integrated loop compensation to simplify design and enhance stability.
6. Soft Start: Built-in soft start function reduces inrush current during startup.
7. Thermal Protection: Includes thermal shutdown and current limit protection for enhanced reliability.
8. Small Package: Available in a compact HTQFN package, facilitating space-constrained designs.
These features make the LMR51430XDDCR suitable for a range of applications, including consumer electronics, industrial systems, and automotive uses.

Package

The LMR51430XDDCR comes in a 10-pin VSON (Very Thin No-lead) package. This compact package type is designed for efficient thermal performance and space-saving applications.

Pinout

The LMR51430XDDCR is a 30V, 3A step-down voltage regulator from Texas Instruments. It features a total of 16 pins. The key functions of these pins include:
1. Vin: Input voltage.
2. SW: Switch node for the inductor connection.
3. GND: Ground reference.
4. BOOT: Bootstrapping capacitor connection for high-side MOSFET gate drive.
5. Vout: Output voltage.
6. COMP: Compensation network connection for stability.
7. FB: Feedback for output voltage regulation.
8. EN: Enable pin to turn the regulator on/off.
9. SS: Soft-start pin for controlled power-up.
10. PG: Power good indication.
11. PH: Phase connection for synchronizing multiple regulators.
12. CSN/ CSP: Current sense inputs for overcurrent protection.
This versatile IC is designed for efficient power management in various applications, including consumer electronics and industrial systems.

Manufacturer

The LMR51430XDDCR is manufactured by Texas Instruments (TI), a semiconductor company based in the United States. Texas Instruments specializes in designing and manufacturing a wide range of electronics, including analog and digital chips, embedded processors, and various semiconductor products. Founded in 1930, TI is known for its innovation in the field of electronics and is a key player in markets such as automotive, industrial, and telecommunications. Their products are widely used in diverse applications, making them a leading provider in the electronics industry.

Application

The LMR51430XDDCR is a high-efficiency DC-DC step-down (buck) regulator suitable for a variety of applications. Key areas include automotive systems, industrial automation, communications equipment, and consumer electronics. It is designed for powering microcontrollers, FPGAs, and sensors, offering features like adjustable output voltage, high current capability, and built-in protections, making it ideal for battery-powered devices and energy-efficient designs.

Equivalent

The LMR51430XDDCR is a step-down voltage regulator from Texas Instruments. Equivalent products include the LM2596 and LM2675 from Texas Instruments, as well as the LTC3800 from Analog Devices and the MCP16331 from Microchip. Always verify specifications like input voltage range, output current, and efficiency to ensure compatibility with your application.

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DHL은: 배송 비용은 $25-$45 (0.5kg)에서 2-5 영업일의 추정적 배달 시간이 있습니다.

FedEx는: 배송 비용은 $25-$40 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

UPS는: 배송 비용은 $25-$45 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

TNT는: 배송 비용은 $25-$65 (0.5kg)에서 3-7 영업일의 추정적 배달 시간을 가지고 있습니다.

EMS는: 배송 비용은 $30-$50 (0.5kg)에서 7-15 영업일의 추정적 배달 시간을 제공합니다.

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