LM5166XDRCR

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LM5166XDRCR

+BOM

IC REG BUCK 5V 500MA 10VSON

  • 제조업체텍사스 인스트루먼트(주)

  • 제조업체 부품 #LM5166XDRCR

  • 재고8196

365 1일 품질 보증

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90-판매 후 1일 보증

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사양

속성 가치
Part Status Active
Base Product Number LM5166
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Fixed
Number of Outputs 1
Voltage - Input (Min) 3V
Voltage - Input (Max) 65V
Voltage - Output (Min / Fixed) 5V
Current - Output 500mA
Frequency - Switching 50kHz ~ 600kHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount
Package / Case 10-VFDFN Exposed Pad
Supplier Device Package 10-VSON (3x3)
Packaging Cut Tape (CT), Tape & Reel (TR)

개요

Description

The LM5166XDRCR is a step-down DC-DC converter from Texas Instruments, designed for efficient power management in various electronic applications. It features a wide input voltage range, typically from 3.5V to 65V, making it suitable for a broad spectrum of applications, including industrial and automotive systems.
Key features of the LM5166XDRCR include high efficiency, low standby current, and a small solution size. It employs a fixed-frequency peak current-mode control for stable operation and fast transient response. The device also includes a constant on-time (COT) control mode that helps achieve excellent load and line regulation.
The LM5166XDRCR is highly configurable, and it provides flexibility with adjustable output voltage and programmable switching frequency. It integrates several protection mechanisms such as overcurrent protection, thermal shutdown, and undervoltage lockout, ensuring reliable performance under various conditions.
Packaged in a small VSON (DRC) package, it is ideal for space-constrained applications. Overall, the LM5166XDRCR is a versatile and robust solution for efficient step-down voltage conversion needs.

Equivalent

The LM5166XDRCR is a step-down converter from Texas Instruments. Equivalent products might include the TPS62125 from Texas Instruments, the MIC4576 from Microchip Technology, and the MP2451 from Monolithic Power Systems. These alternatives offer similar voltage and current specifications but always verify pin compatibility and performance characteristics specific to your application.

Features

The LM5166XDRCR is a high-efficiency step-down DC-DC converter from Texas Instruments. It is designed for applications requiring low standby power and high efficiency across a wide load range. Key features of the LM5166XDRCR include:
1. Wide Input Voltage Range: It supports input voltages from 3.5V to 65V, making it suitable for a variety of power sources.

2. Efficiency: The device offers high efficiency at light loads due to its low quiescent current and excellent transient response.
3. Adjustable Output Voltage: The output voltage can be set via external resistors, providing flexibility for different applications.
4. Low IQ: With a low quiescent current of approximately 10 μA, it is ideal for battery-powered applications.
5. Output Current: It can deliver up to 500mA of continuous output current.
6. Thermal Performance: The package supports efficient thermal performance, allowing for operation in higher temperature environments.
7. Protection Features: Includes features like current limiting, thermal shutdown, and undervoltage lockout for robust operation.
These features make the LM5166XDRCR suitable for industrial, automotive, and various other applications where efficient power conversion is critical.

Pinout

The LM5166XDRCR is a step-down DC-DC converter integrated circuit. It typically comes in a 12-pin VSON (very thin small-outline no-lead) package. Here’s a brief overview of its pins and their functions:
1. EN: Enable pin to control the ON/OFF state of the device.
2. VIN: Input voltage supply pin.
3. SW: Switch node pin, connected to the inductor.
4. BOOT: Bootstrap capacitor connection for the high-side gate drive.
5. VCC: Internal LDO output (bias supply for the control circuits).
6. RBOOT: Resistor connection for the bootstrap capacitor.
7. FB: Feedback pin to set the output voltage via an external resistor divider.
8. AGND: Analog ground reference for the IC.
9. PGND: Power ground pin for switching and power components.
10. RT: Resistor connection to set the switching frequency.
11. PGOOD: Power good indicator pin for output voltage status.
12. SS/TR: Soft-start and tracking pin to control the rise time of the output voltage.
This configuration allows the LM5166XDRCR to efficiently step down higher input voltages to a desired lower output voltage in various electronic applications.

Manufacturer

The LM5166XDRCR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. The company is a major supplier to electronics designers and manufacturers globally. TI is known for its innovation in analog and digital embedded processing, which encompasses products such as microcontrollers, digital signal processors, and power management chips like the LM5166XDRCR. The company focuses on creating products that enable efficient energy management, reliable communication, and enhanced user experiences across a wide range of applications, from automotive and industrial to personal electronics and communications equipment.

Application

The LM5166XDRCR is a DC-DC buck converter often used in applications requiring efficient step-down voltage conversion. Key application areas include:
1. Industrial Power Supplies: Provides reliable power conversion in industrial settings.
2. Telecommunications: Used in base stations and networking equipment for voltage regulation.
3. Automotive Systems: Suitable for in-vehicle electronics needing stable power supplies.
4. Consumer Electronics: Powers devices like set-top boxes, gaming consoles, and smart appliances.
5. Battery-Powered Devices: Offers extended battery life by optimizing power efficiency in portable gadgets.
These applications benefit from its wide input voltage range, high efficiency, and compact package, making it ideal for space-constrained environments.

Package

The LM5166XDRCR is a DC-DC buck converter from Texas Instruments, packaged in a VSON (Very Thin Small Outline No-lead) package type. Specifically, it uses the DRCR package code, which typically refers to a 10-pin VSON package that is compact and suitable for high-density electronic designs.

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