LM5009MM

Images à titre indicatif uniquement

IC REG BUCK ADJ 150MA 8VSSOP

  • FabricantTexas Instruments

  • Pièce fabricant #LM5009MM

  • Package VSSOP-8

  • En stock4619

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Spécifications

Attribut Valeur
Package / Case Tape & Reel (TR),Cut Tape (CT),Bulk
Part Status Not For New Designs
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 9.5V
Voltage - Input (Max) 95V
Voltage - Output (Min/Fixed) 2.5V
Voltage - Output (Max) 85V
Current - Output 150mA
Synchronous Rectifier No
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount

Présentation

Description

The LM5009MM is a step-down switching voltage regulator, designed by Texas Instruments, that efficiently converts a higher DC input voltage to a lower DC output voltage. It is part of the LM5009 series, which is typically used in applications requiring high-efficiency power conversion. The device operates with a wide input voltage range, typically from 9V to 95V, making it suitable for various industrial and automotive applications.
Key features of the LM5009MM include a fixed frequency operation, internal compensation, and a current mode control for fast transient response and loop stability. The device also includes a high-side N-channel MOSFET, which simplifies the design by reducing the need for external components. Its peak current limit and thermal shutdown provide robust protection against overcurrent and overheating conditions. The regulator is available in a small package, such as the 8-pin MSOP (Mini Small Outline Package), allowing for compact and efficient power supply designs. Its efficiency, reliability, and flexibility make it ideal for power management in diverse electronic systems.

Equivalent

The LM5009MM is a step-down switching regulator. Equivalent products include:
1. Texas Instruments: LM2671, LM22670
2. ON Semiconductor: NCP3170
3. Linear Technology/Analog Devices: LT1372, LT1765
4. STMicroelectronics: L4971, L5973D
5. Microchip Technology: MCP16301
These equivalents have similar voltage and current specifications, but always check the datasheets for compatibility with your specific application requirements.

Features

The LM5009MM is a step-down switching regulator from Texas Instruments. Key features include:
1. Wide Input Voltage Range: Operates from 7.5V to 95V, making it suitable for a variety of applications.
2. Output Current: Capable of delivering up to 150 mA of continuous output current.
3. Efficiency: Designed for high efficiency with minimal external components, which reduces heat and power loss.
4. Switching Frequency: Operates at a fixed frequency of 100 kHz, optimizing efficiency and performance for different loads.
5. Integrated Power MOSFET: Includes a 0.7A N-channel MOSFET, simplifying the design and improving reliability.
6. Protection Features: Offers thermal shutdown, current limiting, and internal loop compensation to protect the device and load.
7. Small Footprint: Available in a small 8-pin MSOP package, making it suitable for space-constrained applications.
8. Minimal External Components: Requires few external components, easing the design process and reducing cost.
The LM5009MM is ideal for applications like industrial control, battery-powered systems, and telecom infrastructure, where a compact and efficient power supply is needed.

Pinout

The LM5009MM is a high-voltage, step-down switching regulator from Texas Instruments. It is available in an 8-pin VSSOP package. Here's a brief overview of its pin functions:
1. SW (Pin 1): The switch node where the inductor is connected, and the output voltage is generated.
2. BST (Pin 2): Bootstrap capacitor connection for the high-side FET gate drive.
3. RCL (Pin 3): Resistor to set the current limit.
4. FB (Pin 4): Feedback input for adjusting the output voltage.
5. RT (Pin 5): Resistor to set the switching frequency.
6. VCC (Pin 6): Internal LDO output, powering internal circuitry.
7. GND (Pin 7): Ground reference for the device.
8. VIN (Pin 8): Input voltage supply pin.
The LM5009MM is designed for efficient DC-DC conversion in applications with input voltages from 7.5V to 95V, and it can provide a regulated output of up to 2.5W. It is typically used in automotive, industrial, and telecom applications.

Manufacturer

The LM5009MM is manufactured by Texas Instruments (TI), an American technology company. Texas Instruments is a global leader in the semiconductor industry, designing and manufacturing a wide range of integrated circuits and electronic components. The company is well-known for its innovative solutions in analog and embedded processing products, which serve a diverse array of applications across industries such as automotive, industrial, consumer electronics, and communications. Texas Instruments is recognized for its commitment to engineering excellence, providing high-quality and reliable products. The LM5009MM, like many other products from TI, is used in various electronic applications for its efficiency and performance.

Application

The LM5009MM is a step-down DC-DC voltage regulator designed for efficient power management in various applications. Its main application areas include:
1. Telecommunications Equipment: Used for voltage regulation in communication systems.
2. Industrial Automation: Powers sensors and control systems.
3. Automotive Electronics: Provides stable voltage in automotive systems.
4. Consumer Electronics: Used in devices requiring efficient power conversion.
5. Distributed Power Systems: Part of power management in distributed networks.
6. Battery-Powered Devices: Ensures efficient use of battery power in portable devices.
Its wide input voltage range and high efficiency make it suitable for these diverse applications.

Package

The LM5009MM is a DC-DC converter from Texas Instruments. It is typically available in an 8-lead MSOP (Mini Small Outline Package) with an exposed pad for enhanced thermal performance.

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