LM5007MM

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LM5007MM

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IC REG BUCK ADJ 500MA 8VSSOP

  • HerstellerTexas Instruments

  • Herstellerteil #LM5007MM

  • Paket VSSOP (DGK)-8

  • Auf Lager6360

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Spezifikationen

Attribut Wert
Package Tape & Reel (TR),Cut Tape (CT),Bulk
ProductStatus Not For New Designs
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 9V
Voltage-Input(Max) 75V
Voltage-Output(Min/Fixed) 2.5V
Voltage-Output(Max) 73V
Current-Output 500mA
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 8-TSSOP, 8-MSOP (0.118, 3.00mm Width)

Übersicht

Description

The LM5007MM is a step-down switching voltage regulator designed by Texas Instruments. It is specifically engineered to efficiently convert higher DC voltages to lower DC voltages, making it ideal for applications requiring efficient power management in compact spaces. The LM5007MM operates over a wide input voltage range of 9V to 75V and can deliver an output current of up to 500mA.
Key features include an integrated N-channel MOSFET, which reduces component count and enhances efficiency. The device operates at a fixed switching frequency of 500 kHz, facilitating the design of smaller external components and compact circuit layouts. It also features adjustable output voltage, thermal shutdown, and cycle-by-cycle current limit protection to enhance reliability and performance in various conditions.
The LM5007MM is commonly used in applications such as industrial power supplies, battery-powered systems, and distributed power architectures. Its compact SOIC-8 package and robust design make it suitable for space-constrained environments while ensuring high efficiency and reliability.

Equivalent

The LM5007MM is a buck (step-down) voltage regulator from Texas Instruments. Equivalent products might include:
1. LM2675 from Texas Instruments
2. MC34063 from ON Semiconductor
3. LT1933 from Analog Devices (formerly Linear Technology)
4. MAX5033 from Maxim Integrated (now part of Analog Devices)
5. TPS54331 from Texas Instruments
These equivalents may vary in specifications like input voltage range, output current capability, and efficiency, so it's essential to ensure they meet your specific application requirements.

Features

The LM5007MM is a step-down switching regulator designed for high-efficiency power conversion. Key features include:
1. Wide Input Voltage Range: It supports a wide input voltage range from 9V to 75V, making it suitable for various applications.
2. Efficiency: The regulator is designed for high efficiency with minimal power loss, enhancing overall system performance.
3. Output Voltage: Adjustable output voltage is available through an external resistor divider.
4. Current Limiting: It includes a cycle-by-cycle current limit for protection against overcurrent conditions.
5. Thermal Shutdown: The device incorporates thermal shutdown protection to prevent damage from overheating.
6. Integrated Power Switch: The LM5007MM features an integrated N-channel MOSFET for efficient switching.
7. Switching Frequency: It operates at a fixed switching frequency of 500 kHz, which helps reduce the size of external components.
8. Soft-Start Capability: This feature helps manage inrush current during startup.
9. Compact Package: Available in a Mini SO-8 package, conducive for space-constrained applications.
These features make it suitable for applications such as industrial power supplies, automotive systems, and other areas requiring efficient voltage regulation.

Pinout

The LM5007MM is a step-down switching regulator from Texas Instruments, typically packaged in an 8-pin MSOP. Here's a brief overview of its pin functions:
1. VIN (Pin 1): Input voltage pin; can handle up to 75V.
2. SW (Pin 2): Switch node; connects to the inductor and diode.
3. BST (Pin 3): Bootstrap capacitor input; provides drive voltage to the high-side N-channel MOSFET.
4. GND (Pin 4): Ground connection.
5. FB (Pin 5): Feedback input; used to set the output voltage via an external resistor divider.
6. RCL (Pin 6): Current limit set pin; programs the current limit with an external resistor.
7. RT (Pin 7): Frequency set pin; an external resistor to ground sets the switching frequency.
8. VCC (Pin 8): Internal regulator output; provides power for internal circuitry and can be bypassed with a capacitor.
These pins collectively allow the LM5007MM to efficiently convert higher voltages to a lower, regulated output suitable for various applications.

Manufacturer

The LM5007MM is a product manufactured by Texas Instruments. Texas Instruments, often abbreviated as TI, is an American technology company headquartered in Dallas, Texas. It is one of the largest manufacturers of semiconductors globally and is well-known for designing and producing a wide range of semiconductor and integrated circuit (IC) products. These products serve various applications, including industrial, automotive, personal electronics, and communications equipment. Texas Instruments is particularly renowned for its innovations in analog and embedded processing technologies.

Application

The LM5007MM is a step-down switching regulator designed for a variety of applications where efficient voltage regulation is needed. Key application areas include:
1. Telecommunications: Powering components in networking and communication devices.
2. Industrial Automation: Supplying power to sensors, controllers, and other automation equipment.
3. Consumer Electronics: Used in devices requiring efficient power conversion, such as LCD monitors and set-top boxes.
4. Automotive: Suitable for automotive electronics requiring robust performance in variable power conditions.
5. Distributed Power Systems: Utilized in point-of-load conversions within larger power distribution networks.
Its compact design and high efficiency make it ideal for space-constrained applications.

Package

The LM5007MM is typically provided in an 8-lead Mini Small Outline Package (MSOP). This package is compact, providing efficient thermal performance and is suitable for applications where space is limited.

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