LM5008MMX

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LM5008MMX

+Nomenclature

IC REG BUCK ADJ 350MA 8VSSOP

  • FabricantTexas Instruments

  • Pièce fabricant #LM5008MMX

  • Fiche technique LM5008MMX DataSheet

  • En stock9086

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Spécifications

Attribut Valeur
PartStatus Obsolete
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable
NumberofOutputs 1
Voltage-Input(Min) 9.5V
Voltage-Input(Max) 95V
Voltage-Output(Min/Fixed) 2.5V
Voltage-Output(Max) 75V
Current-Output 350mA
Frequency-Switching 50kHz ~ 600kHz
SynchronousRectifier No
OperatingTemperature -40°C ~ 125°C (TJ)
MountingType Surface Mount
Package/Case 8-TSSOP, 8-MSOP (0.118", 3.00mm Width)
SupplierDevicePackage 8-VSSOP
BaseProductNumber LM5008

Présentation

Description

The LM5008MMX is a high-performance, step-down voltage regulator designed for efficient power management in various applications. It operates with a wide input voltage range, typically from 4.5V to 65V, and can deliver adjustable output voltages down to 0.8V. The device features a built-in high-side MOSFET, enabling high efficiency with minimal external components.
Its switching frequency is adjustable, allowing for optimized performance in terms of efficiency and size. The LM5008MMX also includes features such as overcurrent protection, thermal shutdown, and voltage error amplifier with a compensation network, enhancing reliability and stability in diverse operating conditions.
Ideal for powering microcontrollers, sensors, and other low-voltage devices in automotive, industrial, and telecommunications applications, the LM5008MMX offers a compact solution with robust performance. Its versatility and efficiency make it a popular choice for engineers seeking to implement reliable power management solutions in their designs.

Equivalent

The LM5008MMX chip is a high-voltage step-down switching regulator. Equivalent products include the LTC3780 from Analog Devices, the TPS563201 from Texas Instruments, and the MIC2342 from Microchip. Other alternatives are the NCP3065 from ON Semiconductor and the LM2596 from Texas Instruments. Always verify specifications and suitability for your specific application before substitution.

Features

The LM5008MMX is a high-voltage, step-down voltage regulator designed for various power management applications. Key features include:
1. Input Voltage Range: Supports a wide input voltage range of 4.5V to 65V, making it suitable for automotive and industrial applications.
2. Output Voltage: Adjustable output voltage with a maximum output current of up to 1A.
3. High Efficiency: Offers high efficiency (up to 95%) to minimize thermal issues and power loss.
4. Integrated Switch: Features an internal N-channel MOSFET, simplifying design and reducing board space.
5. Frequency: Operates at a fixed switching frequency of 100 kHz, providing stability and ease of filtering.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and under-voltage lockout for enhanced reliability.
7. Thermal Performance: Utilizes a thermal pad for improved heat dissipation.
8. Package: Available in a compact TO-263 package for easy integration into various designs.
These features make the LM5008MMX a versatile choice for efficient power management in diverse applications.

Pinout

The LM5008MMX is a high-voltage step-down (buck) switching regulator with a pin count of 16. It is designed for a wide input voltage range, making it suitable for various applications, including industrial and automotive power supplies.
Pin Functions:
1. VIN: Input voltage supply.
2. GND: Ground reference.
3. SW: Switch node, connects to the inductor.
4. BOOT: Bootstrap capacitor connection for high-side MOSFET drive.
5. COMP: Compensation network connection for stability.
6. FB: Feedback voltage sense point for regulation.
7. SS: Soft-start pin, controls startup time.
8. RAMP: Current sense ramp connection.
9. SYNC: Synchronization input/output for multiple converters.
10. EN/UVLO: Enable and under-voltage lockout control.
11. PGND: Power ground for the switching node.
12. CSN: Current sense negative input.
13. CSP: Current sense positive input.
14. ISNS: Current sense output for overcurrent protection.
15. LIM: Current limit setting.
16. NC: No connection, not used.
These features make the LM5008MMX versatile for various applications requiring efficient power management.

Manufacturer

The LM5008MMX is manufactured by Texas Instruments (TI), a leading technology company known for its semiconductor products and solutions. Founded in 1930, Texas Instruments is based in Dallas, Texas, and specializes in designing and manufacturing a wide range of analog and digital electronic components, including integrated circuits (ICs), processors, and microcontrollers.
TI serves various industries, including automotive, industrial, personal electronics, communications, and computing. The LM5008MMX is a versatile voltage regulator IC, specifically designed for high-efficiency power management applications. With an emphasis on innovation and quality, Texas Instruments is recognized for its contributions to the development of cutting-edge technologies and is a key player in the global semiconductor market.

Application

The LM5008MMX is a high-voltage step-down (buck) switching regulator designed for various applications, including:
1. Industrial Power Supplies: Used in equipment requiring efficient voltage regulation.
2. Telecommunications: Powers devices in telecommunication systems with stable, low-voltage outputs.
3. LED Drivers: Supplies constant current for LED lighting applications.
4. Automotive Electronics: Provides regulated power for automotive control systems.
5. Consumer Electronics: Used in devices requiring compact power management solutions.
Its high efficiency and wide input voltage range make it suitable for these diverse applications.

Package

The LM5008MMX is packaged in a 8-pin MSOP (Mini Small Outline Package) form factor. This compact package is designed for efficient thermal performance and space-saving applications in power management circuits.

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