LM5170QPHPTQ1

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LM5170QPHPTQ1

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BI DIRECTIONAL 48V TO 12V CURREN

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Spezifikationen

Attribut Wert
PartStatus Active
OutputType Transistor Driver
Function Step-Up/Step-Down
OutputConfiguration Positive
Topology Buck-Boost
NumberofOutputs 1
OutputPhases 2
Voltage-Supply(Vcc/Vdd) 3.5V ~ 42V
Frequency-Switching 100kHz ~ 600kHz
SynchronousRectifier Yes
ClockSync Yes
ControlFeatures Enable, Frequency Control, Power Good, Soft Start
OperatingTemperature -40°C ~ 150°C (TJ)
MountingType Surface Mount
Package/Case 48-PowerTQFP
SupplierDevicePackage 48-HTQFP (7x7)
BaseProductNumber LM5170
Grade Automotive
Qualification AEC-Q100

Übersicht

Description

The LM5170QPHPTQ1 is a high-performance, dual-channel synchronous buck converter designed for automotive applications. It features a wide input voltage range, typically from 4.5V to 60V, making it suitable for various automotive power systems. The device is capable of delivering up to 10A of continuous output current per channel, with adjustable output voltage settings.
Key features include integrated power MOSFETs for improved efficiency, advanced control loop architecture for stable operation, and several protection mechanisms like overcurrent, overvoltage, and thermal shutdown. Its compact QFN package allows for efficient thermal management and less board space usage.
The LM5170Q supports various configurations, including single-channel operation, and is designed for ease of use with minimal external components. Its flexibility and robustness make it ideal for applications such as car infotainment, advanced driver-assistance systems (ADAS), and power supplies for various automotive electronics. Overall, the LM5170QPHPTQ1 combines efficiency, reliability, and integration to meet the demanding requirements of modern automotive designs.

Equivalent

The LM5170QPHPTQ1 is a buck-boost DC-DC converter. Equivalent products include the TPS63070 from Texas Instruments, the LTC3780 from Analog Devices, and the MAX8674 from Maxim Integrated. Other alternatives may include the LTC3787 and the TPS63060, which also provide similar buck-boost functionality. Always check specific parameters and compatibility to ensure suitability for your application.

Features

The LM5170QPHPTQ1 is a high-performance, dual-output buck-boost converter designed for automotive applications. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 3.0V to 60V, accommodating various battery configurations.
2. High Efficiency: Offers up to 95% efficiency, which helps reduce heat generation and improve overall system performance.
3. Dual Outputs: Capable of providing two regulated outputs, making it suitable for powering multiple loads simultaneously.
4. Integrated Power Switches: Reduces the need for external components, simplifying the design and reducing PCB space.
5. Advanced Control Scheme: Utilizes a robust control architecture for improved transient response and line/load regulation.
6. Thermal Protection: Includes features such as thermal shutdown to prevent damage from overheating.
7. Automotive Qualified: Designed to meet AEC-Q100 standards, ensuring reliability in harsh automotive environments.
Overall, the LM5170QPHPTQ1 is ideal for power management in automotive and industrial applications where efficiency and reliability are critical.

Pinout

The LM5170QPHPTQ1 is a dual-phase, synchronous buck controller from Texas Instruments designed for high-performance power supply applications. It features a pin count of 32 pins in a QFN (Quad Flat No-lead) package.
Key functions of the LM5170Q include:
- Dual-phase operation for high efficiency and power density.
- Adjustable output voltage via external resistors.
- Integrated compensation for simplified design.
- Multiple protection features, including over-voltage protection (OVP), under-voltage protection (UVP), and over-current protection (OCP).
- Soft start to limit inrush current during startup.
- Power good output to indicate proper operation.
- Enable pin for shutdown capability.
This controller is suitable for applications such as industrial, automotive, and telecommunications, where reliable power management is critical.

Manufacturer

The LM5170QPHPTQ1 is manufactured by Texas Instruments (TI), a leading global semiconductor company. Founded in 1930 and headquartered in Dallas, Texas, Texas Instruments designs and manufactures a wide range of innovative electronic components, including analog and embedded processing solutions. The company serves various sectors, including automotive, industrial, communications, and consumer electronics.
Texas Instruments is renowned for its commitment to quality and reliability, particularly in the automotive segment, where it provides specialized products designed to meet stringent safety and performance standards. The LM5170QPHPTQ1 is a dual-channel, synchronous step-down buck controller, designed to deliver efficient power management solutions. As a key player in the semiconductor industry, Texas Instruments continues to advance technology and support the development of next-generation electronic systems.

Application

The LM5170QPHPTQ1 is a high-performance buck-boost controller designed for automotive applications. Its key application areas include:
1. Electric Vehicles (EVs) - Managing battery voltage and power delivery.
2. Power Management Systems - Efficiently converting varying input voltages to stable output levels.
3. Energy Storage Systems - Optimizing energy flow in battery systems.
4. Industrial Automation - Providing reliable power for sensors and control systems.
5. Telecommunications - Ensuring stable power for communication equipment.
Its wide input voltage range and high efficiency make it suitable for various demanding environments.

Package

The LM5170QPHPTQ1 is packaged in a HTQFN (Thermal Enhanced Quad Flat No-lead) package type. This package provides improved thermal performance and is designed for compact applications, featuring a footprint suitable for surface mounting.

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