LM63635DQDRRRQ1

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LM63635DQDRRRQ1

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3.5-V TO 32-V, 3.25-A STEP-DOWN

  • HerstellerTexas Instruments

  • Herstellerteil #LM63635DQDRRRQ1

  • Paket WFDFN-12

  • Auf Lager3103

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Series Automotive, AEC-Q100
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 3.5V
Voltage - Input (Max) 32V
Voltage - Output (Min/Fixed) 1V
Voltage - Output (Max) 20V
Current - Output 3.25A
Frequency - Switching 250kHz ~ 2.2MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount, Wettable Flank

Übersicht

Description

The LM63635DQDRRRQ1 is a high-performance, automotive-grade DC-DC buck converter designed by Texas Instruments. It is part of the LM636xx family, known for their efficiency and reliability in converting higher DC voltages to lower ones, making them suitable for a wide range of automotive and industrial applications.
This particular model features a 3.5A output current capability and operates over a wide input voltage range, typically from 3.5V to 36V, which is ideal for automotive systems that experience voltage variations. The LM63635DQDRRRQ1 offers high efficiency, often greater than 90%, and includes advanced features such as low shutdown current, precision enable, and adjustable switching frequency.
Additionally, it is equipped with a range of protection features, including thermal shutdown, cycle-by-cycle current limiting, and input undervoltage lockout. The device is housed in a thermally-enhanced, space-saving package, which helps in efficient heat dissipation and allows for compact designs. Its AEC-Q100 qualification ensures it meets automotive industry standards for quality and reliability.

Equivalent

The LM63635DQDRRRQ1 is a DC-DC buck converter from Texas Instruments, designed for automotive applications. Equivalent products from other manufacturers might include:
1. LT8609S from Analog Devices: A synchronous buck regulator with similar input voltage and current ratings.
2. MP2459 from Monolithic Power Systems: A step-down converter with comparable specifications.
3. NCP45520 from ON Semiconductor: Offers similar functionality for automotive applications.
Always verify the technical specifications to ensure compatibility with your specific application needs.

Features

The LM63635DQDRRRQ1 is a highly efficient, automotive-qualified buck converter from Texas Instruments. Key features include:
1. Input Voltage Range: Operates with an input voltage from 3.5V to 36V, making it suitable for automotive systems.
2. Output Current: Capable of delivering up to 3.5A of continuous output current.
3. Switching Frequency: Offers adjustable switching frequency from 200 kHz to 2.2 MHz, allowing for trade-offs between efficiency and component size.
4. Efficiency: Designed for high efficiency across the load range, crucial for reducing power loss in automotive applications.
5. Low Quiescent Current: Features a low quiescent current for improved battery life during standby conditions.
6. Protection Features: Includes robust protection mechanisms such as thermal shutdown, input undervoltage lockout, output short-circuit protection, and overcurrent protection.
7. Package: Offered in a 14-pin VSON package, which is compact for space-constrained designs.
8. Qualification: Automotive grade with AEC-Q100 qualification, ensuring reliability in automotive environments.
These features make the LM63635DQDRRRQ1 ideal for power management in a variety of automotive electronic systems.

Pinout

The LM63635DQDRRRQ1 is a step-down voltage regulator from Texas Instruments. It comes in a 10-pin package. The primary function of this device is to convert a higher input voltage to a lower output voltage, providing a regulated DC output. It is designed to handle high-efficiency, low-noise applications.
Here is a brief overview of the pin functions:
1. VIN: Input voltage supply.
2. SW: Switch node; connects to the inductor.
3. BST: Boost; a capacitor is connected between this pin and SW.
4. EN: Enable; used to enable or disable the device.
5. VCC: Internal supply voltage.
6. FB: Feedback; used for output voltage regulation.
7. SS/TRK: Soft-start and tracking; controls the startup and tracking behavior.
8. RT: Resistor timing; sets the switching frequency.
9. PGND: Power ground.
10. AGND: Analog ground.
The device is suitable for automotive applications, thanks to its high reliability and broad input voltage range.

Manufacturer

The LM63635DQDRRRQ1 is a product manufactured by Texas Instruments. Texas Instruments is a global semiconductor design and manufacturing company. It is known for developing analog and embedded processing chips used in a wide range of electronic devices and applications across various industries, including automotive, industrial, personal electronics, and communications equipment. Texas Instruments is headquartered in Dallas, Texas, and is recognized for its innovation in creating technology that enhances both consumer and industrial products.

Application

The LM63635DQDRRRQ1 is a DC-DC buck converter designed for automotive and industrial applications. It is used in areas requiring efficient power conversion, such as automotive infotainment systems, advanced driver-assistance systems (ADAS), and electronic control units (ECUs). Its robust design makes it suitable for harsh environments, providing stable power supply for microcontrollers, sensors, and communication modules. Additionally, it is used in industrial power supplies and battery-powered equipment, offering high efficiency and reliability for various electronic systems.

Package

The LM63635DQDRRRQ1 is a DC-DC buck converter from Texas Instruments. It is typically housed in an 8-pin PowerPAD VSON (Very-thin Small Outline No-lead) package, which provides efficient thermal performance and a compact size suitable for automotive and industrial applications.

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