TPS628501QDRLRQ1

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TPS628501QDRLRQ1

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2.7-V TO 6-V, 1-A AUTOMOTIVE STE

  • HerstellerTexas Instruments

  • Herstellerteil #TPS628501QDRLRQ1

  • Paket SOT-5X

  • Auf Lager4736

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Spezifikationen

Attribut Wert
Package / Case Tape & Reel (TR),Cut Tape (CT)
Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Adjustable
Number of Outputs 1
Voltage - Input (Min) 2.7V
Voltage - Input (Max) 6V
Voltage - Output (Min/Fixed) 0.6V
Voltage - Output (Max) 5.5V
Current - Output 1A
Frequency - Switching 1.8MHz ~ 4MHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 150°C (TJ)
Mounting Type Surface Mount

Übersicht

Description

The TPS628501QDRLRQ1 is a high-efficiency, synchronous step-down DC-DC converter designed by Texas Instruments, primarily targeting automotive applications. It is part of the TPS6285x family, known for its compact size and robust performance. With an input voltage range of 3 V to 8 V, the device can deliver up to 2 A of continuous output current, making it suitable for powering various automotive subsystems.
Key features of the TPS628501QDRLRQ1 include a low quiescent current for improved efficiency during light loads, and it supports both Pulse Width Modulation (PWM) and Power Save Mode (PSM) operation. This flexibility helps optimize power efficiency across different load conditions. The device is automotive-qualified (AEC-Q100) ensuring reliability under harsh conditions.
The converter’s design incorporates protection features such as overcurrent, overtemperature, and undervoltage lockout, enhancing safety and reliability. Its compact VSON package allows for space-saving designs, making it ideal for automotive applications where board space is a premium. Overall, the TPS628501QDRLRQ1 offers a reliable solution for efficient power management in automotive systems.

Equivalent

The TPS628501QDRLRQ1 is a step-down converter from Texas Instruments. Equivalent products from other manufacturers might include similar buck converters like the LTC3605 from Analog Devices, the LM2830 from Texas Instruments, and the MCP16311 from Microchip. These alternatives should be evaluated for matching specifications such as input voltage range, output current, switching frequency, and efficiency to ensure compatibility with your application. Always verify specific requirements to ensure proper functionality.

Features

The TPS628501QDRLRQ1 is a high-efficiency, step-down buck converter designed for automotive applications. It features a wide input voltage range from 3 V to 8 V and delivers an output current up to 4 A. This device offers a high-switching frequency of 2.25 MHz, allowing for small external components and a compact solution size. It includes an adjustable output voltage range from 0.6 V to 6 V and supports both Pulse Width Modulation (PWM) for low-noise performance and Power Save Mode (PSM) for improved efficiency at light loads.
The converter is equipped with built-in protection features such as overcurrent protection (OCP), overtemperature protection (OTP), and output short-circuit protection. It also features an enable pin for easy control, a Power-Good indicator to signal output regulation, and an adjustable Soft Start feature to limit inrush current during startup. Qualified for automotive applications, the TPS628501QDRLRQ1 adheres to the AEC-Q100 standard, ensuring reliability under harsh conditions. Its compact 8-pin VSON package makes it suitable for space-constrained designs.

Pinout

The TPS628501QDRLRQ1 is a high-efficiency, synchronous step-down DC-DC converter designed by Texas Instruments. It typically comes in a 6-pin configuration, housed in a SOT-23 package. Here are the functions of its pins:
1. Vin: This pin is the input voltage pin where the input supply voltage is connected. It is used to power the device.
2. SW: The switch node pin where the inductor is connected. It is the output of the internal high-side MOSFET and the input to the low-side MOSFET.
3. GND: Ground pin for the device, acting as the return path for input and output capacitors.
4. FB (Feedback): This pin is used to connect to the output voltage divider to regulate the output voltage.
5. EN (Enable): This pin is used to enable or disable the device. Pulling it high starts the converter.
6. PG (Power Good): This pin indicates the status of the output voltage. It is an open-drain output that signals when the output is within regulation.
These pins work together to manage power conversion, regulation, and the status indication of the device.

Manufacturer

The TPS628501QDRLRQ1 is manufactured by Texas Instruments (TI). Texas Instruments is a global technology company that designs and manufactures semiconductors and various integrated circuits. Headquartered in Dallas, Texas, TI is one of the largest semiconductor companies in the world, serving a broad spectrum of industries including automotive, industrial, consumer electronics, and telecommunications. The company is known for its innovation in analog and embedded processing products, which are used to manage power, amplify signals, interface with other devices, and perform complex processing tasks. TI's products are integral to modern electronic systems, providing essential functionality for a wide range of applications.

Application

The TPS628501QDRLRQ1 is a high-efficiency, step-down DC-DC converter designed for automotive applications. Its application areas include automotive infotainment systems, advanced driver-assistance systems (ADAS), body electronics, and powertrain control systems. The device is suitable for use in automotive environments requiring reliable power conversion from a higher voltage input to a lower voltage output. With features like low quiescent current and a wide input voltage range, it's ideal for battery-powered systems and applications requiring efficient power management in harsh conditions.

Package

The TPS628501QDRLRQ1 is a DC-DC step-down converter from Texas Instruments, typically available in a small and thermally efficient 12-pin VQFN package, suitable for automotive applications due to its compact size and thermal performance.

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