TPS513885VABR

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TPS513885VABR

IC REG BUCK 5.15V 12A 13VQFN

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規格

Part Status Active
Function Step-Down
Output Configuration Positive
Topology Buck
Output Type Fixed
Number of Outputs 1
Voltage - Input (Min) 5.5V
Voltage - Input (Max) 24V
Current - Output 12A
Frequency - Switching 560kHz, 920kHz
Synchronous Rectifier Yes
Operating Temperature -40°C ~ 125°C (TJ)
Mounting Type Surface Mount
Package / Case 13-PowerVFQFN
Supplier Device Package 13-VQFN-HR (4x3)

概述

Description

The TPS513885VABR is a high-performance, dual-output synchronous buck converter designed by Texas Instruments. It is primarily used in power management applications for processors and FPGAs. This device operates with an input voltage range of 4.5V to 17V and can deliver two regulated output voltages, making it suitable for supplying both core and I/O voltages.
Key features include a current mode control architecture, excellent transient response, and built-in protection mechanisms such as overcurrent and thermal shutdown. The TPS513885VABR supports a power-on reset (POR) function to ensure reliable startup sequences. Its PWM (Pulse Width Modulation) control enables efficient power conversion with adjustable output voltage settings.
The device is packaged in a compact VQFN format, allowing for efficient thermal dissipation and reduced PCB space. Overall, the TPS513885VABR is ideal for applications requiring efficient power solutions for digital circuits, including telecommunication, industrial, and computing systems.

Features

The TPS513885VABR is a synchronous buck DC-DC controller designed for high-performance power management in various applications, including processors and FPGAs. Key features include:
1. Input Voltage Range: Supports a wide input voltage range of 4.5V to 17V.
2. Output Voltage: Adjustable output voltage down to 0.6V, allowing flexibility for different load requirements.
3. High Efficiency: Utilizes synchronous rectification for improved efficiency, reducing thermal losses.
4. Current Mode Control: Provides excellent line and load transient response with programmable compensation for stability.
5. Integrated Drivers: Features integrated high-side and low-side MOSFET drivers, simplifying design and reducing external component count.
6. Protection Features: Includes overcurrent protection, thermal shutdown, and voltage UVLO (Under Voltage Lockout) for enhanced reliability.
7. Frequency Options: Operates with a programmable switching frequency, typically ranging from 300 kHz to 1 MHz.
Overall, the TPS513885VABR is ideal for applications requiring high efficiency and precise voltage regulation.

Package

The TPS513885VABR is packaged in a 40-pin HTQFP (Thin Quad Flatpack) with a thermal pad, which provides improved thermal performance and is suitable for surface mounting on PCBs.

Pinout

The TPS513885VABR is a DDR termination regulator from Texas Instruments. It features a 10-pin VQFN (Very Thin Quad Flat No-lead) package.
Pin Count: 10 pins.
Functions of Key Pins:
1. VIN (Pin 1): Input voltage supply.
2. GND (Pin 2): Ground connection.
3. VREF (Pin 3): Reference voltage output.
4. VTT (Pin 4): Termination voltage output for DDR memory.
5. VTTREF (Pin 5): Reference voltage for VTT.
6. COMP (Pin 6): Compensation pin for loop stability.
7. ON/OFF (Pin 7): Enable pin for device operation.
8. SS (Pin 8): Soft-start pin for voltage ramp control.
9. PGND (Pin 9): Power ground connection.
10. TSREF (Pin 10): Thermal sense reference.
This device is designed for DDR memory applications, providing a reliable termination voltage while ensuring efficient power management.

Manufacturer

The TPS513885VABR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company headquartered in Dallas, Texas. Founded in 1930, it is known for designing and manufacturing a wide range of electronic components, including analog and digital semiconductors, embedded processors, and integrated circuits. TI serves various markets, including automotive, industrial, communication, and consumer electronics, focusing on innovation and high-performance products to meet the needs of diverse applications. The TPS513885VABR specifically is a DDR memory power regulator, highlighting TI's expertise in power management solutions.

Application

The TPS513885VABR is a buck regulator designed for power management in various applications, particularly in computing and telecommunications. It is commonly used in DDR memory power supply, notebook computers, graphics cards, and servers. Its features include high efficiency, adjustable output voltage, and programmable current limits, making it suitable for systems requiring reliable voltage regulation and power efficiency in compact designs.

Equivalent

The TPS513885VABR is a power management IC, specifically a DDR termination regulator. Equivalent products include the following:
1. LMZ31710 - from Texas Instruments, suitable for similar applications.
2. LTM4622 - from Analog Devices, a compact solution for power management.
3. ISL62391 - from Renesas, another DDR termination regulator option.
Always verify specifications to ensure compatibility for your specific application.

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