TPS51225BRUKR

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TPS51225BRUKR

IC REG QUAD BUCK/LNR SYNC 20WQFN

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規格

Series D-CAP™
Part Status Active
Topology Step-Down (Buck) Synchronous (2), Linear (LDO) (2)
Number of Outputs 4
Frequency - Switching 300kHz, 355kHz
Voltage/Current - Output 1 Controller
Voltage/Current - Output 2 Controller
Voltage/Current - Output 3 3V, 100mA
w/LED Driver No
w/Supervisor No
w/Sequencer No
Voltage - Supply 5.5V ~ 24V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 20-WFQFN Exposed Pad
Supplier Device Package 20-WQFN (3x3)
Base Product Number TPS51225

概述

Description

The TPS51225BRUKR is a dual power-management IC (PMIC) designed by Texas Instruments, primarily used for powering DDR memory in computing systems. It integrates two synchronous step-down converters that provide efficient voltage regulation, supporting dual-channel DDR memory architectures. This IC is notable for its low quiescent current, high efficiency, and a range of output voltage settings, making it suitable for battery-operated devices and high-performance computing applications.
Key features include adjustable output voltage through external resistors, built-in soft-start, and various protection mechanisms such as overcurrent and thermal shutdown. The device operates within a wide input voltage range, typically from 2.7V to 5.5V, and supports fast transient response, which is crucial for memory applications. The TPS51225BRUKR is offered in a compact VQFN package, facilitating space-constrained designs. Overall, it is an essential component for optimizing power efficiency and performance in memory-intensive applications.

Features

The TPS51225BRUKR is a DDR termination regulator designed to provide an adjustable output voltage for DDR memory applications. Key features include:
1. Input Voltage Range: Operates from 4.5V to 28V, suitable for a range of power supply systems.
2. Output Voltage: Adjustable output voltage down to 0.5V, optimized for DDR memory requirements.
3. Integrated High-Performance LDO: Provides low dropout voltage and high efficiency, enhancing thermal performance in compact designs.
4. Fast Transient Response: Ensures stable operation during load transients, crucial for memory applications.
5. Power Good Indicator: Monitors output voltage for proper regulation, providing a signal to the system for operational status.
6. Overcurrent Protection: Incorporates fault protection features to safeguard the device and system during overload conditions.
7. Thermal Shutdown: Protects the device from overheating, ensuring reliable operation under varying conditions.
8. Compact Package: Available in a small 10-pin VQFN package, facilitating integration into space-constrained designs.
Overall, the TPS51225BRUKR is ideal for powering DDR memory modules in modern computing applications.

Package

The TPS51225BRUKR is packaged in a 40-pin HTQFP (Thin Quad Flat Pack) package.

Pinout

The TPS51225BRUKR is a dual-channel DDR termination regulator from Texas Instruments. It features a 20-pin HTQFP (Thin Quad Flat Package) with a lead pitch of 0.5 mm.
### Pin Count and Functions:
- Total Pins: 20
- Key Functions:
- Input Voltage (VIN): Supplies power to the device.
- Ground (GND): Common ground reference.
- VREF: Reference voltage output.
- VTT: Termination voltage output for DDR memory.
- COMP: Frequency compensation.
- FB: Feedback input for regulation.
- EN: Enable pin to turn the device on/off.
- PGND: Power ground for load.
- SENSE: Voltage sensing for output regulation.
- SS: Soft-start control.
The TPS51225 regulates the output voltage for DDR memory termination, enhancing stability and efficiency in memory applications.

Manufacturer

The TPS51225BRUKR is manufactured by Texas Instruments, Inc. Texas Instruments (TI) is a global semiconductor company headquartered in Dallas, Texas. Established in 1930, TI specializes in designing and manufacturing a wide range of semiconductor products and integrated circuits (ICs) used in various applications, including analog, embedded processing, and digital signal processing. The company serves multiple sectors, including automotive, industrial, personal electronics, communications, and computing. TI is known for its innovation in power management, signal processing, and microcontrollers, contributing significantly to advancements in electronics and technology.

Application

The TPS51225BRUKR is a DDR termination regulator primarily used in memory systems to provide precise voltage regulation for DDR memory. Its application areas include server and workstation motherboards, graphics cards, and other computing devices that utilize DDR memory technologies. It ensures stable power delivery, enabling enhanced performance and reliability in high-speed data processing environments.

Equivalent

The TPS51225BRUKR chip is a DDR termination regulator. Equivalent products include:
1. TPS51220 - Similar features with slightly different specifications.
2. TPS51216 - Another DDR termination regulator from Texas Instruments.
3. LMZ31710 - A power module with similar functionality.
4. ISL6322 - A DDR termination regulator from Renesas.
Always verify the specific requirements for voltage, current, and package type when considering replacements.

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