TPS51212DSCR

Name: TPS51212DSCR
Rating: 4.5 (10 reviews)

Efficient power management solution

7,739 Effective Inventory

TPS51212DSCR

Effective Inventory7,739

Efficient power management solution

Manufacturer Part # : TPS51212DSCR
Package/Case: QFN
Brand: Texas Instruments
Product Categories : Analog Front End (AFE)

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Initiate the application within 90 days from the shipment date.

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TPS51212DSCR DataSheet

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Details

The TPS51212DSCR is a synchronous step-down controller IC manufactured by Texas Instruments. This device is specifically designed for notebook system power management applications. This controller IC is equipped with two integrated N-channel MOSFETs to provide high efficiency and accurate DC voltage regulation. It operates over an input voltage range of 3V to 28V and supports an output voltage range of 0.6V to 6V. The TPS51212DSCR can deliver a maximum output current of 60A, making it suitable for powering multiple components in a notebook system.The device features a fixed frequency voltage mode control architecture, which helps to minimize output voltage ripple and provide excellent transient response. It also includes programmable soft start and power good functions for added system reliability and flexibility.The TPS51212DSCR is housed in a small 20-pin WQFN package, making it suitable for space-constrained applications. It operates over a wide temperature range of -40°C to 85°C, ensuring reliable performance in a variety of operating conditions.

Key Features

Integrated synchronous step-down controller
Wide input voltage range of 4.5V to 28V
Adjustable output voltage range of 0.6V to 5.5V
Up to 12A output current
Efficiency up to 95%
Programmable soft start
Overcurrent and overtemperature protection
Small 8-pin VSSOP package

Application

Industrial automation
Telecommunications
Consumer electronics
Networking equipment
Computing systems
Power supply units
Medical equipment
Automotive systems
Military applications
Solar energy systems

Specifications

The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.

Product Category !

Texas Instruments

Brand

Texas Instruments

FAQs

What is TPS51212DSCR?

The TPS51212DSCR is a synchronous step-down DC-DC controller designed by Texas Instruments. It is specifically designed for applications requiring high efficiency, compact size, and low voltage operation, such as point-of-load regulation in power management systems.

How Does TPS51212DSCR Work?

The TPS51212DSCR operates as a synchronous step-down DC-DC controller, regulating the voltage from a higher input voltage to a lower output voltage efficiently. It utilizes pulse-width modulation (PWM) control to adjust the duty cycle of the switching transistors and regulate the output voltage. The controller's architecture helps achieve high efficiency by minimizing power losses during voltage conversion.

How Many Pins does TPS51212DSCR have and What are the Functions of the Pinout Configuration?

The TPS51212DSCR is housed in a 10-pin VSON (Very Small Outline No-Lead) package. The pinout configuration includes:

VIN: Input voltage pin.
BOOT: Bootstrap voltage pin.
PH, PL: Phase pins for the power stage.
COMP, FB: Compensation and feedback pins.
EN, SS, RT: Enable, soft-start, and resistor-programmable timing pins.
PGND, SGND: Power and signal ground pins.

What are the Pros and Cons of TPS51212DSCR?

Pros:

High Efficiency: Offers high efficiency in voltage conversion, reducing power consumption.
Compact Size: Comes in a small VSON package, suitable for space-constrained designs.
Low Voltage Operation: Capable of regulating low output voltages efficiently.
PWM Control: Utilizes PWM control for accurate voltage regulation.
Adaptive Performance: Adjustable soft-start and programmable timing for flexible performance optimization.

Cons:

External Components: May require external components such as inductors and capacitors for the DC-DC conversion circuit.
Application Specific: Designed for specific step-down voltage regulation applications and may not be suitable for other uses.
Complexity: Requires understanding of power management principles for optimal performance.

Are There Any Equivalents/Alternatives to TPS51212DSCR for Recommendation?

The TPS40170 from Texas Instruments is a similar synchronous step-down DC-DC controller with different feature sets.
Alternatives to the TPS51212DSCR include the LT8610 from Analog Devices and the MP2456 from Monolithic Power Systems.

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TPS51212DSCR

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