TPS53318DQPT

Name: TPS53318DQPT
Brand: Texas Instruments
Rating: 4.5 (10 reviews)
Author: Lisleapex

Switching Voltage Regulators Hi Eff 8A SD Reg

4,672 Effective Inventory

TPS53318DQPT

Effective Inventory4,672

Switching Voltage Regulators Hi Eff 8A SD Reg

Manufacturer Part # : TPS53318DQPT
Package/Case: LSONCLIP-22
Brand: Texas Instruments
Product Categories : Voltage Regulators , DC DC Switching Regulators
Series : TPS53318

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Initiate the application within 90 days from the shipment date.

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TPS53318DQPT DataSheet

Current price plan is under preparation. Please contact our customer service team for the latest pricing information. Thank you for your understanding and support!

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TPS53318DQPT Details

The TPS53318DQPT is a voltage regulator from Texas Instruments, designed for efficient power management in electronic devices. This regulator features a wide input voltage range and high efficiency, making it suitable for various applications. It is housed in a compact and thermally enhanced package, offering reliable performance in diverse operating conditions.

Pinout

1 (VIN): Input Voltage
2 (SW): Switch Node
3 (GND): Ground
4 (FB): Feedback
5 (EN): Enable
6 (PGOOD): Power Good
7 (VOUT): Output Voltage
8 (BST): Bootstrap

(Tip: For detailed pinout information, please refer to the corresponding datasheet.)

Key Features

Wide Input Voltage Range: Accepts a wide range of input voltages for versatile applications.
High Efficiency: Provides efficient power conversion for reduced energy consumption.
Compact Design: Housed in a compact package for space-constrained applications.
Thermally Enhanced: Designed with thermal considerations for improved heat dissipation.
Reliable Performance: Offers reliable performance under varying load conditions and temperatures.

Application

Power Management: Ideal for power management and voltage regulation in electronic systems.
Embedded Systems: Used in embedded applications requiring efficient power conversion.
Consumer Electronics: Suitable for consumer electronic devices for stable power supply.

Where to Use

The TPS53318DQPT is suitable for applications that demand efficient and reliable voltage regulation. It is commonly used in power management circuits, embedded systems, and consumer electronics to ensure stable and optimized power distribution.

How to Use

Integrate the TPS53318DQPT into your circuit by connecting the VIN, SW, GND, FB, EN, PGOOD, VOUT, and BST pins according to the application requirements. Adjust the feedback mechanisms for desired output voltages and enable the device for power conversion. Refer to the datasheet for detailed usage guidelines.

Application Circuit

The application circuit diagram for the TPS53318DQPT showcases the connections needed for proper integration into your electronic system. It includes input, output, feedback, and enable connections to facilitate efficient power management and regulation.

(Tip: For detailed circuit diagram connections and usage guide, refer to the datasheet.)

Equivalents

LM22679: A comparable voltage regulator with similar features and performance characteristics.
MP2307: An alternative voltage regulator offering equivalent functionality for power management applications.

Complementary

The TPS53318DQPT can be complemented by the TPS53319DQPT, which provides additional features such as adjustable output voltage and increased output current capability. This combination is suitable for applications requiring higher power delivery and flexibility.

Ensure compatibility and alignment of specifications when selecting complementary voltage regulators for your specific system requirements.

Frequently Asked Questions

Q: What is the efficiency rating of the TPS53318DQPT?

A: The TPS53318DQPT offers high efficiency in power conversion, typically above 90% under optimal operating conditions. Refer to the datasheet for efficiency curves and detailed performance data.

Q: Can the TPS53318DQPT be used in automotive applications?

A: While not specifically designed for automotive use, the TPS53318DQPT can be used in various applications where efficient voltage regulation is required, subject to the environmental and operational specifications.

Specifications

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

Vin (min) (V)	1.5	Vin (max) (V)	22
Vout (min) (V)	0.6	Vout (max) (V)	5.5
Iout (max) (A)	8	Iq (typ) (mA)	0.32
Switching frequency (min) (kHz)	250	Switching frequency (max) (kHz)	1000
Features	Adjustable current limit, Enable, Light Load Efficiency, Power good, Pre-Bias Start-Up, Synchronous Rectification	Operating temperature range (°C)	-40 to 125
Rating	Catalog	Regulated outputs (#)	1
Control mode	D-CAP	Duty cycle (max) (%)	90
Type	Converter

Datasheet PDF

Datasheets record the features, absolute maximum ratings, applications and more of the device, which benefit a lot as an overall guide to the specific application of the part.

Preliminary Specification TPS53318DQPT PDF Download

FAQs

What is TPS53318DQPT?

The TPS53318DQPT is a high-efficiency, fully integrated synchronous step-down DC-DC converter designed by Texas Instruments. It is ideal for applications requiring a compact and efficient power supply solution, such as point-of-load regulation, networking equipment, and industrial systems.

How Does TPS53318DQPT Work?

The TPS53318DQPT operates as a synchronous step-down converter that efficiently regulates input voltage to a lower, desired output voltage. It employs pulse-width modulation (PWM) control to achieve high efficiency and accurate voltage regulation. The converter features integrated MOSFETs, enabling a compact and simplified power supply design.

How Many Pins does TPS53318DQPT have and What are the Functions of the Pinout Configuration?

The TPS53318DQPT is housed in a 20-pin, 4mm x 4mm QFN (Quad Flat No-Lead) package. The pinout configuration includes:

VIN: Input voltage pin.
VOUT: Output voltage pin.
EN: Enable pin for on/off control.
PGND, LGND: Power and signal ground pins, respectively.
BOOT: Bootstrap capacitor connection pin.
COMP: Compensation pin for control loop stability.
FB: Feedback pin for output voltage regulation.
SS/TR: Soft-start and tracking pin for controlled startup and voltage tracking.
AGND: Analog ground pin.
Switching Node and Synchronous Node pins for power delivery and synchronous switching.

What are the Pros and Cons of TPS53318DQPT?

Pros:

High Efficiency: Provides high efficiency for power conversion, reducing thermal dissipation.
Integrated Solution: Features integrated MOSFETs for a simplified and compact power supply design.
Flexible Control: Offers programmable soft-start and tracking features for controlled startup and voltage tracking.
Wide Input Voltage Range: Suitable for various input voltage requirements in different applications.
Small Footprint: The compact QFN package enables space-efficient PCB layouts.

Cons:

External Components: May require additional external components for certain system requirements or EMI considerations.
Thermal Management: Proper thermal design and PCB layout are crucial for maintaining high efficiency and reliability.
Complexity: Synchronous converters require attention to layout, node placement, and component selection for optimal performance.

Are There Any Equivalents/Alternatives to TPS53318DQPT for Recommendation?

The TPS53315 from Texas Instruments is a similar synchronous step-down converter with a different pinout and feature set.
Alternatives to the TPS53318DQPT include the ADP2384 from Analog Devices and the MP2459 from Monolithic Power Systems.