TPS40057PWP

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TPS40057PWP

+Nomenclature

IC REG CTRLR BUCK 16HTSSOP

  • FabricantTexas Instruments

  • Pièce fabricant #TPS40057PWP

  • Package HTSSOP-16

  • En stock6418

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Spécifications

Attribut Valeur
Package Bulk,Tube
ProductStatus Active
OutputType Transistor Driver
Function Step-Down
OutputConfiguration Positive
Topology Buck
NumberofOutputs 1
OutputPhases 1
Voltage-Supply(Vcc/Vdd) 8V ~ 40V
Frequency-Switching Up to 1MHz
DutyCycle(Max) 94%
SynchronousRectifier Yes
ClockSync Yes
ControlFeatures Current Limit, Enable, Frequency Control, Soft Start
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 16-PowerTSSOP (0.173, 4.40mm Width)

Présentation

Description

The TPS40057PWP is a DC-DC buck controller from Texas Instruments, designed for high-efficiency power conversion. It is part of the TPS4005x family and is typically used in applications requiring step-down voltage conversion from a wide input voltage range. The device operates with a fixed frequency, voltage-mode architecture and supports synchronous rectification, which enhances efficiency by reducing diode losses.
Key features include soft-start capability, adjustable output voltage, input undervoltage lockout, and overcurrent protection. These features make it suitable for applications in telecom, networking, and other industrial systems requiring reliable power delivery.
The TPS40057PWP comes in a 14-pin TSSOP (Thin Shrink Small Outline Package), offering a compact footprint. Its design allows for flexibility in component selection, which can be tailored to meet specific application requirements. With its robust feature set and reliable operation, the TPS40057PWP is a versatile choice for engineers looking to implement efficient power management solutions.

Equivalent

The TPS40057PWP is a synchronous buck controller. Equivalent products include the LM5116 from Texas Instruments, LTC3869 from Analog Devices, and the MAX15046 from Maxim Integrated. These alternatives offer similar functionalities for DC-DC conversion applications, though specifications and features may vary slightly. Always check the datasheets to ensure compatibility with your specific application requirements.

Features

The TPS40057PWP is a synchronous buck controller designed for high-performance power management applications. Key features include:
1. Wide Input Voltage Range: Operates from 8 V to 40 V, making it suitable for various applications.
2. Synchronous Rectification: Increases efficiency by reducing power losses during switching.
3. Adjustable Switching Frequency: Supports frequencies from 100 kHz to 600 kHz, allowing optimization for size and efficiency.
4. Enhanced Load Regulation: Features voltage-mode control with line feedforward for stable operation under varying loads.
5. Programmable Soft Start: Limits inrush current during startup, protecting connected components.
6. Thermal Shutdown: Provides protection against overheating by shutting down the controller when excessive temperatures are detected.
7. Undervoltage Lockout (UVLO): Ensures the device remains off until the input voltage reaches a safe level.
8. Overcurrent Protection: Monitors and limits current to prevent damage in fault conditions.
9. Power Good Indicator: Offers a status signal to indicate when the output voltage is within the specified range.
These features make the TPS40057PWP ideal for high-efficiency, reliable power supply designs in a variety of electronic applications.

Pinout

The TPS40057PWP is a synchronous buck controller manufactured by Texas Instruments. It comes in a 20-pin TSSOP (Thin Shrink Small Outline Package). The primary function of the TPS40057PWP is to provide a flexible, high-performance switching regulator controller for DC-DC conversion applications.
Key features include programmable operating frequency, voltage-mode control with fast transient response, and the ability to support a wide range of input voltages. The device is commonly used in applications requiring efficient power conversion, such as in computing and communication equipment. The TPS40057PWP supports various protection features, including overcurrent protection and adjustable soft-start to ensure reliable operation.

Manufacturer

The TPS40057PWP is manufactured by Texas Instruments (TI). Texas Instruments is a well-known American technology company that designs and manufactures semiconductors and various integrated circuits. They are a leading producer in the electronics industry, supplying components for a wide range of applications, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is recognized for its innovation in analog and embedded processing technologies, and it serves customers all over the world.

Application

The TPS40057PWP is a DC-DC controller designed for use in power management applications. Its primary application areas include telecommunications, networking equipment, and industrial power systems. It is used in applications that require efficient step-down (buck) conversion with high output current capability. Key features like programmable switching frequency, soft start, and overcurrent protection make it ideal for powering DSPs, ASICs, and FPGAs. Additionally, it's suitable for use in distributed power systems and high-performance computing where precise voltage regulation and efficiency are critical.

Package

The TPS40057PWP is a DC-DC controller, and its package type is a 20-pin TSSOP (Thin Shrink Small Outline Package) with a PowerPAD, designated by the "PWP" suffix. This package facilitates efficient heat dissipation and is commonly used for surface-mount applications.