MAX15038ETG+T

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MAX15038ETG+T

IC REG BUCK ADJ/PROG 4A 24TQFN

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規格

Package Tape & Reel (TR)
ProductStatus Active
Function Step-Down
OutputConfiguration Positive
Topology Buck
OutputType Adjustable (Programmable)
NumberofOutputs 1
Voltage-Input(Min) 2.9V
Voltage-Input(Max) 5.5V
Voltage-Output(Min/Fixed) 0.6V (0.6V ~ 2.5V)
Voltage-Output(Max) 4.95V
Current-Output 4A
Frequency-Switching 500kHz ~ 2MHz
SynchronousRectifier Yes
OperatingTemperature -40°C ~ 85°C (TA)
MountingType Surface Mount
Package/Case 24-WFQFN Exposed Pad

概述

Description

The MAX15038ETG+T is a high-performance, step-down DC-DC converter designed by Maxim Integrated. It is capable of delivering up to 3A of output current and operates over a wide input voltage range, typically from 2.9V to 5.5V. This makes it suitable for a variety of applications, including point-of-load power supplies, distributed power systems, and general-purpose voltage conversion in electronic devices.
Key features of the MAX15038ETG+T include its high efficiency, low quiescent current, and fast transient response, which ensure minimal power loss and stable operation even under dynamic load conditions. The device incorporates internal MOSFETs, reducing the need for external components and saving PCB space. Its switching frequency is adjustable, providing flexibility in design and optimization for efficiency or size.
The converter is available in a compact, thermally enhanced TQFN package, which aids in heat dissipation and further supports its use in space-constrained applications. Additionally, it includes protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to safeguard the device and connected circuits.

Features

The MAX15038ETG+T is a high-performance, step-down DC-DC converter designed for efficiency and compactness in power management applications. Key features include:
1. Wide Input Voltage Range: Supports a range from 4.5V to 28V, making it suitable for diverse power sources.
2. Adjustable Output Voltage: Provides flexibility with an adjustable output voltage from 0.6V to 90% of the input voltage.
3. High Efficiency: Capable of delivering up to 95% efficiency, optimizing power usage and minimizing heat generation.
4. Integrated MOSFETs: Comes with built-in high-side and low-side MOSFETs, reducing the need for external components.
5. Fixed Switching Frequency: Operates at a fixed frequency of 500kHz, which helps in reducing output voltage ripple and improving transient response.
6. Current-Mode Control: Ensures stable operation by controlling the inductor current, providing excellent line and load transient response.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and output overvoltage protection to ensure reliability and safety.
8. Compact TQFN Package: Available in a 16-pin, 3mm x 3mm TQFN package, facilitating space-saving designs.
These features make the MAX15038ETG+T suitable for applications such as consumer electronics, networking equipment, and industrial power supplies.

Package

The MAX15038ETG+T is a step-down regulator IC from Maxim Integrated. It is typically packaged in a 24-Lead TQFN (Thin Quad Flat No-Lead) package. This package type is compact and offers efficient thermal performance, suitable for surface-mount applications.

Pinout

The MAX15038ETG+T is a step-down regulator with a pin count of 24. It is housed in a 4mm x 4mm TQFN (Thin Quad Flat No-lead) package. This device is designed to provide a high-efficiency supply with a fixed 0.9V output or adjustable output settings. It operates from an input voltage range of 2.7V to 5.5V and can deliver up to 4A of output current. The MAX15038ETG+T features internal switching MOSFETs, a high-frequency (up to 4MHz) operational range, and a compact design aimed at minimizing external component count and PCB area. Key functions include low dropout operation, a soft-start feature, and short-circuit protection. These attributes make it suitable for applications in portable devices, telecom, and other space-constrained power management systems.

Manufacturer

The MAX15038ETG+T is manufactured by Maxim Integrated. Maxim Integrated is a company that specializes in designing, manufacturing, and selling analog and mixed-signal integrated circuits. The company's products are used in a wide range of applications, including industrial, communications, automotive, consumer, and computing markets. Maxim Integrated is known for its innovation in power management, battery management, and sensor technology, among other areas. In 2021, Maxim Integrated was acquired by Analog Devices, another major player in the semiconductor industry.

Application

The MAX15038ETG+T is a DC-DC step-down regulator commonly used in applications requiring efficient power management. Its primary application areas include telecom and networking equipment, computing and storage systems, industrial automation, and high-performance consumer electronics. The device provides a compact solution for generating low-voltage rails from high-voltage sources, making it ideal for use in distributed power architectures and point-of-load conversions.

Equivalent

The MAX15038ETG+T is a step-down regulator. Equivalent products include the TPS54540 by Texas Instruments, LM2596 by Texas Instruments, and LT1933 by Analog Devices. These alternatives offer similar functionality in DC-DC conversion, but specific features and performance may vary, so it's important to compare specifications to ensure compatibility with your application requirements.

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