MAX5073ETI+T

Product Overview

Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: High-efficiency, Step-Down DC-DC Converter
Package: 28-Pin Thin QFN
Essence: Voltage Regulator
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

Input Voltage Range: 4.5V to 76V
Output Voltage Range: 0.8V to 75V
Output Current: Up to 2A
Switching Frequency: 100kHz to 1MHz
Efficiency: Up to 95%
Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The MAX5073ETI+T has a total of 28 pins. The pin configuration is as follows:

VIN: Input Voltage
PGND: Power Ground
SW: Switch Node
LX: Inductor Connection
FB: Feedback Voltage
COMP: Compensation Node
SS/TRK: Soft-Start/Tracking Control
EN: Enable Control
VCC: Supply Voltage
AGND: Analog Ground
SYNC: Synchronization Input
RT/CLKOUT: Timing Resistor/Clock Output
CLKIN: Clock Input
PGOOD: Power Good Indicator
VOS: Output Voltage Sense
ISET: Output Current Set
VREF: Reference Voltage
VSENSE: Current Sense
VDD: Digital Supply Voltage
SD: Shutdown Control
BOOT: Bootstrap Capacitor Connection
BST: Boost Capacitor Connection
SS/TRK: Soft-Start/Tracking Control
AGND: Analog Ground
VCC: Supply Voltage
FB: Feedback Voltage
COMP: Compensation Node
PGND: Power Ground

Functional Features

The MAX5073ETI+T is a high-efficiency, step-down DC-DC converter that provides a regulated output voltage from a wide input voltage range. It offers the following functional features:

High efficiency up to 95%
Wide input voltage range of 4.5V to 76V
Adjustable output voltage ranging from 0.8V to 75V
Output current capability of up to 2A
Synchronization input for external clock synchronization
Soft-start and tracking control for smooth startup and tracking of the output voltage
Power good indicator for monitoring the output voltage status
Shutdown control for power-saving mode

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption - Wide input voltage range allows for versatile applications - Adjustable output voltage provides flexibility - Synchronization input enables synchronization with other devices - Soft-start and tracking control ensure stable operation during startup and voltage tracking - Power good indicator enhances system monitoring capabilities - Shutdown control helps conserve power when not in use

Disadvantages: - Limited output current capability compared to higher-rated converters - Requires careful consideration of thermal management due to high efficiency

Working Principles

The MAX5073ETI+T operates as a step-down DC-DC converter using a pulse-width modulation (PWM) control scheme. It converts a higher input voltage to a lower output voltage by controlling the duty cycle of the switching transistor. The feedback voltage is compared to a reference voltage, and the control circuit adjusts the duty cycle accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The MAX5073ETI+T is suitable for various applications, including but not limited to:

Industrial power supplies
Telecom infrastructure
Automotive electronics
Battery-powered systems
Distributed power systems
LED lighting
Portable devices

Detailed and Complete Alternative Models

MAX5072ETI+T
MAX5074ETI+T
MAX5075ETI+T
MAX5076ETI+T
MAX5077ETI+T
MAX5078ETI+T
MAX5079ETI+T

These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX5073ETI+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX5073ETI+T in technical solutions:

Q: What is the MAX5073ETI+T?
A: The MAX5073ETI+T is a high-voltage, low-quiescent current linear regulator designed for use in various technical solutions.
Q: What is the input voltage range of the MAX5073ETI+T?
A: The input voltage range of the MAX5073ETI+T is from 7V to 60V.
Q: What is the output voltage range of the MAX5073ETI+T?
A: The output voltage range of the MAX5073ETI+T is adjustable from 1.25V to 57V.
Q: What is the maximum output current of the MAX5073ETI+T?
A: The maximum output current of the MAX5073ETI+T is 100mA.
Q: Can the MAX5073ETI+T be used in automotive applications?
A: Yes, the MAX5073ETI+T is suitable for automotive applications as it can handle the wide input voltage range typically found in vehicles.
Q: Does the MAX5073ETI+T have built-in thermal protection?
A: Yes, the MAX5073ETI+T features built-in thermal shutdown protection to prevent overheating.
Q: Can the MAX5073ETI+T operate in a wide temperature range?
A: Yes, the MAX5073ETI+T is designed to operate in a temperature range of -40°C to +125°C.
Q: Is the MAX5073ETI+T available in a surface-mount package?
A: Yes, the MAX5073ETI+T is available in a 28-pin TQFN package, which is surface-mount compatible.
Q: Can the MAX5073ETI+T be used in battery-powered applications?
A: Yes, the low quiescent current of the MAX5073ETI+T makes it suitable for battery-powered applications where power efficiency is important.
Q: Are there any evaluation boards or reference designs available for the MAX5073ETI+T?
A: Yes, Maxim Integrated provides evaluation kits and reference designs to help with the implementation of the MAX5073ETI+T in various technical solutions.

Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.