MAX1897ETP+T

Product Overview

Category: Integrated Circuit (IC)
Use: Power Management
Characteristics: High-efficiency, step-up DC-DC converter
Package: 20-pin TQFN package
Essence: Provides regulated output voltage from a single-cell Li+ battery or other input sources
Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

Input Voltage Range: 2.5V to 5.5V
Output Voltage Range: 4V to 5.5V
Maximum Output Current: 500mA
Switching Frequency: 1.2MHz
Efficiency: Up to 90%
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1897ETP+T has a total of 20 pins. The pin configuration is as follows:

VIN: Input Voltage
SW: Switch Node
PGND: Power Ground
LX: Inductor Connection
FB: Feedback Voltage
EN: Enable Control
SS/TR: Soft-Start/Tracking Control
VCC: Supply Voltage
AGND: Analog Ground
COMP: Compensation Node
BST: Bootstrap Capacitor Connection
SS/TR: Soft-Start/Tracking Control
SS/TR: Soft-Start/Tracking Control
SS/TR: Soft-Start/Tracking Control
SS/TR: Soft-Start/Tracking Control
SS/TR: Soft-Start/Tracking Control
SS/TR: Soft-Start/Tracking Control
SS/TR: Soft-Start/Tracking Control
SS/TR: Soft-Start/Tracking Control
GND: Ground

Functional Features

High-efficiency step-up DC-DC converter
Provides regulated output voltage from a single-cell Li+ battery or other input sources
Integrated power MOSFET and compensation components
Low quiescent current in shutdown mode
Soft-start and tracking control for smooth startup

Advantages and Disadvantages

Advantages: - High efficiency, up to 90% - Wide input voltage range - Compact package size - Integrated power MOSFET and compensation components

Disadvantages: - Limited maximum output current (500mA) - Requires external components for operation

Working Principles

The MAX1897ETP+T is a step-up DC-DC converter that converts a low input voltage to a higher regulated output voltage. It utilizes an integrated power MOSFET and compensation components to achieve high efficiency. The device operates by switching the input voltage at a high frequency, which is then stepped up to the desired output voltage level.

Detailed Application Field Plans

The MAX1897ETP+T is commonly used in various applications, including but not limited to: - Portable electronic devices - Battery-powered systems - Wireless communication devices - Handheld instruments - Medical equipment

Detailed and Complete Alternative Models

Some alternative models to the MAX1897ETP+T include: - MAX1896ETP+T - MAX1898ETP+T - MAX1899ETP+T - MAX1900ETP+T

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

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Texniki həllərdə MAX1897ETP+T tətbiqi ilə bağlı 10 ümumi sual və cavabı sadalayın

Sure! Here are 10 common questions and answers related to the application of MAX1897ETP+T in technical solutions:

Q: What is the MAX1897ETP+T? A: The MAX1897ETP+T is a high-efficiency, step-down DC-DC converter IC that can be used in various technical solutions.
Q: What is the input voltage range of the MAX1897ETP+T? A: The input voltage range of the MAX1897ETP+T is typically between 4.5V and 60V.
Q: What is the output voltage range of the MAX1897ETP+T? A: The output voltage range of the MAX1897ETP+T can be adjusted from 0.8V to 55V.
Q: What is the maximum output current of the MAX1897ETP+T? A: The maximum output current of the MAX1897ETP+T is typically around 2A.
Q: Can the MAX1897ETP+T operate in a wide temperature range? A: Yes, the MAX1897ETP+T is designed to operate in a wide temperature range, typically from -40°C to +125°C.
Q: Does the MAX1897ETP+T have built-in protection features? A: Yes, the MAX1897ETP+T includes various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout.
Q: Can the MAX1897ETP+T be used in battery-powered applications? A: Yes, the MAX1897ETP+T can be used in battery-powered applications due to its low quiescent current and high efficiency.
Q: Is the MAX1897ETP+T suitable for automotive applications? A: Yes, the MAX1897ETP+T is suitable for automotive applications as it meets the necessary automotive standards and has a wide input voltage range.
Q: Can the MAX1897ETP+T be used in both step-down and step-up configurations? A: No, the MAX1897ETP+T is specifically designed for step-down (buck) configurations only.
Q: Are there any evaluation boards or reference designs available for the MAX1897ETP+T? A: Yes, Maxim Integrated provides evaluation boards and reference designs that can help users quickly prototype and implement the MAX1897ETP+T in their technical solutions.

Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.