MAX1697UEUT-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-Efficiency Step-Up DC-DC Converter
• Package: 6-Pin SOT23
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 3.3V to 5V
• Maximum Output Current: 100mA
• Switching Frequency: 1.2MHz
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1697UEUT-T has the following pin configuration:

1. VIN: Input Voltage Pin
2. GND: Ground Pin
3. SW: Switching Node Pin
4. FB: Feedback Pin
5. EN: Enable Pin
6. VOUT: Output Voltage Pin

Functional Features

• High-efficiency step-up DC-DC converter
• Low quiescent current for improved power efficiency
• Adjustable output voltage through external resistors
• Overcurrent and overtemperature protection
• Soft-start feature for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Small package size allows for space-saving designs - Wide input voltage range provides flexibility in various applications - Overcurrent and overtemperature protection ensure device safety

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Fixed switching frequency may not be adjustable for specific requirements

Working Principles

The MAX1697UEUT-T is a step-up DC-DC converter that efficiently boosts low input voltages to higher output voltages. It utilizes a switching regulator topology to achieve high efficiency. The input voltage is stepped up using an inductor and a switch, which are controlled by an internal oscillator. The output voltage is regulated through feedback control. The device also incorporates various protection features to ensure safe operation.

Detailed Application Field Plans

The MAX1697UEUT-T is commonly used in applications where a higher output voltage is required from a low input voltage source. Some typical application fields include:

1. Battery-powered devices: Portable electronics such as smartphones, tablets, and wearables often require a higher voltage for certain components or subsystems.
2. IoT devices: Internet of Things (IoT) devices that operate on low-voltage power sources can benefit from the MAX1697UEUT-T to boost the voltage for specific modules or sensors.
3. Industrial equipment: Various industrial applications may require a higher voltage for specific control circuits or communication interfaces.

Detailed and Complete Alternative Models

• MAX1698: Similar step-up DC-DC converter with higher maximum output current capability.
• MAX1729: Step-up DC-DC converter with adjustable output voltage and higher switching frequency.
• MAX1771: Integrated step-up/down DC-DC converter with multiple output voltage options.

These alternative models offer different specifications and features, providing flexibility for various design requirements.

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