MAX1616EUK+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: Low-Voltage, Step-Up DC-DC Converter
• Package: SOT23-5
• Essence: Efficient power conversion for low-voltage applications
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 1.8V to 5.5V
• Output Voltage Range: Up to 28V
• Switching Frequency: 1.2MHz
• Quiescent Current: 17µA (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1616EUK+T has a total of 5 pins:

1. GND: Ground reference for the IC.
2. EN: Enable pin to control the operation of the IC.
3. FB: Feedback pin for regulating the output voltage.
4. SW: Switching node for the internal step-up converter.
5. VIN: Input voltage pin.

Functional Features

• Low quiescent current enables efficient power management in battery-powered devices.
• High switching frequency allows for the use of smaller external components.
• Internal synchronous rectification improves efficiency.
• Soft-start feature prevents excessive inrush current during startup.
• Overcurrent protection safeguards the IC and connected devices.

Advantages

• Wide input voltage range makes it suitable for various applications.
• Small package size saves board space.
• High efficiency helps prolong battery life.
• Integrated features reduce the need for external components.
• Overcurrent protection enhances system reliability.

Disadvantages

• Limited maximum output voltage may not be suitable for certain applications.
• SOT23-5 package may require careful handling during assembly.

Working Principles

The MAX1616EUK+T is a step-up DC-DC converter that efficiently converts low input voltages to higher output voltages. It utilizes a high-frequency switching technique to regulate the output voltage. The internal synchronous rectification improves efficiency by reducing power losses. The enable pin allows for easy control of the IC's operation, while the feedback pin ensures accurate voltage regulation.

Application Field Plans

The MAX1616EUK+T is commonly used in various battery-powered applications, such as portable devices, IoT devices, and handheld instruments. It can be employed to boost the battery voltage to power other components or subsystems requiring higher voltages. Its small package size and low quiescent current make it suitable for space-constrained and power-sensitive designs.

Alternative Models

1. MAX1617EUK+T: Similar to MAX1616EUK+T but with a higher maximum output voltage.
2. MAX1618EUK+T: Step-up DC-DC converter with additional features like adjustable soft-start and thermal shutdown protection.
3. MAX1619EUK+T: Step-up DC-DC converter with integrated overvoltage protection and undervoltage lockout.

These alternative models offer similar functionality to the MAX1616EUK+T but may have different specifications or additional features, providing designers with more options based on their specific requirements.

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