MAX1698EUB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, low-power, step-up DC-DC converter
• Package: µMAX® (MicroMAX) 10-pin package
• Essence: Voltage regulator
• Packaging/Quantity: Tube packaging, 250 units per tube

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage Range: Up to 28V
• Switching Frequency: 1MHz
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1698EUB has the following pin configuration:

1. VIN: Input voltage pin
2. GND: Ground pin
3. LX: Inductor connection pin
4. SW: Switching node pin
5. FB: Feedback voltage pin
6. EN: Enable pin
7. SS/TR: Soft-start/Tracking pin
8. VOUT: Output voltage pin
9. PGND: Power ground pin
10. VCC: Supply voltage pin

Functional Features

• High efficiency and low power consumption
• Step-up DC-DC conversion
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start and tracking capabilities
• Enable/disable control

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Compact package size enables space-saving designs - Overcurrent and thermal protection enhance reliability - Soft-start feature prevents inrush current

Disadvantages: - Limited output voltage range may not suit all applications - Higher switching frequency may introduce more noise

Working Principles

The MAX1698EUB is a step-up DC-DC converter that efficiently converts a lower input voltage to a higher output voltage. It utilizes a high-frequency switching regulator to achieve this conversion. The input voltage is connected to the VIN pin, and the output voltage is obtained from the VOUT pin. The internal control circuitry ensures stable and regulated output voltage.

Detailed Application Field Plans

The MAX1698EUB is commonly used in various applications, including: - Battery-powered devices - Portable electronics - Automotive systems - Industrial equipment - LED lighting

Detailed and Complete Alternative Models

Some alternative models to the MAX1698EUB include: - MAX1698ESA: Similar specifications but different package (SOIC) - MAX1698EUA: Similar specifications but different package (µMAX® 8-pin) - MAX1698MUB: Similar specifications but different package (µMAX® 10-pin)

These alternative models provide flexibility in terms of package options while maintaining similar functionality.

In conclusion, the MAX1698EUB is a high-efficiency step-up DC-DC converter with adjustable output voltage. Its compact package, wide input voltage range, and various protection features make it suitable for a range of applications. However, designers should consider the limited output voltage range and potential noise issues at higher switching frequencies.