MAX8585EUA+TG51

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, low-power, step-up DC-DC converter
• Package: 8-pin µMAX® package
• Essence: Voltage regulator and power management solution
• Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.6V to 11V
• Output Voltage Range: Adjustable from 2.7V to 10V
• Maximum Output Current: 300mA
• Efficiency: Up to 90%
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. SHDN: Shutdown pin
2. FB: Feedback pin
3. GND: Ground pin
4. LX: Switching node pin
5. SW: Switching node pin
6. VOUT: Output voltage pin
7. VIN: Input voltage pin
8. EN: Enable pin

Functional Features

• High efficiency conversion of input voltage to output voltage
• Low quiescent current for improved power efficiency
• Adjustable output voltage through feedback pin
• Overcurrent and overtemperature protection
• Soft-start feature for controlled startup
• Low dropout voltage for extended battery life

Advantages

• Compact and space-saving 8-pin package
• Wide input voltage range allows for versatile applications
• High efficiency results in reduced power consumption
• Overcurrent and overtemperature protection ensures device safety
• Soft-start feature prevents excessive inrush current during startup
• Low dropout voltage extends battery life in portable devices

Disadvantages

• Limited maximum output current of 300mA
• Not suitable for high-power applications
• Requires external components for proper operation

Working Principles

The MAX8585EUA+TG51 is a step-up DC-DC converter that efficiently converts a low input voltage to a higher output voltage. It utilizes a switching regulator topology to achieve high efficiency and low power consumption. The input voltage is boosted through an inductor and switched at a high frequency using a MOSFET. The output voltage is regulated by adjusting the duty cycle of the switching signal. The device incorporates various protection features such as overcurrent and overtemperature protection to ensure safe operation.

Detailed Application Field Plans

The MAX8585EUA+TG51 is commonly used in various battery-powered applications, including:

1. Portable electronic devices
2. Wireless communication systems
3. Handheld medical devices
4. Industrial sensors and instrumentation
5. Automotive electronics

Detailed and Complete Alternative Models

1. MAX1771ESA+: Similar step-up DC-DC converter with adjustable output voltage and higher maximum output current of 500mA.
2. MAX6190AESA: Low-power, step-up DC-DC converter with fixed output voltage and lower maximum output current of 200mA.
3. MAX1729EUB+: High-efficiency, step-up DC-DC converter with adjustable output voltage and maximum output current of 600mA.

These alternative models offer different specifications and features to cater to specific application requirements.

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