MAX77387EWP+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power, Step-up DC-DC Converter
• Package: WLP (Wafer Level Package)
• Essence: Provides power management solutions for portable electronic devices
• Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 4.5V to 5.5V
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C
• Efficiency: Up to 95%
• Shutdown Current: Less than 1µA
• Protection Features: Overcurrent, Overvoltage, Undervoltage Lockout

Detailed Pin Configuration

The MAX77387EWP+T has the following pin configuration:

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

Functional Features

• High efficiency step-up DC-DC converter
• Low-power shutdown mode
• Overcurrent protection
• Overvoltage protection
• Undervoltage lockout
• Soft-start function
• Thermal shutdown protection

Advantages and Disadvantages

Advantages: - High efficiency results in longer battery life - Small package size allows for compact designs - Wide input voltage range provides flexibility - Protection features ensure safe operation - Soft-start function prevents inrush current

Disadvantages: - Limited output voltage range - Higher cost compared to some alternatives - Requires external components for operation

Working Principles

The MAX77387EWP+T is a step-up DC-DC converter that efficiently boosts the input voltage to a higher output voltage. It utilizes a high-frequency switching regulator to minimize power losses and maximize efficiency. The device incorporates various protection features to safeguard against overcurrent, overvoltage, and undervoltage conditions. Additionally, it includes a soft-start function to prevent excessive inrush current during startup.

Detailed Application Field Plans

The MAX77387EWP+T is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices. It provides efficient power management solutions, enabling longer battery life and reliable operation. The small package size makes it suitable for space-constrained designs. Its wide input voltage range allows compatibility with various power sources. Typical applications include battery-powered devices, IoT devices, and handheld consumer electronics.

Detailed and Complete Alternative Models

1. MAX17710: Step-up DC-DC converter with integrated battery charger
2. MAX17222: High-efficiency step-up DC-DC converter with adjustable output voltage
3. MAX77650: Ultra-low-power PMIC (Power Management Integrated Circuit) for wearables

These alternative models offer similar functionality and can be considered based on specific application requirements.

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