MAX1513AETP+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX1513AETP+ is a highly efficient, step-up DC-DC converter designed for portable devices such as smartphones, tablets, and digital cameras. It provides a regulated output voltage from a single-cell Li-ion battery or other low-voltage power sources.

Characteristics: - High efficiency conversion - Low quiescent current - Small form factor - Wide input voltage range - Adjustable output voltage

Package: The MAX1513AETP+ is available in a 20-pin TQFN package, which ensures compactness and ease of integration into various electronic devices.

Essence: This IC serves as a power management solution, enabling the efficient conversion of low input voltages to higher output voltages required by portable electronic devices.

Packaging/Quantity: The MAX1513AETP+ is typically sold in reels containing 250 units per reel.

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 4V to 5.5V
• Maximum Output Current: 500mA
• Switching Frequency: 1.2MHz
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1513AETP+ features a 20-pin TQFN package with the following pin configuration:

1. EN (Enable)
2. FB (Feedback)
3. SW (Switch)
4. GND (Ground)
5. LX (Inductor Connection)
6. LX (Inductor Connection)
7. LX (Inductor Connection)
8. LX (Inductor Connection)
9. LX (Inductor Connection)
10. LX (Inductor Connection)
11. LX (Inductor Connection)
12. LX (Inductor Connection)
13. LX (Inductor Connection)
14. LX (Inductor Connection)
15. LX (Inductor Connection)
16. LX (Inductor Connection)
17. LX (Inductor Connection)
18. LX (Inductor Connection)
19. LX (Inductor Connection)
20. VIN (Input Voltage)

Functional Features

The MAX1513AETP+ offers the following functional features:

• High efficiency step-up DC-DC conversion
• Adjustable output voltage through external resistors
• Overcurrent and overtemperature protection
• Soft-start feature to minimize inrush current
• Low quiescent current for improved battery life

Advantages and Disadvantages

Advantages: - High efficiency conversion minimizes power loss - Compact form factor allows for integration in space-constrained devices - Wide input voltage range enables compatibility with various power sources - Adjustable output voltage provides flexibility for different applications

Disadvantages: - Limited maximum output current may not be suitable for high-power devices - Requires external components for proper operation - Higher cost compared to non-integrated solutions

Working Principles

The MAX1513AETP+ operates as a step-up DC-DC converter using a pulse-width modulation (PWM) control scheme. It utilizes an internal switch to regulate the output voltage based on the feedback received from the FB pin. The IC employs a high-frequency switching technique to efficiently boost the input voltage to the desired output level.

Detailed Application Field Plans

The MAX1513AETP+ finds application in a wide range of portable electronic devices, including but not limited to: - Smartphones - Tablets - Digital cameras - Portable media players - Handheld gaming consoles

Its ability to convert low input voltages to higher output voltages makes it ideal for powering these devices from single-cell Li-ion batteries or other low-voltage power sources.

Detailed and Complete Alternative Models

For those seeking alternative options, the following ICs provide similar functionality to the MAX1513AETP+: - MAX1515AETP+ - MAX1517AETP+ - MAX1519AETP+ - MAX1521AETP+

These alternatives offer comparable features and specifications, allowing designers to choose the most suitable option for their specific application requirements.

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