MAX1513ETP+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Step-Down DC-DC Converter
• Package: 20-pin TQFN (Thin Quad Flat No-Lead)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 0.8V to VIN
• Maximum Output Current: 1.5A
• Switching Frequency: 1MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

1. EN (Enable)
2. FB (Feedback)
3. SS/TRK (Soft-Start/Tracking)
4. PGND (Power Ground)
5. LX (Switch Node)
6. BST (Bootstrap)
7. VCC (Supply Voltage)
8. AGND (Analog Ground)
9. COMP (Compensation)
10. SS/TRK (Soft-Start/Tracking)
11. FB (Feedback)
12. EN (Enable)
13. PGND (Power Ground)
14. LX (Switch Node)
15. BST (Bootstrap)
16. VCC (Supply Voltage)
17. AGND (Analog Ground)
18. COMP (Compensation)
19. NC (No Connection)
20. PGND (Power Ground)

Functional Features

• High efficiency step-down DC-DC converter
• Wide input voltage range for versatile applications
• Adjustable output voltage for flexibility
• Internal synchronous rectification for improved efficiency
• Soft-start and tracking functions for controlled startup
• Overcurrent and thermal protection for enhanced safety
• Low shutdown current for power-saving operation

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for compatibility with various power sources - Adjustable output voltage provides flexibility in different applications - Internal synchronous rectification improves overall efficiency - Soft-start and tracking functions ensure controlled startup - Overcurrent and thermal protection enhance safety measures - Low shutdown current enables power-saving operation

Disadvantages: - Limited maximum output current of 1.5A - Switching frequency may cause electromagnetic interference in sensitive systems

Working Principles

The MAX1513ETP+T is a step-down DC-DC converter that efficiently converts a higher input voltage to a lower output voltage. It utilizes an internal synchronous rectifier to minimize power losses during the conversion process. The device operates at a high switching frequency of 1MHz, allowing for compact external components.

The EN pin controls the enable/disable state of the converter, while the FB pin provides feedback to regulate the output voltage. The SS/TRK pin enables soft-start and tracking functions, ensuring a controlled and gradual startup. The COMP pin is used for compensation purposes to stabilize the control loop.

Detailed Application Field Plans

The MAX1513ETP+T is commonly used in various applications, including:

1. Portable electronic devices: Provides efficient power management for smartphones, tablets, and portable media players.
2. Battery-powered systems: Enables voltage regulation in battery-operated devices, such as wireless sensors and handheld instruments.
3. Industrial equipment: Suitable for powering control systems, motor drives, and other industrial applications.
4. Automotive electronics: Used in automotive infotainment systems, navigation devices, and advanced driver-assistance systems (ADAS).
5. IoT devices: Supports power management in Internet of Things (IoT) devices, including smart home devices and wearables.

Detailed and Complete Alternative Models

1. MAX1509: Step-down DC-DC converter with adjustable output voltage and higher maximum output current of 2A.
2. MAX1517: Step-down DC-DC converter with integrated power switches and higher efficiency.
3. MAX1521: Step-down DC-DC converter with lower shutdown current and wider input voltage range.

These alternative models offer similar functionality to the MAX1513ETP+T, but with varying specifications and features.

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