MAX17502GATB+ - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuits (ICs)

Use: The MAX17502GATB+ is a high-efficiency, synchronous step-down DC-DC converter. It is designed to provide a regulated output voltage from a wide input voltage range. This IC is commonly used in various electronic devices and systems that require efficient power conversion.

Characteristics: - High efficiency: The MAX17502GATB+ offers high efficiency over a wide load range, minimizing power losses and maximizing battery life. - Wide input voltage range: It can accept input voltages ranging from 4.5V to 60V, making it suitable for a wide range of applications. - Adjustable output voltage: The output voltage can be adjusted using external resistors, allowing flexibility in system design. - Current limit protection: The IC incorporates current limit protection to prevent damage to the device and connected components.

Package: The MAX17502GATB+ is available in a small, thermally enhanced 16-pin TQFN package, which helps dissipate heat efficiently.

Essence: The essence of the MAX17502GATB+ lies in its ability to efficiently convert high input voltages to regulated lower output voltages, enabling reliable power supply for various electronic devices.

Packaging/Quantity: The MAX17502GATB+ is typically sold in reels containing 250 units per reel.

Specifications

• Input Voltage Range: 4.5V to 60V
• Output Voltage Range: Adjustable (based on external resistors)
• Maximum Output Current: 2A
• Switching Frequency: 500kHz
• Operating Temperature Range: -40°C to +125°C
• Efficiency: Up to 95%

Detailed Pin Configuration

The MAX17502GATB+ features the following pin configuration:

1. VIN: Input voltage pin
2. PGND: Power ground pin
3. SW: Switching node pin
4. LX: Inductor connection pin
5. FB: Feedback voltage pin
6. EN: Enable pin
7. SS/TR: Soft-start/Tracking pin
8. VCC: Supply voltage pin
9. AGND: Analog ground pin
10. COMP: Compensation pin
11. SS/TR: Soft-start/Tracking pin
12. BST: Bootstrap capacitor connection pin
13. PGND: Power ground pin
14. PGND: Power ground pin
15. PGND: Power ground pin
16. PGND: Power ground pin

Functional Features

The MAX17502GATB+ offers the following functional features:

• High-efficiency step-down conversion
• Adjustable output voltage
• Current limit protection
• Soft-start and tracking capability
• Overtemperature protection
• Undervoltage lockout (UVLO)
• Frequency synchronization capability

Advantages and Disadvantages

Advantages: - High efficiency over a wide load range - Wide input voltage range for versatile applications - Compact package with efficient thermal dissipation - Adjustable output voltage for flexibility in system design - Incorporates current limit protection for device and component safety

Disadvantages: - Limited maximum output current (2A) - Requires external resistors for output voltage adjustment

Working Principles

The MAX17502GATB+ operates on the principle of pulse-width modulation (PWM) to regulate the output voltage. It uses an internal high-side switch and a synchronous rectifier to achieve high efficiency. The feedback voltage is compared to a reference voltage, and the duty cycle of the internal switch is adjusted accordingly to maintain the desired output voltage.

Detailed Application Field Plans

The MAX17502GATB+ finds applications in various fields, including but not limited to: - Industrial automation - Automotive electronics - Power management systems - Battery-powered devices - Telecommunications equipment - LED lighting systems

Detailed and Complete Alternative Models

1. MAX17501GATB+: Similar to MAX17502GATB+, but with a lower maximum output current of 1A.
2. MAX17503GATB+: Similar to MAX17502GATB+, but with a higher maximum output current of 3A.
3. MAX17504GATB+: Similar to MAX17502GATB+, but with additional features such as adjustable frequency and voltage tracking.

These alternative models provide options with varying specifications to suit different application requirements.

---

Word count: 520 words