MAX5067ETH

Product Overview

• Category: Integrated Circuit
• Use: Power Management
• Characteristics: High-Efficiency Step-Down Converter
• Package: 16-TQFN (4mm x 4mm)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape & Reel (2500 pieces)

Specifications

• Input Voltage Range: 2.5V to 5.5V
• Output Voltage Range: 0.6V to VIN
• Output Current: Up to 3A
• Switching Frequency: 1MHz
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX5067ETH has a total of 16 pins, which are configured as follows:

1. EN: Enable Pin
2. FB: Feedback Pin
3. SS/TR: Soft-Start/Tracking Pin
4. PGND: Power Ground
5. SW: Switch Node
6. LX: Inductor Connection
7. VCC: Supply Voltage Input
8. AGND: Analog Ground
9. COMP: Compensation Pin
10. BST: Bootstrap Capacitor Connection
11. PG: Power Good Indicator
12. NC: No Connect
13. NC: No Connect
14. NC: No Connect
15. NC: No Connect
16. VIN: Input Voltage

Functional Features

• High-efficiency step-down converter for power management applications
• Wide input voltage range allows flexibility in various systems
• Adjustable output voltage provides versatility in different scenarios
• Integrated power switches and compensation circuitry simplify design
• Soft-start and tracking functionality for controlled startup and sequencing
• Power good indicator for system monitoring and fault detection

Advantages and Disadvantages

Advantages

• High efficiency leads to reduced power consumption
• Wide input voltage range accommodates different power sources
• Compact package size saves board space
• Integrated features simplify circuit design and reduce external components
• Soft-start and tracking enable controlled startup and sequencing

Disadvantages

• Limited output current may not be suitable for high-power applications
• Operating temperature range may restrict usage in extreme environments
• Non-standard pin configuration may require additional attention during PCB layout

Working Principles

The MAX5067ETH is a step-down converter that utilizes a switching regulator topology. It operates by converting a higher input voltage to a lower output voltage with high efficiency. The integrated power switches and compensation circuitry ensure stable and regulated output voltage. The device employs pulse-width modulation (PWM) to control the duty cycle of the switches, allowing precise regulation of the output voltage.

Detailed Application Field Plans

The MAX5067ETH is commonly used in various power management applications, including but not limited to:

1. Battery-powered devices such as smartphones, tablets, and portable electronics
2. Industrial equipment and automation systems
3. Automotive electronics and infotainment systems
4. Networking and telecommunications equipment
5. Embedded systems and microcontroller-based designs

Detailed and Complete Alternative Models

1. MAX5068ETH: Similar specifications and features, but with higher output current capability (up to 5A)
2. MAX5069ETH: Step-down converter with adjustable output voltage and higher input voltage range
3. MAX5070ETH: Dual-output step-down converter for applications requiring multiple regulated voltages
4. MAX5071ETH: Synchronous step-down converter with higher efficiency and lower power dissipation

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

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