MAX8671CETL+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High Efficiency, Low Power Consumption
• Package: 40-Pin Thin QFN
• Essence: Voltage Regulator and Battery Charger
• Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 0.8V to 5.5V
• Maximum Output Current: 3A
• Quiescent Current: 25µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8671CETL+T has a total of 40 pins. The pin configuration is as follows:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. VOUT: Output Voltage
5. PGND: Power Ground
6. BST: Boost Converter Supply Voltage
7. FB: Feedback Pin
8. ILIM: Current Limit Setting
9. SS/TRK: Soft-Start/Tracking Control
10. COMP: Compensation Pin
11. AGND: Analog Ground
12. VREF: Reference Voltage Output
13. ISET: Current Limit Programming
14. BAT: Battery Connection
15. TS: Thermal Shutdown
16. THERM: Thermistor Input
17. STAT: Status Output
18. INTVCC: Internal Voltage Regulator Output
19. VBUS: USB Input Voltage
20. DCP: Dedicated Charging Port Detection

... (continued for the remaining pins)

Functional Features

• Integrated voltage regulator and battery charger
• High efficiency power management solution
• Low power consumption in standby mode
• Wide input voltage range for versatile applications
• Overvoltage and overcurrent protection
• Thermal shutdown for temperature regulation

Advantages and Disadvantages

Advantages: - Compact package size - High efficiency operation - Wide input voltage range - Comprehensive protection features

Disadvantages: - Limited maximum output current - Requires external components for complete functionality

Working Principles

The MAX8671CETL+T is a highly integrated power management IC that combines a voltage regulator and battery charger in a single package. It efficiently converts the input voltage to a regulated output voltage, while also charging the connected battery.

The device operates by regulating the input voltage within a specified range and converting it to the desired output voltage. It incorporates various protection features such as overvoltage and overcurrent protection to ensure safe operation.

Additionally, the MAX8671CETL+T includes a thermal shutdown mechanism to prevent overheating. This feature safeguards the IC and connected components from potential damage due to excessive temperatures.

Detailed Application Field Plans

The MAX8671CETL+T finds applications in various fields, including but not limited to:

1. Portable electronic devices: Used to power and charge smartphones, tablets, and other portable gadgets.
2. Industrial equipment: Provides efficient power management solutions for industrial machinery and equipment.
3. Automotive systems: Enables voltage regulation and battery charging in automotive applications.
4. Medical devices: Suitable for powering and charging medical equipment with strict power requirements.
5. IoT devices: Supports power management in Internet of Things (IoT) devices, ensuring reliable operation.

Detailed and Complete Alternative Models

1. MAX8670CETL+T: Similar to MAX8671CETL+T, but with a lower maximum output current of 2A.
2. MAX8672CETL+T: Offers higher maximum output current of 4A, suitable for applications requiring higher power.
3. MAX8673CETL+T: Provides additional features such as adjustable output voltage and current limit programming.

These alternative models offer similar functionality to the MAX8671CETL+T, with slight variations in specifications and features.

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