MAX8668ETEA+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power consumption
• Package: TDFN-16 (Thin Dual 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: 0.6V to 3.3V
• Maximum Output Current: 600mA
• Quiescent Current: 17µA (typical)
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8668ETEA+T has a total of 16 pins. The pin configuration is as follows:

1. EN (Enable)
2. FB (Feedback)
3. GND (Ground)
4. SW (Switch)
5. LX (Low-Side Switch)
6. PG (Power Good)
7. VOUT (Output Voltage)
8. VCC (Input Voltage)
9. AGND (Analog Ground)
10. SS (Soft-Start)
11. COMP (Compensation)
12. BST (Bootstrap)
13. VIN (Input Voltage)
14. LX (Low-Side Switch)
15. LX (Low-Side Switch)
16. LX (Low-Side Switch)

Functional Features

• High efficiency power conversion
• Low quiescent current for improved power savings
• Wide input voltage range for versatile applications
• Adjustable output voltage for flexibility
• Power good indicator for system monitoring
• Soft-start feature for controlled startup

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power consumption
• Wide input voltage range allows for compatibility with various power sources
• Adjustable output voltage provides flexibility for different applications
• Power good indicator ensures reliable system operation
• Soft-start feature prevents excessive inrush current during startup

Disadvantages

• Maximum output current may be insufficient for high-power applications
• Limited number of pins may restrict additional functionalities

Working Principles

The MAX8668ETEA+T is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V into a regulated output voltage between 0.6V and 3.3V. It achieves high efficiency by utilizing a switching regulator topology.

The EN pin controls the enable/disable state of the regulator, while the FB pin provides feedback to regulate the output voltage. The SW pin is connected to an external inductor and capacitor to form a buck converter, which efficiently steps down the input voltage to the desired output voltage.

The MAX8668ETEA+T incorporates various protection features such as overcurrent protection, thermal shutdown, and undervoltage lockout to ensure safe and reliable operation.

Detailed Application Field Plans

The MAX8668ETEA+T is commonly used in battery-powered devices, portable electronics, and low-power applications where efficient power management is crucial. Some specific application areas include:

1. Mobile phones and smartphones
2. Tablets and handheld gaming devices
3. Wearable devices and fitness trackers
4. Portable medical devices
5. IoT (Internet of Things) devices
6. Industrial sensors and control systems
7. Automotive electronics
8. Home automation systems

Detailed and Complete Alternative Models

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• MAX8671ETEA+T
• MAX8672ETEA+T
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These alternative models offer similar functionality and characteristics, providing options for different design requirements.

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