MAX8869EUE25+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuit (IC)
• Use: Voltage Regulator
• Characteristics: Low Dropout, Low Quiescent Current
• Package: 16-Pin TSSOP
• Essence: Efficient Power Management Solution
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.5V to 6.5V
• Output Voltage: 2.5V
• Output Current: Up to 500mA
• Dropout Voltage: 120mV at 500mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8869EUE25+ features a 16-pin TSSOP package with the following pin configuration:

1. VIN: Input Voltage
2. GND: Ground
3. EN: Enable Pin
4. BYP: Bypass Capacitor Connection
5. FB: Feedback Pin
6. VOUT: Output Voltage
7. PGND: Power Ground
8. PGND: Power Ground
9. PGND: Power Ground
10. PGND: Power Ground
11. PGND: Power Ground
12. PGND: Power Ground
13. PGND: Power Ground
14. PGND: Power Ground
15. PGND: Power Ground
16. PGND: Power Ground

Functional Features

• Low dropout voltage ensures efficient power conversion.
• Low quiescent current minimizes power consumption during standby.
• Enable pin allows for easy on/off control.
• Bypass capacitor connection enhances stability and noise reduction.
• Feedback pin enables precise output voltage regulation.

Advantages and Disadvantages

Advantages: - Efficient power management solution. - Low dropout voltage for improved efficiency. - Low quiescent current for reduced power consumption. - Enable pin provides control flexibility. - Bypass capacitor connection enhances stability. - Precise output voltage regulation.

Disadvantages: - Limited output current capacity (up to 500mA). - Fixed output voltage (2.5V).

Working Principles

The MAX8869EUE25+ is a voltage regulator IC designed to provide a stable output voltage of 2.5V from an input voltage range of 2.5V to 6.5V. It utilizes a low dropout architecture, minimizing the voltage difference between the input and output to ensure efficient power conversion. The device operates with a low quiescent current of 40µA, reducing power consumption during standby or low-load conditions.

The enable pin allows for easy on/off control, enabling power-saving features when the regulator is not required. The bypass capacitor connection enhances stability by filtering out noise and improving transient response. The feedback pin ensures precise output voltage regulation, maintaining a constant 2.5V regardless of load variations.

Detailed Application Field Plans

The MAX8869EUE25+ finds applications in various fields, including:

1. Battery-Powered Devices: Provides regulated power supply for portable electronics, such as smartphones, tablets, and wearable devices.
2. Industrial Control Systems: Suitable for powering microcontrollers, sensors, and other components in industrial automation systems.
3. Automotive Electronics: Used in automotive applications, such as infotainment systems, navigation devices, and engine control units.
4. IoT Devices: Enables efficient power management in Internet of Things (IoT) devices, ensuring reliable operation and extended battery life.

Detailed and Complete Alternative Models

1. MAX8869EUE33+: Similar to MAX8869EUE25+, but with a fixed output voltage of 3.3V.
2. MAX8869EUE50+: Similar to MAX8869EUE25+, but with a fixed output voltage of 5.0V.
3. MAX8869EUE Adjustable: Allows for adjustable output voltage within a specified range.

These alternative models offer flexibility in output voltage selection, catering to different application requirements.

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