MAX1654EEE+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power consumption
• Package: 16-pin QSOP (Quarter Small Outline Package)
• Essence: Voltage Regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: 1.25V to 5.5V
• Maximum Output Current: 500mA
• Quiescent Current: 40µA
• Dropout Voltage: 120mV at 100mA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1654EEE+T has a 16-pin QSOP package with the following pin configuration:

1. VOUT
2. GND
3. FB
4. EN
5. SS
6. COMP
7. VCC
8. PGND
9. LX
10. LX
11. LX
12. LX
13. LX
14. LX
15. LX
16. LX

Functional Features

• High Efficiency: The MAX1654EEE+T offers high efficiency, ensuring minimal power loss during voltage regulation.
• Low Power Consumption: With a quiescent current of only 40µA, the IC consumes very little power when in standby mode.
• Adjustable Output Voltage: The output voltage can be adjusted from 1.25V to 5.5V, providing flexibility for various applications.
• Overcurrent Protection: The IC includes overcurrent protection, safeguarding the circuit from excessive current flow.

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption. - Adjustable output voltage allows for versatile applications. - Overcurrent protection ensures circuit safety.

Disadvantages: - Limited maximum output current of 500mA may not be suitable for high-power applications. - Dropout voltage of 120mV at 100mA may affect performance in low-voltage scenarios.

Working Principles

The MAX1654EEE+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 1.25V and 5.5V. It utilizes a feedback mechanism to maintain a stable output voltage despite variations in the input voltage or load conditions. The IC employs a switching regulator topology to achieve high efficiency and low power consumption.

Detailed Application Field Plans

The MAX1654EEE+T finds applications in various fields, including but not limited to:

1. Portable Electronics: It can be used to regulate power supply in smartphones, tablets, portable media players, etc.
2. IoT Devices: The IC is suitable for powering IoT devices such as sensors, wearables, and smart home devices.
3. Battery-Powered Systems: It can be utilized in battery-powered systems like wireless communication modules, remote controls, and handheld devices.
4. Automotive Electronics: The MAX1654EEE+T can be employed in automotive applications requiring efficient power management, such as infotainment systems and lighting control.

Detailed and Complete Alternative Models

1. LM1117-ADJ: Adjustable Voltage Regulator, capable of delivering up to 800mA of output current.
2. LT1763-3.3: Fixed Output Voltage Regulator with a low dropout voltage of 300mV at 500mA.
3. TPS62130RGTT: Step-Down Converter with an adjustable output voltage range of 0.9V to 6V and a maximum output current of 3A.

These alternative models offer similar functionality to the MAX1654EEE+T and can be considered based on specific application requirements.

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