MAX1654EEE

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
• Dropout Voltage: 120mV at 100mA
• Quiescent Current: 40µA
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX1654EEE 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. VCC
9. VCC
10. VCC
11. VCC
12. VCC
13. VCC
14. VCC
15. VCC
16. VIN

Functional Features

• High Efficiency: The MAX1654EEE utilizes advanced power management techniques to achieve high efficiency, minimizing power losses.
• Low Power Consumption: With a quiescent current of only 40µA, the MAX1654EEE is designed for low-power applications, extending battery life.
• Adjustable Output Voltage: The output voltage can be set between 1.25V and 5.5V, providing flexibility for various system requirements.
• Overcurrent Protection: The MAX1654EEE incorporates overcurrent protection to safeguard the circuit from excessive current flow.

Advantages and Disadvantages

Advantages

• High efficiency results in reduced power consumption.
• Wide input voltage range allows for compatibility with different power sources.
• Adjustable output voltage provides flexibility for various applications.
• Overcurrent protection ensures the safety of the circuit.

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 is a voltage regulator 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 achieves this by utilizing a feedback mechanism that compares the output voltage to a reference voltage and adjusts the internal circuitry accordingly. The regulator maintains a stable output voltage even when the input voltage or load conditions vary.

Detailed Application Field Plans

The MAX1654EEE is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices. Its compact package and low power consumption make it ideal for battery-powered applications. It can also be employed in industrial automation systems, IoT devices, and other low-power electronics.

Detailed and Complete Alternative Models

• MAX1655EEE: Similar to MAX1654EEE but with a higher maximum output current of 750mA.
• MAX1656EEE: Offers additional features like thermal shutdown and adjustable soft-start.

These alternative models provide options with varying specifications to cater to different application requirements.

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