MAX1940EEE+ - Product Overview

Basic Information

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency, Low-power consumption
• Package: 16-pin QSOP (Quad Flat 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: 0.6V to 3.3V
• Maximum Output Current: 1A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1940EEE+ has a 16-pin QSOP package with the following pin configuration:

1. EN (Enable)
2. FB (Feedback)
3. GND (Ground)
4. SW (Switch)
5. SW (Switch)
6. SW (Switch)
7. SW (Switch)
8. VOUT (Output Voltage)
9. VOUT (Output Voltage)
10. VOUT (Output Voltage)
11. VOUT (Output Voltage)
12. VIN (Input Voltage)
13. VIN (Input Voltage)
14. VIN (Input Voltage)
15. VIN (Input Voltage)
16. VIN (Input Voltage)

Functional Features

• High-efficiency step-down voltage regulator
• Wide input voltage range for versatile applications
• Adjustable output voltage through feedback pin
• Overcurrent and overtemperature protection
• Soft-start feature for controlled power-up

Advantages and Disadvantages

Advantages: - High efficiency results in lower power consumption - Wide input voltage range allows compatibility with various power sources - Compact package size enables space-saving designs - Overcurrent and overtemperature protection ensures device safety

Disadvantages: - Limited maximum output current of 1A - Operating temperature range may not be suitable for extreme environments

Working Principles

The MAX1940EEE+ is a step-down voltage regulator that converts a higher input voltage to a lower output voltage. It utilizes a switching mechanism to achieve high efficiency. The input voltage is first regulated and then stepped down to the desired output voltage level. The feedback pin allows for adjustable output voltage, providing flexibility in different applications. The device also incorporates various protection features to safeguard against overcurrent and overtemperature conditions.

Detailed Application Field Plans

The MAX1940EEE+ finds applications in various fields, including but not limited to: - Portable electronic devices - Battery-powered systems - IoT (Internet of Things) devices - Wearable technology - Industrial automation

Detailed and Complete Alternative Models

Some alternative models to the MAX1940EEE+ include: - MAX1941EEE+ - MAX1942EEE+ - MAX1943EEE+ - MAX1944EEE+

These models offer similar functionality and characteristics, providing options for designers based on specific requirements.

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