MAX8982MEWO+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management IC
• Characteristics: High efficiency, compact size, multiple power management functions
• Package: MEWO+T (Micro Exposed Wire Outline + Tape)
• Essence: Power management solution for electronic devices
• Packaging/Quantity: Available in tape and reel packaging, quantity varies based on customer requirements

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Output Voltage Range: Adjustable from 0.6V to 3.3V
• Maximum Output Current: 1.5A
• Efficiency: Up to 95%
• Operating Temperature Range: -40°C to +85°C
• Package Dimensions: 3mm x 3mm

Pin Configuration

The MAX8982MEWO+T has the following pin configuration:

1. VIN: Input voltage
2. EN: Enable pin
3. PGND: Power ground
4. LX: Switching node
5. SW: Switching node
6. FB: Feedback pin
7. VOUT: Output voltage
8. AGND: Analog ground

Functional Features

• Integrated synchronous step-down converter
• Adjustable output voltage through feedback pin
• Overcurrent protection
• Thermal shutdown protection
• Soft-start function for controlled startup
• Low quiescent current in shutdown mode

Advantages and Disadvantages

Advantages: - High efficiency leads to longer battery life - Compact size allows for space-saving designs - Multiple power management functions in a single IC simplify circuit design - Overcurrent and thermal protection ensure device safety

Disadvantages: - Limited maximum output current of 1.5A - Input voltage range may not be suitable for all applications

Working Principles

The MAX8982MEWO+T is a power management IC that utilizes a synchronous step-down converter to efficiently regulate the input voltage and provide an adjustable output voltage. The feedback pin allows the user to set the desired output voltage within the specified range. The IC also incorporates overcurrent and thermal shutdown protection mechanisms to safeguard the device and prevent damage.

Detailed Application Field Plans

The MAX8982MEWO+T finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable media players - Wearable devices - IoT devices

Its compact size, high efficiency, and multiple power management functions make it suitable for these applications where space constraints and power efficiency are crucial.

Detailed and Complete Alternative Models

1. MAX8983MEWO+T: Similar to MAX8982MEWO+T with additional features such as adjustable switching frequency and power sequencing capabilities.
2. MAX8984MEWO+T: Higher maximum output current of 2A, suitable for applications requiring higher power delivery.
3. MAX8985MEWO+T: Dual-channel power management IC with independent voltage control for each channel, ideal for devices with multiple power domains.

These alternative models offer different features and specifications, allowing designers to choose the most suitable option based on their specific requirements.

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