MAX5008CUB+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Power Management
• Characteristics: High-efficiency step-up DC-DC converter
• Package: 10-pin µMAX®
• Essence: Voltage regulator
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Input Voltage Range: 2.6V to 5.5V
• Output Voltage Range: 3.3V to 5.5V
• Maximum Output Current: 100mA
• Switching Frequency: 1.2MHz
• Efficiency: Up to 90%
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX5008CUB+T has a 10-pin µMAX package with the following pin configuration:

1. EN (Enable)
2. GND (Ground)
3. SW (Switch)
4. FB (Feedback)
5. VOUT (Output Voltage)
6. LX (Inductor Connection)
7. PGND (Power Ground)
8. VIN (Input Voltage)
9. NC (No Connect)
10. NC (No Connect)

Functional Features

• High efficiency step-up DC-DC conversion
• Low quiescent current consumption
• Adjustable output voltage
• Overcurrent protection
• Thermal shutdown protection
• Soft-start function for controlled startup

Advantages and Disadvantages

Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Compact package size saves board space - Adjustable output voltage provides flexibility

Disadvantages: - Limited maximum output current may restrict certain applications - Non-isolated design may not be suitable for all scenarios

Working Principles

The MAX5008CUB+T is a step-up DC-DC converter that efficiently boosts the input voltage to a higher output voltage. It utilizes a switching regulator topology to achieve high efficiency conversion. The IC incorporates a power MOSFET, inductor, and control circuitry to regulate the output voltage. By controlling the duty cycle of the switching transistor, the converter adjusts the energy transfer from the input to the output, resulting in the desired output voltage.

Detailed Application Field Plans

The MAX5008CUB+T is commonly used in various applications, including but not limited to:

1. Battery-powered devices: Portable electronics, handheld instruments, and wireless communication devices benefit from the efficient power management provided by the MAX5008CUB+T.
2. IoT (Internet of Things) devices: With its low quiescent current consumption and small form factor, the IC is suitable for powering sensors, actuators, and other IoT components.
3. Automotive electronics: The wide input voltage range and robust design make the MAX5008CUB+T suitable for automotive applications such as infotainment systems, lighting controls, and advanced driver-assistance systems.

Detailed and Complete Alternative Models

• MAX1771ESA+: Similar step-up DC-DC converter with adjustable output voltage and higher maximum output current.
• MAX6190AESA: Low-power step-up DC-DC converter with fixed output voltage and ultra-low quiescent current.
• MAX1724EZK33+: Step-up DC-DC converter with fixed 3.3V output voltage and integrated power switch.

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

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