MAX1734EUK15+ Encyclopedia Entry

Product Overview

The MAX1734EUK15+ belongs to the category of voltage regulators and is commonly used to provide a stable output voltage for various electronic devices. This integrated circuit exhibits characteristics such as high efficiency, low dropout voltage, and thermal shutdown protection. It is available in a SOT-23 package and is an essential component in many electronic applications.

Basic Information

• Category: Voltage Regulator
• Use: Providing stable output voltage
• Characteristics: High efficiency, low dropout voltage, thermal shutdown protection
• Package: SOT-23
• Essence: Integrated circuit for voltage regulation
• Packaging/Quantity: Varies by manufacturer

Specifications

• Input Voltage Range: 2.5V to 16V
• Output Voltage: 1.5V
• Output Current: 100mA
• Dropout Voltage: 140mV at 100mA
• Quiescent Current: 20µA
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1734EUK15+ features a standard SOT-23 pin configuration with the following pinout: 1. VIN: Input Voltage 2. GND: Ground 3. FB: Feedback 4. SHDN: Shutdown

Functional Features

• High Efficiency: Provides efficient voltage regulation, minimizing power loss.
• Low Dropout Voltage: Ensures stable output voltage even when the input voltage is close to the output voltage.
• Thermal Shutdown Protection: Safeguards the device from overheating, enhancing reliability.

Advantages and Disadvantages

Advantages

• Compact size
• Low dropout voltage
• Thermal shutdown protection

Disadvantages

• Limited output current capacity
• Restricted input voltage range

Working Principles

The MAX1734EUK15+ operates by comparing the feedback voltage to a precise internal reference, adjusting the pass element to maintain a constant output voltage. When the input voltage approaches the output voltage, the dropout voltage becomes crucial, ensuring proper regulation under these conditions. Additionally, the thermal shutdown feature protects the device from excessive heat, enhancing its longevity.

Detailed Application Field Plans

The MAX1734EUK15+ finds extensive use in portable electronic devices, battery-powered systems, and low-power applications where space and efficiency are critical. Its ability to regulate voltage with minimal power loss makes it suitable for various consumer electronics, IoT devices, and handheld instruments.

Detailed and Complete Alternative Models

• MAX1734EU - Similar specifications with a different output voltage
• MAX1735EUK18+ - Higher output voltage variant with comparable characteristics
• LM2937ET-5.0/NOPB - Alternative voltage regulator with similar performance

In conclusion, the MAX1734EUK15+ is a versatile voltage regulator with high efficiency, low dropout voltage, and thermal shutdown protection, making it an ideal choice for compact and energy-efficient electronic designs.

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