Maxim Integrated
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MAX1044ESA+
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MAX1044ESA+

Introduction

The MAX1044ESA+ is a voltage converter integrated circuit belonging to the category of electronic components. This device is commonly used to generate a negative voltage from a positive input voltage, making it suitable for various applications in electronic circuits.

Basic Information Overview

  • Category: Voltage Converter IC
  • Use: Generating negative voltage from positive input voltage
  • Characteristics: Low power consumption, compact size, wide input voltage range
  • Package: 8-pin SOIC (Small Outline Integrated Circuit)
  • Essence: Voltage conversion and regulation
  • Packaging/Quantity: Typically supplied in reels of 250 or 1000 units

Specifications

  • Input Voltage Range: 1.5V to 10V
  • Output Voltage Range: -1.0V to -10V
  • Operating Temperature Range: -40°C to +85°C
  • Output Current Capability: Up to 20mA
  • Supply Voltage: +1.5V to +10V
  • Quiescent Current: 80µA (typical)

Detailed Pin Configuration

The MAX1044ESA+ features the following pin configuration: 1. GND (Ground) 2. C1- (Negative Charge Pump Flying Capacitor) 3. C1+ (Positive Charge Pump Flying Capacitor) 4. V- (Negative Output Voltage) 5. V+ (Positive Input Voltage) 6. OSC (Oscillator Frequency Setting) 7. C2+ (Positive Charge Pump Flying Capacitor) 8. C2- (Negative Charge Pump Flying Capacitor)

Functional Features

  • Voltage Conversion: Converts positive input voltage to negative output voltage.
  • Charge Pump Operation: Utilizes charge pump architecture for efficient voltage conversion.
  • Low Power Consumption: Consumes minimal power during operation.
  • Wide Input Voltage Range: Supports a broad range of input voltages for versatility in applications.

Advantages and Disadvantages

Advantages

  • Efficient voltage conversion
  • Low quiescent current
  • Wide operating temperature range

Disadvantages

  • Limited output current capability
  • Requires external capacitors for operation

Working Principles

The MAX1044ESA+ operates based on a charge pump architecture, where it uses switched capacitor techniques to invert the input voltage and generate a negative output voltage. The internal oscillator controls the switching frequency, allowing for precise voltage regulation.

Detailed Application Field Plans

The MAX1044ESA+ finds application in various electronic circuits, including: - Audio amplifiers - Battery-powered devices - Sensor interfaces - Portable instrumentation

Detailed and Complete Alternative Models

Some alternative models to the MAX1044ESA+ include: - ICL7660S - LTC1044 - TCA965

In conclusion, the MAX1044ESA+ is a versatile voltage converter IC with efficient voltage conversion capabilities, making it suitable for a wide range of electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX1044ESA+ v technických řešeních

  1. What is the MAX1044ESA+?

    • The MAX1044ESA+ is a voltage converter IC that can be used to generate a negative voltage from a positive input voltage.

  2. What is the input voltage range for the MAX1044ESA+?

    • The input voltage range for the MAX1044ESA+ is typically between 1.5V and 10V.

  3. What is the output voltage range of the MAX1044ESA+?

    • The MAX1044ESA+ can generate a negative output voltage that is typically equal to -1.5 times the input voltage.

  4. Can the MAX1044ESA+ be used to generate a dual power supply?

    • Yes, the MAX1044ESA+ can be used to generate both positive and negative voltages from a single positive input voltage.

  5. What are the typical applications of the MAX1044ESA+?

    • The MAX1044ESA+ is commonly used in audio equipment, instrumentation, and other electronic devices that require a negative voltage supply.

  6. What is the maximum output current of the MAX1044ESA+?

    • The maximum output current of the MAX1044ESA+ is typically around 20mA.

  7. Does the MAX1044ESA+ require external components for operation?

    • Yes, the MAX1044ESA+ requires external capacitors to function properly.

  8. What is the operating temperature range of the MAX1044ESA+?

    • The MAX1044ESA+ is typically rated for operation within the -40°C to +85°C temperature range.

  9. Can the MAX1044ESA+ be used in battery-powered applications?

    • Yes, the low power consumption of the MAX1044ESA+ makes it suitable for battery-powered applications.

  10. Is the MAX1044ESA+ available in different package types?

    • Yes, the MAX1044ESA+ is available in various package types, including SOIC and DIP.