Maxim Integrated
L'image peut être une représentation.
Voir les spécifications pour les détails du produit.
MAX1823EUB+
Voir les détails DataSheets

MAX1823EUB+ - English Editing Encyclopedia Entry

Product Overview

Category

MAX1823EUB+ belongs to the category of integrated circuits (ICs).

Use

The MAX1823EUB+ is commonly used as a step-up DC-DC converter.

Characteristics

  • Package: The MAX1823EUB+ comes in a small 10-pin µMAX package.
  • Essence: This IC is designed to efficiently boost low input voltages to higher output voltages.
  • Packaging/Quantity: The MAX1823EUB+ is typically sold in reels, with a quantity of 2500 units per reel.

Specifications

The specifications for the MAX1823EUB+ are as follows:

  • Input Voltage Range: 1.8V to 5.5V
  • Output Voltage Range: Up to 28V
  • Switching Frequency: 1.2MHz
  • Maximum Output Current: 100mA
  • Efficiency: Up to 90%
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX1823EUB+ has a total of 10 pins, each serving a specific function. The pin configuration is as follows:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. SW: Switching node pin
  4. FB: Feedback pin
  5. EN: Enable pin
  6. VOUT: Output voltage pin
  7. PGND: Power ground pin
  8. LX: Inductor connection pin
  9. NC: No connect pin
  10. VCC: Supply voltage pin

Functional Features

The MAX1823EUB+ offers several functional features, including:

  • High efficiency voltage boosting
  • Low quiescent current consumption
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start capability

Advantages and Disadvantages

Advantages of the MAX1823EUB+ include:

  • Compact package size
  • Wide input voltage range
  • High efficiency operation

Disadvantages of the MAX1823EUB+ include:

  • Limited maximum output current
  • Relatively high switching frequency

Working Principles

The MAX1823EUB+ operates based on a step-up DC-DC converter principle. It utilizes an internal switch to convert the input voltage to a higher output voltage. The switching frequency is controlled to regulate the output voltage, while maintaining high efficiency.

Detailed Application Field Plans

The MAX1823EUB+ finds applications in various fields, including:

  1. Battery-powered devices: Used to boost low battery voltages to power higher voltage components.
  2. Portable electronics: Enables efficient power conversion for portable devices with limited power sources.
  3. LED lighting: Provides voltage boosting capabilities for driving LEDs in low voltage applications.
  4. Industrial automation: Used in control systems that require voltage conversion for different components.

Detailed and Complete Alternative Models

Some alternative models to the MAX1823EUB+ include:

  1. MAX1724EZK33+: Similar step-up DC-DC converter with a fixed 3.3V output voltage.
  2. LT1308CS8#PBF: Step-up DC-DC converter with adjustable output voltage and higher maximum output current.
  3. TPS61200DRCT: Integrated step-up converter with adjustable output voltage and low quiescent current.

These alternative models offer similar functionality but may have different specifications or package options.

In conclusion, the MAX1823EUB+ is a versatile integrated circuit used for step-up voltage conversion. Its compact package, wide input voltage range, and high efficiency make it suitable for various applications in battery-powered devices, portable electronics, LED lighting, and industrial automation. While it has limitations in terms of maximum output current and switching frequency, alternative models are available to meet specific requirements.

Énumérez 10 questions et réponses courantes liées à l'application de MAX1823EUB+ dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of MAX1823EUB+ in technical solutions:

  1. Q: What is the MAX1823EUB+? A: The MAX1823EUB+ is a step-up DC-DC converter IC that provides a regulated output voltage from a lower input voltage.

  2. Q: What is the input voltage range of the MAX1823EUB+? A: The input voltage range of the MAX1823EUB+ is typically between 0.7V and 5.5V.

  3. Q: What is the output voltage range of the MAX1823EUB+? A: The output voltage range of the MAX1823EUB+ can be set between 1.8V and 5.5V using external resistors.

  4. Q: What is the maximum output current of the MAX1823EUB+? A: The maximum output current of the MAX1823EUB+ is typically 100mA.

  5. Q: Can the MAX1823EUB+ operate with a single-cell Li-ion battery? A: Yes, the MAX1823EUB+ can operate with a single-cell Li-ion battery as its input voltage falls within the specified range.

  6. Q: Does the MAX1823EUB+ have built-in overcurrent protection? A: No, the MAX1823EUB+ does not have built-in overcurrent protection. External circuitry may be required for overcurrent protection.

  7. Q: Can the MAX1823EUB+ be used in portable electronic devices? A: Yes, the MAX1823EUB+ is commonly used in portable electronic devices such as smartphones, tablets, and wearable devices.

  8. Q: Is the MAX1823EUB+ suitable for low-power applications? A: Yes, the MAX1823EUB+ is designed for low-power applications and can efficiently convert lower input voltages to regulated higher output voltages.

  9. Q: Does the MAX1823EUB+ require any external components for operation? A: Yes, the MAX1823EUB+ requires a few external components such as input/output capacitors and resistors to set the desired output voltage.

  10. Q: What is the package type of the MAX1823EUB+? A: The MAX1823EUB+ is available in an 8-pin µMAX package, which is a small and compact package suitable for space-constrained applications.

Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.