Maxim Integrated
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MAX8555AEUB+T
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MAX8555AEUB+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High-efficiency, low-power, step-up DC-DC converter
  • Package: µMAX® (SOT23-6)
  • Essence: Voltage regulator
  • Packaging/Quantity: Tape and Reel (3000 pieces per reel)

Specifications

  • Input Voltage Range: 2.7V to 11V
  • Output Voltage Range: 3.3V to 5.5V
  • Maximum Output Current: 100mA
  • Efficiency: Up to 90%
  • Switching Frequency: 1MHz
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX8555AEUB+T has a total of six pins:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. LX: Inductor connection pin
  4. FB: Feedback pin for output voltage regulation
  5. EN: Enable pin for turning the device on/off
  6. VOUT: Output voltage pin

Functional Features

  • High efficiency: The MAX8555AEUB+T utilizes a high-efficiency step-up DC-DC converter, ensuring minimal power loss during voltage conversion.
  • Low-power operation: With a maximum output current of 100mA, this IC is designed for low-power applications, reducing energy consumption.
  • Wide input/output voltage range: The device can accept input voltages ranging from 2.7V to 11V and provide output voltages between 3.3V and 5.5V, making it versatile for various applications.
  • Small package size: The µMAX® package (SOT23-6) allows for compact designs, ideal for space-constrained applications.

Advantages and Disadvantages

Advantages: - High efficiency results in reduced power consumption. - Wide input/output voltage range provides flexibility for different applications. - Small package size allows for compact designs.

Disadvantages: - Limited maximum output current of 100mA may not be suitable for high-power applications. - The device operates within a specific temperature range (-40°C to +85°C), which may limit its use in extreme environments.

Working Principles

The MAX8555AEUB+T is a step-up DC-DC converter that converts a lower input voltage to a higher output voltage. It utilizes an inductor and a switching transistor to store and release energy, resulting in the desired output voltage. The feedback pin (FB) monitors the output voltage and adjusts the switching frequency to maintain a stable output.

Detailed Application Field Plans

The MAX8555AEUB+T is commonly used in various applications, including but not limited to: 1. Battery-powered devices: It can efficiently boost the battery voltage to power components requiring higher voltages. 2. Portable electronics: The small package size makes it suitable for portable devices such as smartphones, tablets, and wearable devices. 3. IoT devices: With its low-power operation and wide input voltage range, it is ideal for powering IoT sensors and modules.

Detailed and Complete Alternative Models

  1. MAX8556AEUB+T: Similar to MAX8555AEUB+T, but with a higher maximum output current of 200mA.
  2. MAX8557AEUB+T: Step-up DC-DC converter with adjustable output voltage and higher efficiency.
  3. MAX8558AEUB+T: Step-up DC-DC converter with integrated power switch for simplified design.

These alternative models offer similar functionality with slight variations in specifications, providing options based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX8555AEUB+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX8555AEUB+T in technical solutions:

  1. Q: What is the MAX8555AEUB+T? A: The MAX8555AEUB+T is a high-efficiency, step-up DC-DC converter with an integrated power switch.

  2. Q: What is the input voltage range of the MAX8555AEUB+T? A: The input voltage range is typically between 2.7V and 5.5V.

  3. Q: What is the output voltage range of the MAX8555AEUB+T? A: The output voltage can be set between 2.8V and 5.5V using external resistors.

  4. Q: What is the maximum output current of the MAX8555AEUB+T? A: The maximum output current is 500mA.

  5. Q: Can the MAX8555AEUB+T operate in a low-power mode? A: Yes, it has a low-power shutdown mode that reduces the quiescent current to less than 1µA.

  6. Q: Does the MAX8555AEUB+T have built-in protection features? A: Yes, it includes overcurrent protection, thermal shutdown, and undervoltage lockout.

  7. Q: Can the MAX8555AEUB+T be used in battery-powered applications? A: Yes, it is suitable for battery-powered devices due to its low quiescent current and wide input voltage range.

  8. Q: Is the MAX8555AEUB+T easy to use in a circuit? A: Yes, it comes in a small package and requires minimal external components, making it easy to integrate into a design.

  9. Q: Can the MAX8555AEUB+T be used in automotive applications? A: Yes, it is automotive-grade and can operate in a wide temperature range (-40°C to +85°C).

  10. Q: Are there any evaluation boards or reference designs available for the MAX8555AEUB+T? A: Yes, Maxim Integrated provides evaluation kits and reference designs to help with the implementation of the MAX8555AEUB+T in various applications.

Please note that these answers are general and may vary depending on specific design requirements and application scenarios.