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MAX8819CETI+
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MAX8819CETI+ - English Editing Encyclopedia Entry

Product Overview

Category

The MAX8819CETI+ belongs to the category of voltage regulators.

Use

It is primarily used for regulating voltage in electronic circuits.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Wide input voltage range
  • Adjustable output voltage
  • Overcurrent and thermal protection

Package

The MAX8819CETI+ comes in a small package, typically a 16-pin TQFN (Thin Quad Flat No-Lead) package.

Essence

The essence of the MAX8819CETI+ is its ability to regulate voltage efficiently and reliably in various electronic applications.

Packaging/Quantity

The product is usually packaged in reels or tubes, with a quantity of around 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.5V to 5.5V
  • Output Voltage Range: 0.8V to VIN
  • Dropout Voltage: 120mV at 300mA
  • Quiescent Current: 40µA
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

  1. EN (Enable)
  2. GND (Ground)
  3. FB (Feedback)
  4. VOUT (Output Voltage)
  5. VOUT (Output Voltage)
  6. VOUT (Output Voltage)
  7. VOUT (Output Voltage)
  8. VOUT (Output Voltage)
  9. VOUT (Output Voltage)
  10. VOUT (Output Voltage)
  11. VOUT (Output Voltage)
  12. VOUT (Output Voltage)
  13. VOUT (Output Voltage)
  14. VOUT (Output Voltage)
  15. VIN (Input Voltage)
  16. VIN (Input Voltage)

Functional Features

  • Enable/disable control
  • Adjustable output voltage
  • Overcurrent protection
  • Thermal shutdown protection
  • Low dropout voltage

Advantages and Disadvantages

Advantages

  • High efficiency
  • Wide input voltage range
  • Adjustable output voltage
  • Compact package size
  • Reliable overcurrent and thermal protection

Disadvantages

  • Limited maximum output current
  • Higher cost compared to some alternatives

Working Principles

The MAX8819CETI+ operates as a linear voltage regulator. It takes an input voltage within the specified range and regulates it to a desired output voltage. The feedback pin (FB) is used to set the output voltage, which can be adjusted according to the application requirements. The enable pin (EN) allows for control of the regulator's operation. The device also incorporates overcurrent and thermal protection mechanisms to ensure safe operation.

Detailed Application Field Plans

The MAX8819CETI+ finds applications in various electronic devices and systems, including: - Portable electronic devices - Battery-powered devices - IoT (Internet of Things) devices - Wearable devices - Automotive electronics - Industrial equipment

Detailed and Complete Alternative Models

  1. LM1117-3.3
  2. LT1763-3.3
  3. TPS79633
  4. ADP3339

These alternative models offer similar functionality and can be considered as substitutes for the MAX8819CETI+ in different applications.

In conclusion, the MAX8819CETI+ is a highly efficient voltage regulator with a wide input voltage range and adjustable output voltage. Its compact package and reliable protection features make it suitable for various electronic applications. However, it has limitations in terms of maximum output current and cost compared to some alternatives.

기술 솔루션에 MAX8819CETI+ 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.

Sure! Here are 10 common questions and answers related to the application of MAX8819CETI+ in technical solutions:

  1. Q: What is the MAX8819CETI+? A: The MAX8819CETI+ is a high-efficiency, low-quiescent-current, step-up DC-DC converter designed for battery-powered applications.

  2. Q: What is the input voltage range of the MAX8819CETI+? A: The input voltage range of the MAX8819CETI+ is typically between 0.8V and 5.5V.

  3. Q: What is the output voltage range of the MAX8819CETI+? A: The output voltage range of the MAX8819CETI+ can be set from 1.8V to 5.5V using external resistors.

  4. Q: What is the maximum output current of the MAX8819CETI+? A: The maximum output current of the MAX8819CETI+ is typically 500mA.

  5. Q: Can the MAX8819CETI+ operate in shutdown mode? A: Yes, the MAX8819CETI+ can be put into shutdown mode by pulling the SHDN pin low, reducing the quiescent current to less than 1µA.

  6. Q: Is the MAX8819CETI+ suitable for low-power applications? A: Yes, the MAX8819CETI+ is designed for low-quiescent-current operation, making it suitable for low-power applications.

  7. Q: Does the MAX8819CETI+ have built-in overcurrent protection? A: Yes, the MAX8819CETI+ features built-in overcurrent protection to prevent damage to the device and connected components.

  8. Q: Can the MAX8819CETI+ operate with a single Li-ion battery? A: Yes, the MAX8819CETI+ can efficiently step up the voltage from a single Li-ion battery to power various applications.

  9. Q: Does the MAX8819CETI+ require any external components for operation? A: Yes, the MAX8819CETI+ requires a few external components such as input/output capacitors and resistors to set the output voltage.

  10. Q: What is the package type of the MAX8819CETI+? A: The MAX8819CETI+ is available in a 16-pin TQFN package, making it suitable for space-constrained applications.

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