Maxim Integrated
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MAX8934EETI+T
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MAX8934EETI+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: High Efficiency, Low Power Consumption
  • Package: 28-pin TQFN
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to 3.6V
  • Maximum Output Current: 1.5A
  • Quiescent Current: 30µA
  • Operating Temperature Range: -40°C to +85°C

Pin Configuration

The MAX8934EETI+T has a total of 28 pins. The pin configuration is as follows:

  1. EN
  2. VIN
  3. GND
  4. VOUT
  5. PGND
  6. FB
  7. SS
  8. BST
  9. LX
  10. AGND
  11. AGND
  12. AGND
  13. AGND
  14. AGND
  15. AGND
  16. AGND
  17. AGND
  18. AGND
  19. AGND
  20. AGND
  21. AGND
  22. AGND
  23. AGND
  24. AGND
  25. AGND
  26. AGND
  27. AGND
  28. AGND

Functional Features

  • High efficiency voltage regulation
  • Low power consumption
  • Overcurrent protection
  • Thermal shutdown protection
  • Soft-start functionality
  • Adjustable output voltage
  • Stable output under varying load conditions

Advantages and Disadvantages

Advantages

  • High efficiency leads to reduced power consumption
  • Wide input voltage range allows for versatile applications
  • Compact package size saves board space
  • Overcurrent and thermal protection ensure device safety
  • Soft-start feature prevents inrush current

Disadvantages

  • Maximum output current limited to 1.5A
  • Limited output voltage range (0.6V to 3.6V)

Working Principles

The MAX8934EETI+T is a voltage regulator IC that takes an input voltage within the range of 2.7V to 5.5V and provides a regulated output voltage between 0.6V and 3.6V. It achieves high efficiency by utilizing a synchronous buck converter architecture.

The IC incorporates various protection features such as overcurrent and thermal shutdown to safeguard against potential damage. The soft-start functionality ensures a controlled startup, preventing excessive inrush current.

Detailed Application Field Plans

The MAX8934EETI+T is commonly used in portable electronic devices, such as smartphones, tablets, and wearable devices. Its compact package size and low power consumption make it ideal for battery-powered applications.

The voltage regulator's stable output and efficient power management capabilities are crucial for maintaining reliable operation in these devices. It provides a steady power supply to sensitive components, ensuring optimal performance and extending battery life.

Alternative Models

  • MAX8934EETI: Similar specifications and features, but without the "+" suffix indicating tape & reel packaging.
  • MAX8934EEI: Similar specifications and features, but in a different package (28-pin QSOP).

These alternative models offer flexibility in terms of packaging options while maintaining the same core functionality and performance characteristics as the MAX8934EETI+T.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX8934EETI+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX8934EETI+T in technical solutions:

  1. Q: What is the MAX8934EETI+T? A: The MAX8934EETI+T is a power management integrated circuit (PMIC) designed for use in portable devices, such as smartphones and tablets.

  2. Q: What are the key features of the MAX8934EETI+T? A: The key features of the MAX8934EETI+T include multiple voltage regulators, battery charging capabilities, power sequencing, and various protection functions.

  3. Q: How many voltage regulators does the MAX8934EETI+T have? A: The MAX8934EETI+T has six voltage regulators, which can provide different voltage levels required by the system components.

  4. Q: Can the MAX8934EETI+T charge the battery? A: Yes, the MAX8934EETI+T includes a battery charger that supports various charging modes, such as constant current and constant voltage.

  5. Q: Does the MAX8934EETI+T support power sequencing? A: Yes, the MAX8934EETI+T provides power sequencing capabilities to ensure proper startup and shutdown of the system components.

  6. Q: What protection functions does the MAX8934EETI+T offer? A: The MAX8934EETI+T offers protection functions like overvoltage protection, undervoltage lockout, thermal shutdown, and short-circuit protection.

  7. Q: What is the input voltage range supported by the MAX8934EETI+T? A: The MAX8934EETI+T supports an input voltage range of 2.7V to 5.5V, making it compatible with various power sources.

  8. Q: Can the MAX8934EETI+T operate in low-power modes? A: Yes, the MAX8934EETI+T features low-power modes, such as standby and shutdown, to minimize power consumption during idle periods.

  9. Q: Is the MAX8934EETI+T programmable? A: No, the MAX8934EETI+T is not programmable. Its functionality is determined by its internal circuitry and external component selection.

  10. Q: What package does the MAX8934EETI+T come in? A: The MAX8934EETI+T is available in a 28-pin TQFN (Thin Quad Flat No-Lead) package, which is compact and suitable for space-constrained designs.

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