MAX1902EAI+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: High Efficiency, Low Quiescent Current, Wide Input Voltage Range
- Package: 28-pin SSOP (Shrink Small Outline Package)
- Essence: Voltage Regulator
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 4.5V to 28V
- Output Voltage Range: 1.25V to 26V
- Output Current: Up to 500mA
- Quiescent Current: 40µA (typical)
- Efficiency: Up to 95%
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The MAX1902EAI+T has a total of 28 pins. The pin configuration is as follows:
- VCC
- GND
- FB
- EN
- COMP
- SS/TR
- SYNC
- AGND
- PGND
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
- LX
Functional Features
- High efficiency voltage regulation for various applications
- Low quiescent current for improved power efficiency
- Wide input voltage range allows for versatile use
- Adjustable output voltage to meet specific requirements
- Overcurrent and overtemperature protection for enhanced safety
Advantages and Disadvantages
Advantages: - High efficiency operation saves power - Wide input voltage range allows for flexibility - Low quiescent current reduces power consumption - Overcurrent and overtemperature protection ensures safety
Disadvantages: - Limited output current capacity (up to 500mA) - Requires external components for complete functionality
Working Principles
The MAX1902EAI+T is a voltage regulator IC that converts an input voltage within the range of 4.5V to 28V into a regulated output voltage between 1.25V and 26V. It achieves high efficiency by utilizing a synchronous buck converter topology. The device operates by controlling the duty cycle of the internal power switches to maintain the desired output voltage.
Detailed Application Field Plans
The MAX1902EAI+T finds applications in various fields, including but not limited to:
- Portable electronic devices
- Battery-powered systems
- Industrial automation
- Automotive electronics
- Telecommunications equipment
Detailed and Complete Alternative Models
- MAX1903EAI+T: Similar specifications and features, but with higher output current capability (up to 1A).
- MAX1904EAI+T: Enhanced version with additional features such as adjustable soft-start and power-good output.
- MAX1905EAI+T: Higher input voltage range (up to 36V) and increased output current capacity (up to 2A).
(Note: This list is not exhaustive and there may be other alternative models available in the market.)
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기술 솔루션에 MAX1902EAI+T 적용과 관련된 10가지 일반적인 질문과 답변을 나열하세요.
Sure! Here are 10 common questions and answers related to the application of MAX1902EAI+T in technical solutions:
Q: What is the MAX1902EAI+T? A: The MAX1902EAI+T is a high-efficiency, low-quiescent current linear regulator designed for use in various technical applications.
Q: What is the input voltage range of the MAX1902EAI+T? A: The input voltage range of the MAX1902EAI+T is typically between 2.5V and 16V.
Q: What is the output voltage range of the MAX1902EAI+T? A: The output voltage range of the MAX1902EAI+T can be adjusted from 1.25V to 12V using external resistors.
Q: What is the maximum output current of the MAX1902EAI+T? A: The maximum output current of the MAX1902EAI+T is 300mA.
Q: Is the MAX1902EAI+T suitable for battery-powered applications? A: Yes, the MAX1902EAI+T is suitable for battery-powered applications due to its low quiescent current and high efficiency.
Q: Does the MAX1902EAI+T have built-in thermal protection? A: Yes, the MAX1902EAI+T has built-in thermal shutdown protection to prevent overheating.
Q: Can the MAX1902EAI+T operate in a wide temperature range? A: Yes, the MAX1902EAI+T can operate in a temperature range of -40°C to +85°C.
Q: What type of package does the MAX1902EAI+T come in? A: The MAX1902EAI+T is available in a 16-pin QSOP package.
Q: Can the MAX1902EAI+T be used in automotive applications? A: Yes, the MAX1902EAI+T is suitable for automotive applications as it meets the necessary requirements and standards.
Q: Are there any evaluation boards or reference designs available for the MAX1902EAI+T? A: Yes, Maxim Integrated provides evaluation kits and reference designs to help users quickly prototype and implement the MAX1902EAI+T in their 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.