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MAX1908ETI+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Power Management
- Characteristics: High Efficiency, Low Quiescent Current
- Package: 28-Pin TQFN
- Essence: Voltage Regulator
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.7V to 5.5V
- Output Voltage Range: 0.6V to 3.3V
- Maximum Output Current: 1.5A
- Quiescent Current: 40µA
- Switching Frequency: 1.2MHz
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The MAX1908ETI+T has a total of 28 pins. The pin configuration is as follows:
- VCC
- GND
- EN
- FB
- SS
- SYNC
- AGND
- PGND
- LX
- 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
- Low quiescent current for power-saving operation
- Adjustable output voltage
- Overcurrent and overtemperature protection
- Soft-start and soft-stop functionality
- Synchronization capability with external clock signal
Advantages and Disadvantages
Advantages: - High efficiency leads to reduced power consumption - Wide input voltage range allows for versatile applications - Compact package size for space-constrained designs - Overcurrent and overtemperature protection ensures device safety
Disadvantages: - Limited maximum output current of 1.5A - Operating temperature range may not be suitable for extreme environments
Working Principles
The MAX1908ETI+T is a voltage regulator IC that converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 0.6V and 3.3V. It achieves high efficiency by utilizing a synchronous buck converter architecture. The device operates at a switching frequency of 1.2MHz, allowing for smaller external components.
The IC incorporates various protection features such as overcurrent and overtemperature protection, ensuring safe operation under abnormal conditions. Soft-start and soft-stop functionality prevent sudden voltage changes during power-up and power-down sequences.
Detailed Application Field Plans
The MAX1908ETI+T finds applications in various fields, including but not limited to:
- Portable electronic devices: Smartphones, tablets, portable media players.
- Battery-powered systems: Wireless communication devices, handheld gaming consoles.
- Industrial equipment: Data loggers, measurement instruments, control systems.
- Automotive electronics: Infotainment systems, navigation devices, lighting controls.
- IoT devices: Wearable devices, smart home automation systems, sensor nodes.
Detailed and Complete Alternative Models
- MAX1909ETI+T: Similar specifications and features, with adjustable output voltage range up to 5V.
- MAX1910ETI+T: Higher maximum output current of 2A, suitable for more demanding applications.
- MAX1911ETI+T: Lower quiescent current of 20µA, ideal for power-sensitive applications.
- MAX1912ETI+T: Extended operating temperature range of -40°C to +125°C, suitable for harsh environments.
(Note: This is not an exhaustive list of alternative models. Please refer to the manufacturer's datasheet for a complete list.)
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Liste 10 perguntas e respostas comuns relacionadas à aplicação de MAX1908ETI+T em soluções técnicas
Sure! Here are 10 common questions and answers related to the application of MAX1908ETI+T in technical solutions:
Q: What is MAX1908ETI+T? A: MAX1908ETI+T is a high-efficiency, step-down DC-DC converter integrated circuit (IC) that provides regulated power supply for various electronic devices.
Q: What is the input voltage range of MAX1908ETI+T? A: The input voltage range of MAX1908ETI+T is typically between 2.7V and 5.5V.
Q: What is the output voltage range of MAX1908ETI+T? A: The output voltage range of MAX1908ETI+T can be adjusted from 0.6V to VIN.
Q: What is the maximum output current of MAX1908ETI+T? A: The maximum output current of MAX1908ETI+T is typically 600mA.
Q: Can MAX1908ETI+T operate in a wide temperature range? A: Yes, MAX1908ETI+T is designed to operate in a temperature range of -40°C to +85°C.
Q: Does MAX1908ETI+T have built-in protection features? A: Yes, MAX1908ETI+T includes overcurrent protection, thermal shutdown, and undervoltage lockout features to ensure safe operation.
Q: Can MAX1908ETI+T be used in battery-powered applications? A: Yes, MAX1908ETI+T is suitable for battery-powered applications as it has low quiescent current and high efficiency.
Q: Is MAX1908ETI+T compatible with different types of capacitors? A: Yes, MAX1908ETI+T is compatible with a wide range of ceramic, tantalum, and aluminum electrolytic capacitors.
Q: Can MAX1908ETI+T be used in portable devices like smartphones or tablets? A: Yes, MAX1908ETI+T is commonly used in portable devices due to its small package size and low power consumption.
Q: Are there any application notes or reference designs available for MAX1908ETI+T? A: Yes, Maxim Integrated provides application notes and reference designs on their website that can help in implementing MAX1908ETI+T in various technical solutions.
Please note that the answers provided here are general and may vary depending on specific design requirements and application scenarios. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.