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MAX668EUB+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics: High efficiency, low dropout voltage, adjustable output voltage
- Package: µMAX®
- Essence: Linear regulator with internal current limit and thermal shutdown protection
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.5V to 11V
- Output Voltage Range: 1.25V to 10V
- Dropout Voltage: 200mV at 100mA load
- Maximum Output Current: 150mA
- Line Regulation: ±0.05% typical
- Load Regulation: ±0.1% typical
- Quiescent Current: 80µA typical
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The MAX668EUB+T has the following pin configuration:
- GND: Ground connection
- IN: Input voltage supply
- ADJ: Adjustable output voltage
- OUT: Output voltage
Functional Features
- Internal current limit and thermal shutdown protection ensure safe operation.
- High efficiency allows for minimal power dissipation.
- Adjustable output voltage provides flexibility in various applications.
- Low dropout voltage enables operation even with low input voltages.
Advantages and Disadvantages
Advantages: - High efficiency results in reduced power consumption. - Adjustable output voltage allows customization for specific requirements. - Compact µMAX® package saves board space. - Internal current limit and thermal shutdown protection enhance reliability.
Disadvantages: - Limited maximum output current may restrict certain high-power applications. - Narrow input voltage range may not be suitable for all scenarios.
Working Principles
The MAX668EUB+T is a linear voltage regulator that regulates the output voltage based on the input voltage and the desired output voltage set by the user. It operates by comparing the reference voltage with a feedback voltage derived from the output voltage. The internal circuitry adjusts the pass transistor to maintain a stable output voltage, compensating for changes in load and input voltage.
Detailed Application Field Plans
The MAX668EUB+T is commonly used in various applications, including but not limited to: - Battery-powered devices - Portable electronic equipment - Industrial control systems - Automotive electronics - Medical devices
Detailed and Complete Alternative Models
- LM317: Adjustable voltage regulator with higher maximum output current.
- LT1084: Adjustable voltage regulator with lower dropout voltage.
- LM1117: Fixed voltage regulator with a wide input voltage range.
These alternative models offer different specifications and features, providing options for specific application requirements.
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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de MAX668EUB+T en soluciones técnicas
Sure! Here are 10 common questions and answers related to the application of MAX668EUB+T in technical solutions:
Q: What is the MAX668EUB+T? A: The MAX668EUB+T is a step-up DC-DC converter IC manufactured by Maxim Integrated. It is designed for boosting low input voltages to higher output voltages.
Q: What is the input voltage range of MAX668EUB+T? A: The input voltage range of MAX668EUB+T is typically between 2.5V and 16V.
Q: What is the output voltage range of MAX668EUB+T? A: The output voltage range of MAX668EUB+T can be adjusted from 4V to 28V using external components.
Q: What is the maximum output current of MAX668EUB+T? A: The maximum output current of MAX668EUB+T is typically around 200mA.
Q: Can MAX668EUB+T operate with a single-cell Li-ion battery as the input? A: Yes, MAX668EUB+T can operate with a single-cell Li-ion battery as long as the input voltage is within the specified range.
Q: Does MAX668EUB+T have built-in over-temperature protection? A: Yes, MAX668EUB+T has built-in thermal shutdown protection to prevent overheating.
Q: Can MAX668EUB+T be used in automotive applications? A: Yes, MAX668EUB+T is suitable for automotive applications as it can handle the required voltage ranges and has a wide operating temperature range.
Q: Is there any adjustable soft-start feature in MAX668EUB+T? A: No, MAX668EUB+T does not have an adjustable soft-start feature. The startup time is fixed.
Q: Can MAX668EUB+T be used in battery-powered devices? A: Yes, MAX668EUB+T can be used in battery-powered devices as it has a low quiescent current and supports low input voltages.
Q: What are the typical applications of MAX668EUB+T? A: Some typical applications of MAX668EUB+T include LCD bias supplies, portable instruments, LED drivers, and battery-powered systems.
Please note that these answers are general and may vary depending on specific design considerations and requirements.