Viz Specifikace pro podrobnosti o produktu.
MAX1649CSA
Product Overview
Category: Integrated Circuit (IC)
Use: Voltage Regulator
Characteristics: - Low-dropout voltage regulator - Adjustable output voltage - High output current capability - Thermal shutdown protection - Short-circuit current limiting
Package: Small Outline Package (SOIC)
Essence: The MAX1649CSA is a versatile voltage regulator IC that provides a stable and adjustable output voltage for various electronic applications.
Packaging/Quantity: The MAX1649CSA is typically sold in reels or tubes, with a quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 2.5V to 16V
- Output Voltage Range: 1.25V to 15V
- Output Current: Up to 500mA
- Dropout Voltage: 300mV at 100mA
- Quiescent Current: 120µA
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The MAX1649CSA has the following pin configuration:
```
| | --| Vout | --| Vin | --| GND | --| Adj | |___________| ```
Functional Features
- Low-Dropout Voltage: The MAX1649CSA exhibits a low dropout voltage, allowing it to regulate the output voltage even when the input voltage is close to the desired output voltage.
- Adjustable Output Voltage: The output voltage can be easily adjusted using an external resistor connected to the "Adj" pin.
- High Output Current Capability: With a maximum output current of 500mA, the MAX1649CSA can power a wide range of electronic devices.
- Thermal Shutdown Protection: The IC incorporates thermal shutdown protection, which prevents damage due to excessive temperature.
- Short-Circuit Current Limiting: The MAX1649CSA features short-circuit current limiting, protecting the IC and the connected circuitry from damage in case of a short circuit.
Advantages and Disadvantages
Advantages: - Wide input voltage range - Adjustable output voltage - High output current capability - Thermal shutdown protection - Short-circuit current limiting
Disadvantages: - Dropout voltage may limit its use in low-power applications
Working Principles
The MAX1649CSA is a linear voltage regulator that uses a pass transistor to regulate the output voltage. It operates by comparing the reference voltage with the feedback voltage obtained from the "Adj" pin. The pass transistor adjusts its resistance to maintain a stable output voltage, compensating for changes in the input voltage and load conditions.
Detailed Application Field Plans
The MAX1649CSA can be used in various applications, including but not limited to: - Battery-powered devices - Portable electronic devices - Automotive electronics - Industrial control systems - Communication equipment
Detailed and Complete Alternative Models
Some alternative models to the MAX1649CSA include: - LM317T - LT1086 - ADP3339
These alternatives offer similar functionality and can be used as substitutes depending on specific requirements and availability.
Word count: 320 words
Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX1649CSA v technických řešeních
Sure! Here are 10 common questions and answers related to the application of MAX1649CSA in technical solutions:
Q: What is MAX1649CSA? A: MAX1649CSA is a step-up DC-DC converter IC that can generate higher voltages from lower input voltages.
Q: What is the input voltage range for MAX1649CSA? A: The input voltage range for MAX1649CSA is typically between 2.5V and 16V.
Q: What is the output voltage range for MAX1649CSA? A: The output voltage range for MAX1649CSA can be adjusted using external resistors, but it is typically between 4V and 28V.
Q: What is the maximum output current of MAX1649CSA? A: The maximum output current of MAX1649CSA is around 100mA.
Q: Can MAX1649CSA operate with a single-cell Li-ion battery? A: Yes, MAX1649CSA can operate with a single-cell Li-ion battery as long as the input voltage is within its specified range.
Q: Is MAX1649CSA suitable for low-power applications? A: Yes, MAX1649CSA is designed for low-power applications and can efficiently convert lower input voltages to higher output voltages.
Q: Does MAX1649CSA have built-in overcurrent protection? A: No, MAX1649CSA does not have built-in overcurrent protection. External circuitry may be required to protect against overcurrent conditions.
Q: Can MAX1649CSA be used in automotive applications? A: Yes, MAX1649CSA can be used in automotive applications as long as the input voltage and temperature requirements are met.
Q: What is the typical efficiency of MAX1649CSA? A: The typical efficiency of MAX1649CSA is around 85-90%, depending on the input and output voltage levels.
Q: Can MAX1649CSA be used in battery-powered devices? A: Yes, MAX1649CSA can be used in battery-powered devices to efficiently boost the battery voltage to a higher level for various applications.
Please note that these answers are general and may vary depending on specific application requirements and conditions. It is always recommended to refer to the datasheet and consult with the manufacturer for detailed information.