MAX820LCSE+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Voltage Regulator
- Characteristics: Low Dropout, Adjustable Output, Current Limiting
- Package: SOIC (Small Outline Integrated Circuit)
- Essence: Linear Voltage Regulator
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Input Voltage Range: 2.5V to 6.5V
- Output Voltage Range: 1.25V to 5.5V
- Dropout Voltage: 120mV at 100mA
- Output Current: 150mA
- Line Regulation: ±0.05% typical
- Load Regulation: ±0.1% typical
- Quiescent Current: 75µA typical
- Operating Temperature Range: -40°C to +85°C
Pin Configuration
The MAX820LCSE+T has a total of 16 pins arranged as follows:
```
| | | 1 8 16| --|VIN GND VOUT|-- | | |_______________| ```
Pin Description: - VIN: Input Voltage - GND: Ground - VOUT: Output Voltage
Functional Features
- Low dropout voltage ensures efficient regulation even with small input-output differentials.
- Adjustable output voltage allows for flexibility in various applications.
- Current limiting feature protects the circuit from excessive current flow.
Advantages and Disadvantages
Advantages: - Low dropout voltage enables efficient power conversion. - Adjustable output voltage provides versatility. - Current limiting feature enhances circuit protection.
Disadvantages: - Limited output current may not be suitable for high-power applications. - Narrow input voltage range restricts compatibility with certain systems.
Working Principles
The MAX820LCSE+T is a linear voltage regulator that maintains a stable output voltage regardless of input voltage fluctuations. It operates by comparing the output voltage to a reference voltage and adjusting the internal pass transistor accordingly. The dropout voltage is minimized, resulting in efficient power conversion.
Detailed Application Field Plans
The MAX820LCSE+T is commonly used in various electronic devices and systems, including but not limited to: - Battery-powered devices - Portable audio players - Wireless communication devices - Embedded systems - Automotive electronics
Detailed and Complete Alternative Models
- LM1117-ADJ: Adjustable Linear Voltage Regulator, 800mA Output Current
- LT1763-ADJ: Adjustable Low Dropout Regulator, 500mA Output Current
- MCP1700-3302E/TO: Fixed Output Voltage Regulator, 250mA Output Current
These alternative models offer similar functionality and can be considered as substitutes for the MAX820LCSE+T in different applications.
Word count: 305 words
技術ソリューションにおける MAX820LCSE+T の適用に関連する 10 件の一般的な質問と回答をリストします。
Sure! Here are 10 common questions and answers related to the application of MAX820LCSE+T in technical solutions:
Q: What is the MAX820LCSE+T? A: The MAX820LCSE+T is a precision, low-power, microprocessor supervisory circuit that monitors the power supply voltage of a microprocessor or other digital systems.
Q: What is the purpose of using the MAX820LCSE+T in a technical solution? A: The MAX820LCSE+T ensures reliable operation of the microprocessor by monitoring the power supply voltage and providing a reset signal when the voltage falls below a specified threshold.
Q: How does the MAX820LCSE+T monitor the power supply voltage? A: The MAX820LCSE+T uses an internal voltage reference and a comparator to continuously monitor the power supply voltage.
Q: Can the MAX820LCSE+T be used with different microprocessors? A: Yes, the MAX820LCSE+T can be used with a wide range of microprocessors and other digital systems that require voltage monitoring and reset generation.
Q: What is the operating voltage range of the MAX820LCSE+T? A: The MAX820LCSE+T operates from a supply voltage range of 1.8V to 5.5V.
Q: Does the MAX820LCSE+T have any adjustable parameters? A: Yes, the MAX820LCSE+T has an adjustable reset threshold voltage that can be set using external resistors.
Q: Can the MAX820LCSE+T generate both active-high and active-low reset signals? A: Yes, the MAX820LCSE+T can be configured to generate either an active-high or active-low reset signal, depending on the application requirements.
Q: Does the MAX820LCSE+T have any additional features? A: Yes, the MAX820LCSE+T includes a manual reset input and a watchdog timer to further enhance system reliability.
Q: What is the package type of the MAX820LCSE+T? A: The MAX820LCSE+T is available in an SOIC-16 package.
Q: Are there any application notes or reference designs available for using the MAX820LCSE+T? A: Yes, Maxim Integrated provides application notes and reference designs that provide guidance on using the MAX820LCSE+T in various technical solutions.
Please note that the answers provided here are general and may vary based on specific application requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.