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MCP121T-300E/LB
Product Overview
Category
The MCP121T-300E/LB belongs to the category of voltage supervisors.
Use
It is used to monitor the power supply voltage level and provide a reset signal to the microcontroller in the event of a power failure or voltage drop.
Characteristics
- Low-power consumption
- Wide operating voltage range
- Small package size
- Reset threshold options
Package
The MCP121T-300E/LB is available in a SOT-23-3 package.
Essence
The essence of the MCP121T-300E/LB lies in its ability to ensure reliable operation of microcontrollers by monitoring the power supply voltage.
Packaging/Quantity
The MCP121T-300E/LB is typically available in reels with a quantity of 3000 units per reel.
Specifications
- Operating Voltage Range: 1.0V to 5.5V
- Reset Threshold Options: 2.93V, 3.08V, 4.38V
- Quiescent Current: 5.5µA (typical)
- Power-On Reset Delay: 150ms (typical)
Detailed Pin Configuration
The MCP121T-300E/LB has the following pin configuration: 1. VDD (Input Voltage) 2. VOUT (Output Voltage/Reset Signal) 3. GND (Ground)
Functional Features
- Voltage monitoring and reset generation
- Low-power consumption
- Wide operating voltage range
- Selectable reset threshold options
Advantages
- Ensures reliable operation of microcontrollers
- Low quiescent current for power efficiency
- Small package size for space-constrained applications
Disadvantages
- Limited reset threshold options compared to some other voltage supervisors
- May not be suitable for applications requiring higher precision reset thresholds
Working Principles
The MCP121T-300E/LB continuously monitors the input voltage (VDD). When the voltage drops below the preset threshold, the device asserts the reset signal on the VOUT pin, which can be used to reset the microcontroller.
Detailed Application Field Plans
The MCP121T-300E/LB is commonly used in embedded systems, IoT devices, battery-powered applications, and any other systems where maintaining the integrity of the microcontroller's operation during power fluctuations is critical.
Detailed and Complete Alternative Models
Some alternative models to the MCP121T-300E/LB include the MAX809, ADM803, and TPS3808, each offering similar voltage monitoring and reset functions with varying specifications and package options.
In conclusion, the MCP121T-300E/LB is a versatile voltage supervisor that ensures the reliable operation of microcontrollers across various applications, making it an essential component in modern electronic systems.
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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MCP121T-300E/LB v technických řešeních
What is the operating voltage range of MCP121T-300E/LB?
- The operating voltage range of MCP121T-300E/LB is 2.0V to 5.5V.What is the typical output voltage of MCP121T-300E/LB?
- The typical output voltage of MCP121T-300E/LB is 3.0V.Can MCP121T-300E/LB be used in battery-powered applications?
- Yes, MCP121T-300E/LB can be used in battery-powered applications due to its low quiescent current.What is the maximum output current of MCP121T-300E/LB?
- The maximum output current of MCP121T-300E/LB is 100 mA.Is MCP121T-300E/LB suitable for use in automotive electronics?
- Yes, MCP121T-300E/LB is suitable for use in automotive electronics as it meets AEC-Q100 qualification.Does MCP121T-300E/LB have built-in overcurrent protection?
- No, MCP121T-300E/LB does not have built-in overcurrent protection.Can MCP121T-300E/LB be used in industrial control systems?
- Yes, MCP121T-300E/LB can be used in industrial control systems due to its wide operating temperature range.What is the package type of MCP121T-300E/LB?
- MCP121T-300E/LB is available in a SOT-23 package.Is MCP121T-300E/LB RoHS compliant?
- Yes, MCP121T-300E/LB is RoHS compliant.Can MCP121T-300E/LB be used in low-power sensor applications?
- Yes, MCP121T-300E/LB can be used in low-power sensor applications due to its low quiescent current and low dropout voltage.