MAX813LEUA+ Encyclopedia Entry
Product Overview
The MAX813LEUA+ belongs to the category of voltage supervisors and is commonly used in electronic systems to monitor the power supply voltage. Its characteristics include a small package size, low power consumption, and high accuracy. The device is typically available in a SOT-23 package and is essential for ensuring the reliable operation of microcontrollers, DSPs, and other sensitive components. The MAX813LEUA+ is often sold in tape and reel packaging with a quantity of 3000 units per reel.
Specifications
- Input Voltage Range: 1.2V to 5.5V
- Threshold Voltage Options: 1.575V, 2.32V, 2.93V, 4.63V
- Quiescent Current: 1µA (typical)
- Operating Temperature Range: -40°C to +125°C
Detailed Pin Configuration
The MAX813LEUA+ features a standard 3-pin configuration: 1. VCC: Input voltage 2. GND: Ground 3. RESET: Output signal indicating the status of the monitored voltage
Functional Features
- Precision monitoring of power supply voltage
- Manual reset input
- Low-power consumption
- Wide input voltage range
Advantages and Disadvantages
Advantages
- Small package size
- High accuracy
- Wide operating temperature range
- Low quiescent current
Disadvantages
- Limited threshold voltage options
- Lack of adjustable hysteresis
Working Principles
The MAX813LEUA+ operates by comparing the monitored voltage with a preset threshold. When the voltage falls below the threshold, the device asserts the reset output, which can be used to initiate system resets or other corrective actions. The manual reset input allows for external control over the reset function.
Detailed Application Field Plans
The MAX813LEUA+ is widely used in applications where maintaining a stable power supply is critical. Common uses include: - Microcontroller-based systems - Data acquisition systems - Industrial automation equipment - Battery-powered devices
Detailed and Complete Alternative Models
Some alternative models to the MAX813LEUA+ include: - MAX809: Offers similar functionality with different threshold voltage options - LTC2937: Provides additional features such as adjustable reset timeout
In conclusion, the MAX813LEUA+ is a vital component in electronic systems, ensuring the reliable operation of sensitive components by monitoring the power supply voltage. Its small package size, low power consumption, and high accuracy make it an ideal choice for a wide range of applications.
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What is the MAX813LEUA+ and what does it do?
- The MAX813LEUA+ is a voltage supervisor IC that monitors power supply voltages and provides a reset signal when the voltage drops below a certain threshold.
What is the operating voltage range of MAX813LEUA+?
- The operating voltage range of MAX813LEUA+ is typically from 1.2V to 5.5V.
How does MAX813LEUA+ help in system reliability?
- MAX813LEUA+ helps improve system reliability by ensuring that the microcontroller or other critical components are held in reset until the power supply voltage reaches a stable level, preventing erratic behavior during power-up and power-down.
Can MAX813LEUA+ be used in battery-powered applications?
- Yes, MAX813LEUA+ can be used in battery-powered applications due to its low quiescent current and wide operating voltage range.
What is the typical reset timeout period for MAX813LEUA+?
- The typical reset timeout period for MAX813LEUA+ is 140ms.
Is MAX813LEUA+ suitable for automotive applications?
- Yes, MAX813LEUA+ is suitable for automotive applications as it is designed to operate in harsh environments and has a wide operating temperature range.
Does MAX813LEUA+ have built-in hysteresis?
- Yes, MAX813LEUA+ has built-in hysteresis to prevent erratic toggling of the reset output when the input voltage is near the threshold.
Can MAX813LEUA+ be used in conjunction with other supervisory ICs?
- Yes, MAX813LEUA+ can be used in conjunction with other supervisory ICs to provide additional monitoring and protection for complex systems.
What is the package type of MAX813LEUA+?
- MAX813LEUA+ is available in a SOT-23 package, making it suitable for space-constrained applications.
Are there any application notes or reference designs available for using MAX813LEUA+?
- Yes, Maxim Integrated provides application notes and reference designs to assist engineers in implementing MAX813LEUA+ in their technical solutions.