Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Simple Reset/Power-On Reset |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 3.08V |
| Output | Open Drain or Open Collector |
| Reset | Active Low |
| ResetTimeout | 140ms Minimum |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | SC-70, SOT-323 |
Tổng quan
Description
The MAX803TEXR+T is a microprocessor supervisory circuit designed to monitor the power supply voltage in microprocessor-based systems. It ensures reliable operation by providing a reset signal whenever the supply voltage falls below a specified threshold or when manual reset input is activated. This feature helps in preventing erratic behavior during power-up, power-down, or brownout conditions.
Key features of the MAX803TEXR+T include:
1. Voltage Monitoring: It monitors system voltages and triggers a reset if the voltage drops below a preset level.
2. Manual Reset Capability: Allows external reset control via a manual reset input.
3. Low Power Consumption: Designed for low-power applications, conserving energy in battery-operated devices.
4. Precision Voltage Reference: Ensures accurate and consistent reset thresholds.
5. Small Package Size: Available in a compact package, suitable for space-constrained applications.
Common applications for the MAX803TEXR+T include embedded systems, portable electronics, and any microprocessor-based application requiring reliable reset and voltage monitoring functionality.
Key features of the MAX803TEXR+T include:
1. Voltage Monitoring: It monitors system voltages and triggers a reset if the voltage drops below a preset level.
2. Manual Reset Capability: Allows external reset control via a manual reset input.
3. Low Power Consumption: Designed for low-power applications, conserving energy in battery-operated devices.
4. Precision Voltage Reference: Ensures accurate and consistent reset thresholds.
5. Small Package Size: Available in a compact package, suitable for space-constrained applications.
Common applications for the MAX803TEXR+T include embedded systems, portable electronics, and any microprocessor-based application requiring reliable reset and voltage monitoring functionality.
Equivalent
The MAX803TEXR+T is a microprocessor supervisory circuit designed for monitoring power supplies. Equivalent products include:
1. MCP130 Series from Microchip Technology
2. ADM803 from Analog Devices
3. TPS382x series from Texas Instruments
4. STM809 from STMicroelectronics
5. BD48xxx series from ROHM Semiconductor
These alternatives provide similar features such as reset threshold voltage and delay times, making them suitable substitutes for comparable applications.
1. MCP130 Series from Microchip Technology
2. ADM803 from Analog Devices
3. TPS382x series from Texas Instruments
4. STM809 from STMicroelectronics
5. BD48xxx series from ROHM Semiconductor
These alternatives provide similar features such as reset threshold voltage and delay times, making them suitable substitutes for comparable applications.
Features
The MAX803TEXR+T is a microprocessor supervisory circuit designed to monitor power supply levels in digital systems. Key features include:
1. Reset Functionality: It provides a reset signal to the microprocessor during power-up, power-down, and brownout conditions to prevent undefined operation.
2. Voltage Monitoring: It monitors the supply voltage and triggers a reset if the voltage drops below a preset threshold.
3. Precision Thresholds: The device offers precise reset thresholds suitable for a wide range of operating voltages.
4. Manual Reset Input: Includes a manual reset input that allows external control to initiate a reset.
5. Low Supply Current: It operates with a low supply current, making it suitable for battery-powered applications.
6. Space-Saving Package: The device is available in a small, space-saving SOT-23 package.
7. Operating Temperature Range: It is designed to operate over a wide temperature range, ensuring reliable performance in diverse environments.
These features make the MAX803TEXR+T suitable for use in microprocessor-based systems requiring reliable monitoring and control of power conditions.
1. Reset Functionality: It provides a reset signal to the microprocessor during power-up, power-down, and brownout conditions to prevent undefined operation.
2. Voltage Monitoring: It monitors the supply voltage and triggers a reset if the voltage drops below a preset threshold.
3. Precision Thresholds: The device offers precise reset thresholds suitable for a wide range of operating voltages.
4. Manual Reset Input: Includes a manual reset input that allows external control to initiate a reset.
5. Low Supply Current: It operates with a low supply current, making it suitable for battery-powered applications.
6. Space-Saving Package: The device is available in a small, space-saving SOT-23 package.
7. Operating Temperature Range: It is designed to operate over a wide temperature range, ensuring reliable performance in diverse environments.
These features make the MAX803TEXR+T suitable for use in microprocessor-based systems requiring reliable monitoring and control of power conditions.
Pinout
The MAX803TEXR+T is a microprocessor supervisory circuit designed to monitor supply voltage levels in microprocessor systems. It typically comes in a 3-pin SOT-23 package. The primary function of this device is to provide a reset signal to the microprocessor or microcontroller during power-up, power-down, or when the supply voltage falls below a predetermined threshold.
Key functions and features include:
1. Reset Output: Provides an active-low reset signal to ensure the microprocessor starts in a known state.
2. Voltage Monitoring: Monitors the supply voltage and triggers a reset if the voltage drops below a specified threshold.
3. Manual Reset Capability: Some configurations may support manual reset input to manually trigger a reset.
This device is often used to enhance the reliability of microprocessor systems by ensuring they operate correctly even during voltage fluctuations.
Key functions and features include:
1. Reset Output: Provides an active-low reset signal to ensure the microprocessor starts in a known state.
2. Voltage Monitoring: Monitors the supply voltage and triggers a reset if the voltage drops below a specified threshold.
3. Manual Reset Capability: Some configurations may support manual reset input to manually trigger a reset.
This device is often used to enhance the reliability of microprocessor systems by ensuring they operate correctly even during voltage fluctuations.
Manufacturer
The MAX803TEXR+T is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated was known for designing and manufacturing analog and mixed-signal integrated circuits. This company, before being acquired by Analog Devices, focused on creating a wide range of electronic products including power management ICs, sensors, amplifiers, and communication interfaces, among others. After the acquisition, Analog Devices continues to operate as a leading semiconductor company that offers comprehensive solutions across various industries such as consumer electronics, communications, automotive, and healthcare, leveraging the strengths of both Maxim Integrated and its own portfolio.
Application
The MAX803TEXR+T is a microprocessor supervisory circuit primarily used for monitoring the power supply in microprocessor-based systems. Its application areas include:
1. Embedded Systems: Ensures reliable operation by resetting the microprocessor during power glitches.
2. Consumer Electronics: Maintains system stability in devices like TVs and gaming consoles.
3. Automotive Electronics: Monitors and manages power in automotive control units.
4. Industrial Equipment: Provides robust power supervision for PLCs and other control systems.
5. Telecommunications: Ensures reliable performance of network infrastructure by preventing processor malfunctions.
6. Computing Devices: Protects data integrity by managing power issues in PCs and servers.
Overall, it enhances system reliability and prevents data corruption by managing power supply issues.
1. Embedded Systems: Ensures reliable operation by resetting the microprocessor during power glitches.
2. Consumer Electronics: Maintains system stability in devices like TVs and gaming consoles.
3. Automotive Electronics: Monitors and manages power in automotive control units.
4. Industrial Equipment: Provides robust power supervision for PLCs and other control systems.
5. Telecommunications: Ensures reliable performance of network infrastructure by preventing processor malfunctions.
6. Computing Devices: Protects data integrity by managing power issues in PCs and servers.
Overall, it enhances system reliability and prevents data corruption by managing power supply issues.
Package
The MAX803TEXR+T is a microprocessor supervisory circuit in a SOT-23 package type. The "T" in the part number signifies that it comes in a tape-and-reel format for automated assembly processes.
