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MAX811TEUS
+Lista de Materiais4-PIN P VOLTAGE MONITORS WITH MA
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FabricanteAnalog Devices Inc./Maxim Integrated
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Peça do Fabricante #MAX811TEUS
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Ficha Técnica MAX811TEUS DataSheet
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Especificações
| Atributo | Valor |
| PartStatus | Active |
| Type | Power Supply Monitor |
| NumberofVoltagesMonitored | 1 |
| Voltage-Threshold | 3.08V |
| Output | Push-Pull, Totem Pole |
| Reset | Active Low |
| ResetTimeout | 140ms Minimum |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | TO-253-4, TO-253AA |
| SupplierDevicePackage | SOT-143-4 |
Visão Geral
Description
Key features include a precision voltage reference, a fast propagation delay, and a wide operating voltage range. The MAX811TEUS is available in a compact SOT-143 package and is designed to work in environments demanding high reliability and stability. The reset output is typically open-drain, allowing it to interface easily with various systems. This device is particularly useful in battery-operated and portable applications where power supervision is critical. The typical applications of the MAX811TEUS include embedded systems, consumer electronics, and industrial controls, where preventing malfunction during voltage drops is paramount.
Equivalent
1. MCP130 from Microchip Technology
2. ADM811 from Analog Devices
3. STM809 from STMicroelectronics
4. TPS383x series from Texas Instruments
These alternatives generally offer similar functionality, such as reset output signals and voltage monitoring, ensuring reliable microprocessor operation during power supply fluctuations. Always check the specific voltage thresholds and package options for compatibility.
Features
1. Reset Output: Provides a reset signal for the microprocessor during power-up, power-down, and brownout conditions.
2. Active-Low Output: Offers an active-low reset signal, ensuring compatibility with a wide range of microprocessors.
3. Manual Reset Input: Allows the user to initiate a reset manually, enhancing system control.
4. Low Supply Current: Features low power consumption, making it suitable for battery-operated systems.
5. Precision Monitoring: Accurately monitors the supply voltage, ensuring reliable reset operation.
6. Fixed Thresholds: Offers preset voltage thresholds to suit different applications without the need for external components.
7. Compact Package: Available in small SOT-23 packages, optimizing space on the circuit board.
8. Wide Operating Range: Supports a broad range of operating conditions, catering to various application needs.
These features make the MAX811TEUS an effective solution for safeguarding microprocessor operations against voltage irregularities.
Pinout
Here is a brief overview of its pin functions:
1. GND (Pin 1): Ground reference for the device.
2. RESET (Pin 2): This active-low output indicates when the monitored power supply voltage has fallen below a preset threshold. It remains low until the voltage becomes stable. The RESET signal is used to reset the microprocessor.
3. VCC (Pin 3): This pin is connected to the power supply voltage that needs monitoring.
4. NC (Pin 4): This pin is not internally connected and typically not used.
The MAX811TEUS provides a reliable way to manage microprocessor power conditions, ensuring proper operation by preventing undefined states during power anomalies.
Manufacturer
Maxim Integrated, before its acquisition, was recognized for its broad portfolio of power management, interface, and precision signal processing solutions. The company's products were integral to enhancing the performance and efficiency of electronic devices.
In 2021, Maxim Integrated was acquired by Analog Devices, Inc., a major player in the semiconductor industry. Analog Devices is known for its strong emphasis on high-performance analog technology and digital signal processing. The acquisition aimed to broaden the product offerings and market reach of Analog Devices, solidifying its position as a leader in analog and mixed-signal solutions.
Overall, Analog Devices, encompassing the expertise of Maxim Integrated, focuses on creating innovative solutions that bridge the physical and digital worlds, catering to a diverse range of industries and applications.
Application
1. Embedded Systems: Ensures reliable system resets in microcontroller-based designs.
2. Consumer Electronics: Maintains proper device operation during power fluctuations.
3. Industrial Control Systems: Provides safeguard against voltage irregularities in sensitive equipment.
4. Communication Devices: Ensures stable operation of routers, modems, and other network equipment.
5. Automotive Electronics: Offers voltage monitoring for various on-board systems.
Its small footprint makes it suitable for space-constrained applications.