The DS1811-10 is a robust processor supervisory circuit designed by Maxim Integrated to monitor system voltages and provide a reliable reset signal to the processor during power-up, power-down, and brown-out conditions. This compact and efficient device ensures that your microprocessor systems operate smoothly by resetting the system during momentary voltage dips, thereby protecting the integrity of the software and hardware.
Key Features
- Precision Monitoring: The DS1811-10 offers precise monitoring of the system's power supply with a factory-trimmed reset threshold suitable for a broad range of applications.
- Low Power Consumption: Designed for energy-sensitive applications, this supervisor IC consumes minimal power, which is particularly beneficial for portable and battery-operated devices.
- Reset Signal: It generates an active-high reset signal, ensuring compatible interfacing with a wide variety of microprocessors and microcontrollers.
- Manual Reset: An additional feature includes a manual reset input, enabling the system to be reset via an external pushbutton or logic signal.
- Compact Size: The DS1811-10 comes in a space-saving SOT-223 package, making it ideal for use in systems where board space is at a premium.
Applications
The versatility of the DS1811-10 makes it suitable for a diverse range of applications, including:
- Computers and Servers
- Embedded Systems
- Portable/Battery-Powered Equipment
- Industrial Controllers
- Telecommunications Systems
Technical Specifications
| Parameter |
Value |
| Reset Threshold Voltage |
4.375V Min, 4.625V Max (Typical at 4.5V) |
| Reset Active Time |
350ms Min (Typical) |
| Supply Current |
40µA (Typical at 5V) |
| Operating Temperature |
-40°C to +85°C |
| Package Type |
SOT-223 |
For a reliable and efficient solution to protect your microprocessor systems from erratic power supply conditions, the Maxim Integrated DS1811-10 processor supervisor is an excellent choice.