DS1813R-5 T&R – DALLAS
Supervisor, Open Drain/Collector, 1 Channel, SOT-23-3 Package
Stock Quantity: 753
Selling Unit: Each
| Quantity | Price (ex VAT) |
|---|---|
| 1+ | 5.83 |
| 10+ | |
| 50+ | |
| 100+ |
753 in stock
Contact us for volume pricing
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- 6 month warranty on all stock items
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Overview
The Analog Devices Inc./Maxim Integrated DS1813R-5+T&R is a critical supervisory integrated circuit designed to provide a robust 4.62V reset signal for microcontrollers and other sensitive digital systems. Its primary function is to ensure system integrity by asserting a reset condition when supply voltages fall below a predetermined threshold, preventing erratic behavior and data corruption. A key design consideration for such supervisors is the trade-off between reset accuracy and power consumption; while tighter voltage thresholds offer better protection, they can sometimes lead to premature resets in systems with marginal power supplies. The DS1813R-5 excels in offering a precise threshold with minimal quiescent current, making it suitable for battery-powered applications.
Key Features
- Voltage Threshold: 4.62V
- Output Type: Open Drain/Open Collector
- Reset Logic: Active Low
- Reset Timeout: 100ms Minimum
- Operating Temperature: -40°C to 85°C
- Package: SOT-23-3 (TO-236-3, SC-59)
Applications
The component is engineered for deployment in systems requiring high reliability and performance under specific operating conditions. It provides functional stability across the stated design envelope.
- Power-on reset generation for embedded microcontrollers
- System watchdog timer implementation in industrial control
- Voltage monitoring for battery-backed real-time clocks
- Glitch filtering for critical system power rails
