Product Description
Specification
| Base Part Number | DS1816 |
| Type | Simple Reset/Power-On Reset |
| Mounting Type | Through Hole |
| Output | Open Drain or Open Collector |
| Voltage Threshold | 3.06V |
| Supplier Device Package | TO-92-3 |
| Reset Timeout | 100 ms Minimum |
| Reset | Active Low |
| Part Status | Active |
| Packaging | Bulk |
| Package Case | TO-226-3, TO-92-3 (TO-226AA) |
| Operating Temperature | -40 deg C ~ 85 deg C (TA) |
| Number of Voltages Monitored | 1 |
Comprehensive Voltage Monitoring SolutionThe DS1816 safeguards microprocessor systems by detecting undervoltage events and issuing rapid reset signals, ensuring reliable operation. Its precision threshold level (4.62V typ) is tailored for modern 5V systems, with low power consumption making it ideal for energy-conscious designs. Multiple output configurations allow seamless integration into various circuit requirements.
Flexible Packaging and Mounting OptionsAvailable in DIP-8 and SOP-8 packages, the DS1816 fits both through-hole and surface mount assembly. Its standard IC dimensions facilitate drop-in replacement and easy prototyping. The device supports broad storage (-55C to +125C) and operating temperatures (0C to +70C), allowing use in a wide range of environmental conditions found across Indias electronics manufacturing sector.
FAQs of DS1816:
Q: How does the DS1816 voltage monitor protect microprocessor systems?
A: The DS1816 continuously tracks supply voltage and sends a reset signal if it detects a drop below its 4.62V typical threshold, ensuring the microprocessor doesnt operate under unsafe voltage conditions. This action helps prevent data corruption and unpredictable system behavior.
Q: What reset output types are available for the DS1816, and how do I choose?
A: The DS1816 offers three versions for different reset signal needs: active high (DS1816A), active low (DS1816C), and push-pull (DS1816B). Your choice depends on your microprocessors reset pin configuration and desired logic level for triggering a reset event.
Q: When should I utilize the manual reset input feature of the DS1816?
A: The manual reset input, available on selected DS1816 models, is used when you require external control to trigger a system resetuseful during testing, diagnostics, or maintenance. It allows technicians to initiate a reset independently from voltage level events.
Q: Where can the DS1816 be mounted in my design?
A: The DS1816 is available in both DIP-8 (through-hole) and SOP-8 (surface-mount) packages, enabling easy integration into PCBs in various configurations, including breadboards and production assemblies, ensuring compatibility with most electronic device layouts.
Q: What is the typical reset pulse response time for the DS1816?
A: The DS1816 provides a fast reset pulse, typically under 250ms, quickly alerting and resetting connected microprocessors after a voltage anomaly is detected. This swift response helps maintain reliable system performance.
Q: How is RoHS compliance and ESD protection beneficial in the DS1816?
A: RoHS compliance assures the DS1816 is environmentally safe and aligns with current industry standards, while 2KV HBM ESD protection shields the IC from electrostatic damage during handling, assembly, or operation, ensuring longevity and reliability.
Q: What are the main benefits of using the DS1816 for electronic systems in India?
A: The DS1816 provides precise resets, versatile mounting, low power usage, and robust protection, making it suitable for microprocessor monitoring in varied Indian manufacturing and electronic applications. Its flexibility and reliability reduce downtime and enhance product integrity.