The S-80913ANMP is a voltage detector IC manufactured by SII Semiconductor Corporation. This IC is designed to monitor the input voltage and generate a reset signal when the voltage drops below a certain threshold. This functionality is critical in preventing malfunctions and data corruption in electronic systems, particularly in scenarios involving power fluctuations or battery discharge.

Applications

• Microcontroller reset circuits: Provides a reset signal to microcontrollers during power-up, power-down, or brownout conditions.
• Power supply monitoring: Detects undervoltage conditions in power supplies and triggers appropriate actions.
• Battery-powered devices: Protects batteries from deep discharge by disabling the device when the battery voltage is low.
• Data storage devices: Prevents data corruption in memory and storage devices during voltage fluctuations.
• Real-time clocks (RTC): Monitors the voltage supplied to the RTC to ensure accurate timekeeping.

Features

• High-precision detection voltage: Ensures accurate voltage monitoring with minimal deviation from the specified threshold.
• Low current consumption: Minimizes power drain, making it suitable for battery-powered and low-power applications.
• Small package: Available in compact packages such as SOT-23, enabling use in space-constrained designs.
• Built-in hysteresis: Prevents oscillations during voltage transitions, ensuring a stable and reliable reset signal.
• Open drain output: Provides flexibility in interfacing with various microcontroller and digital logic circuits.

Benefits

• Improved system reliability: Protects against malfunctions caused by undervoltage conditions, enhancing overall system reliability.
• Extended battery life: Low power consumption contributes to longer operating times for battery-powered devices.
• Simplified circuit design: Small package size and integrated features simplify board layout and reduce component count.
• Data integrity protection: Prevents data corruption during voltage fluctuations, ensuring data integrity in storage devices.
• Stable and reliable operation: Hysteresis ensures a clean and stable reset signal, preventing false triggers.

The S-80913ANMP is commonly supplied in a SOT-23 package. It is typically rated for operation within a temperature range of -40°C to +85°C. The open drain output configuration provides flexibility in connecting to different digital systems. The IC is a cost-effective solution for voltage monitoring in many different applications. The high precision and low current characteristics ensure the accurate and efficient operation of the voltage detection circuit.