The S-80843ANNP-ED7-T2 is a high-precision voltage detector IC manufactured by SII Semiconductor Corporation. It is designed to monitor voltage levels and provide a reset signal when the voltage drops below a certain threshold. This ensures stable operation and prevents malfunction in various electronic devices and systems. It is an essential component for safeguarding microcontrollers, microprocessors, and other voltage-sensitive circuits.

Applications

• Microcontroller reset circuits: Ensures a proper reset of microcontrollers during power-up, power-down, or voltage drop events.
• Power supply voltage monitoring: Detects undervoltage conditions in power supplies, triggering protective measures.
• Battery-powered devices: Prevents deep discharge of batteries by shutting down the device when the battery voltage is low.
• Industrial control systems: Monitors voltage levels to maintain safe and reliable operation of industrial equipment.
• Automotive electronics: Protects electronic components in vehicles from voltage fluctuations and battery discharge.

Features

• High-precision detection voltage: Provides accurate and reliable voltage monitoring.
• Ultra-low current consumption: Minimizes power drain, extending battery life in portable applications.
• Small package size: Suitable for compact and space-constrained designs.
• Wide operating temperature range: Ensures reliable operation in various environmental conditions.
• Built-in hysteresis: Prevents output oscillation due to noise or voltage fluctuations.

Benefits

• Improved system stability: Prevents system crashes and malfunctions due to voltage irregularities.
• Extended battery life: Low power consumption maximizes the operational time of battery-powered devices.
• Simplified circuit design: Reduces the need for external components, simplifying the overall design process.
• Space savings: Compact size allows for integration into small and portable devices.
• Protection against data corruption: Safeguards stored data from corruption during undervoltage events.

Additional Details

The S-80843ANNP-ED7-T2 typically has a detection voltage of 4.3V. The supply current is very low, typically in the range of microamperes. The package is usually a small outline transistor (SOT) package. Hysteresis is incorporated to provide noise immunity and prevent spurious resets. The output type is generally N-channel open drain, requiring a pull-up resistor for proper operation. The device is designed for operation across a wide temperature range.