The S-80728SN-DR-T1 is a voltage detector integrated circuit (IC) manufactured by SII Semiconductor Corporation. It is designed to monitor the supply voltage and generate a reset signal when the voltage drops below a certain threshold. This function is crucial for preventing microcontrollers and other digital circuits from malfunctioning due to undervoltage conditions. The "DR" likely indicates a specific detection voltage and output polarity, while the "-T1" suffix commonly designates tape and reel packaging for automated assembly.

Applications

  
• Microcontroller reset circuits
  
• CPU reset circuits
  
• Power-on reset circuits
  
• Battery voltage monitoring
  
• Industrial control equipment

Features

  
• High-precision voltage detection: Ensures accurate monitoring of the supply voltage.
  
• Ultra-low current consumption: Minimizes power drain, making it suitable for battery-powered applications.
  
• Wide operating voltage range: Can operate over a broad range of supply voltages.
  
• Small package: Available in compact packages for space-constrained applications.
  
• Built-in hysteresis: Prevents unwanted reset triggers due to noise or voltage fluctuations near the detection threshold.

Benefits

  
• Protects microcontrollers and other digital circuits from operating with insufficient voltage.
  
• Extends battery life in portable electronic devices.
  
• Improves the overall reliability of electronic systems.
  
• Simplifies circuit design with its integrated reset functionality.
  
• Reduces the size and cost of electronic devices.

Technical Specifications

The S-80728SN-DR-T1 typically features a detection voltage (refer to the datasheet for the precise value specific to the "DR" variant, likely around 2.8V). It operates within a defined voltage range, typically between 1.0V and 10.0V.  The supply current is very low, often in the microampere range.  It is commonly available in SOT-23 packages designed for surface mount technology (SMT).  The output type is typically N-channel open drain or CMOS output. The -T1 indicates tape and reel packaging. Always consult the official datasheet for detailed electrical characteristics, timing diagrams, and specific operating parameters relevant to the "DR" configuration.

The S-80728SN-DR-T1 is a reliable and efficient voltage detector suitable for applications that demand precise voltage monitoring and reset functionality with low power consumption. The specific "DR" designation should be verified against the device's datasheet for accurate implementation.