The S-817B16AMC-CWFT2G is a voltage detector IC manufactured by ABLIC U.S.A. Inc. It is designed to monitor voltage levels and provide a reset signal when the voltage drops below a certain threshold. This functionality is crucial for ensuring the stable operation of microcontrollers and other sensitive electronic components.

Applications

• Microcontroller reset circuits
• Power supply monitoring
• Battery-powered devices
• Industrial control systems
• Automotive electronics

Features

• High-accuracy detection voltage: 1.6V
• Low current consumption
• Small package: SOT-23-5
• Built-in hysteresis
• Operating temperature range: -40°C to +85°C

Benefits

• Prevents system malfunctions due to voltage drops
• Ensures reliable operation of electronic devices
• Reduces power consumption, extending battery life in portable applications
• Simplifies circuit design with its compact size and integrated features
• Offers stable performance across a wide temperature range

Additional Details

The S-817B16AMC-CWFT2G features a built-in hysteresis, which prevents chattering or oscillations around the threshold voltage. This ensures a clean and reliable reset signal. The low current consumption minimizes the impact on the overall power budget of the system. The SOT-23-5 package allows for easy integration into compact electronic designs.

The device operates by continuously monitoring the input voltage. If the voltage falls below the specified detection threshold (1.6V in this case), the output pin is asserted, signaling a reset condition. Once the voltage rises above the threshold plus the hysteresis voltage, the output pin is de-asserted, indicating that the system can resume normal operation. This precise voltage detection capability protects sensitive components from damage caused by undervoltage conditions.