onsemi

NCP308SN090T1G

NCP308SN090T1G Description

The NCP308SN090T1G from onsemi is a single-channel voltage supervisor IC designed for precision monitoring of power supply voltages in electronic systems. Housed in a compact 6-pin TSOP package, this surface-mount device offers a fixed 0.9V threshold with an active-low open-drain output, making it suitable for low-voltage applications. It features a typical reset timeout of 1.2s, ensuring stable system initialization. Compliant with ROHS3 and REACH standards, it is ideal for environmentally conscious designs. Though marked as obsolete, it remains a reliable choice for legacy or cost-sensitive projects requiring robust voltage supervision.

NCP308SN090T1G Features

• Fixed Threshold Voltage: Precise 0.9V monitoring for low-voltage circuits.
• Open-Drain Output: Flexible integration with microcontrollers or logic circuits.
• Fast Reset Response: 1.2s typical timeout ensures quick system recovery.
• Compact Form Factor: 6-pin TSOP package saves board space.
• Robust Compliance: ROHS3 and REACH unaffected, suitable for global markets.
• Wide Operating Range: Surface-mount design with MSL1 (unlimited shelf life).

NCP308SN090T1G Applications

• Battery-Powered Devices: Ensures safe undervoltage lockout in portable electronics.
• Embedded Systems: Reliable reset generation for microcontrollers and FPGAs.
• Industrial Controls: Monitors power rails in PLCs and sensors.
• Consumer Electronics: Protects low-voltage circuits in smart home devices.
• Automotive Systems: Auxiliary voltage supervision in infotainment or telematics.

Conclusion of NCP308SN090T1G

The NCP308SN090T1G is a specialized voltage supervisor offering precision, compactness, and compliance for low-voltage applications. Its open-drain output and fast reset make it versatile for embedded and industrial designs. While obsolete, its reliability and ease of integration ensure continued utility in legacy or cost-driven projects. Engineers seeking a simple, effective supervisor for 0.9V systems will find this IC a pragmatic solution.