Texas Instruments

UCC2946PW  

Supervisors

UCC2946PW Description

The UCC2946PW from Texas Instruments is a precision single-channel voltage supervisor designed for robust system monitoring in demanding electronic applications. Housed in an 8-pin TSSOP package, this surface-mount IC ensures reliable power-on reset (POR) and voltage monitoring with an adjustable/selectable threshold, making it highly versatile for various voltage levels. Its 140ms minimum reset timeout guarantees stable system initialization, while the active-low reset output provides compatibility with modern microcontrollers and DSPs. Compliant with ROHS3 and REACH standards, it is suitable for environmentally conscious designs.

UCC2946PW Features

• Adjustable/Selectable Voltage Threshold: Enables customization for diverse voltage monitoring needs.
• Active-Low Reset Output: Ensures seamless integration with low-active reset circuits.
• 140ms Minimum Reset Timeout: Provides sufficient delay for stable power-up sequences.
• Single-Channel Monitoring: Simplifies design for systems requiring precise voltage supervision.
• Surface-Mount TSSOP-8 Package: Optimizes board space in compact applications.
• Wide Operating Range: Supports broad voltage supervision requirements.
• RoHS3 & REACH Compliant: Meets stringent environmental regulations.

UCC2946PW Applications

• Embedded Systems: Ensures reliable microcontroller/DSP reset during power fluctuations.
• Industrial Automation: Monitors critical supply voltages in PLCs and control systems.
• Telecommunications Equipment: Provides robust voltage supervision in base stations and routers.
• Consumer Electronics: Enhances stability in smart home devices and IoT products.
• Automotive Electronics: Suitable for non-safety-critical monitoring in infotainment systems.

Conclusion of UCC2946PW

The UCC2946PW stands out for its precision, flexibility, and compact form factor, making it ideal for applications requiring dependable voltage supervision. Its adjustable threshold and active-low reset output offer design versatility, while compliance with environmental standards ensures broad market applicability. Whether in industrial, automotive, or consumer electronics, this supervisor IC delivers reliable performance in space-constrained and power-sensitive designs.

UCC2946PW Documents

Download datasheets and manufacturer documentation for UCC2946PW

Datasheets :

UCC3946N      

PCN Design/Specification :

Design 22/Feb/2022