The TPS3307-18D is a versatile supervisory circuit designed by Texas Instruments to monitor power supply and system functions. This integrated circuit (IC) is particularly suitable for precision voltage monitoring in microprocessor systems, digital systems, and other power management applications.

Key Features

• Triple Voltage Monitoring: This device can simultaneously monitor three different voltage levels, ensuring that multiple power rails are within their specified ranges.
• Adjustable Voltage Thresholds: The TPS3307-18D offers the flexibility to set custom voltage thresholds to match specific system requirements via external resistors.
• Manual Reset Input: A manual reset input allows users to initiate a system reset, providing an additional layer of system control.
• Power-On Reset Generator: The IC includes a power-on reset generator with a fixed delay time of 200ms, ensuring reliable system startup.
• Low Supply Current: With a low supply current of 40μA (typical), the TPS3307-18D contributes to overall power efficiency, making it ideal for power-sensitive applications.
• Wide Operating Temperature Range: The device is operational over a broad temperature range from -40°C to 85°C, accommodating a range of environmental conditions.

Applications

The TPS3307-18D is designed for a wide array of applications, including:

• Battery-powered equipment
• Portable and handheld devices
• Industrial control systems
• Embedded systems
• Networking equipment

Package and Availability

The TPS3307-18D is available in an 8-pin small outline integrated circuit (SOIC) package, which is suitable for space-constrained applications. Its industry-standard packaging ensures compatibility with standard PCB manufacturing processes. This product is available through Texas Instruments and authorized distributors, ensuring easy integration into design and production workflows.