TPL9202PWP

Overview

The TPL9202PWP is an eight-channel relay driver manufactured by Texas Instruments, housed in a 28-pin HTSSOP package. It integrates an internal low-dropout regulator capable of providing a stable 5V supply for connected relays. The device supports zero-volt detection to ensure safe switching operations and includes protection features such as thermal shutdown. Designed for industrial applications, it operates within a temperature range of -40°C to +125°C.

Feature Summary

• Integrates an internal 5V LDO to power external relay coils
• Includes zero-volt detection circuitry for safe switching control
• Provides thermal shutdown protection for enhanced reliability

Applications

• Industrial automation systems requiring multi-channel relay control
• Programmable logic controller (PLC) output modules
• Smart metering infrastructure with isolated switching capabilities

Procurement Notes

Verify the specific suffix 'PWP' confirms the 28-pin HTSSOP package variant when sourcing. Ensure compatibility with system voltage requirements and confirm RoHS compliance status through official manufacturer documentation prior to procurement.

Selection Notes

Select this component for designs necessitating integrated power regulation for multiple relays. Consider the thermal performance characteristics and the specific pinout configuration of the HTSSOP-28 package during layout planning to ensure adequate heat dissipation.

Part Context

This part belongs to the TPL9202 series of relay drivers from Texas Instruments. The series focuses on simplifying multi-channel switching designs by combining drive logic with power regulation in a compact form factor suitable for space-constrained industrial electronics.

Replacement Considerations

Consult official cross-reference lists for verified substitutes. Ensure any alternative maintains identical channel count, package dimensions, and integrated LDO specifications.