This document contains information for UCC27282-Q1 UCC27284-Q1(SOIC and VSON package) to aid in a functional safety system design. Information provided are:

• Functional Safety Failure In Time (FIT) rates of the semiconductor component estimated by the application of industry reliability standards
• Pin failure mode analysis (Pin FMA)

Figure 1-1 shows the device functional block diagram for reference.

Figure 1-1 UCC27282-Q1 application Block diagram

Figure 1-2 UCC27284-Q1 application Block diagram

UCC27282-Q1 UCC27284-Q1 were developed using a quality-managed development process, but was not developed in accordance with the IEC 61508 or ISO 26262 standards.