SLUUCC9A September 2020 – September 2022 UCC28C40-Q1 , UCC28C41-Q1 , UCC28C42-Q1 , UCC28C43-Q1 , UCC28C44-Q1 , UCC28C45-Q1
This document contains information for UCC28C4x-Q1(UCC28C40-Q1, UCC28C41-Q1, UCC28C42-Q1, UCC28C43-Q1, UCC28C44-Q1, and UCC28C45-Q1) (SOIC (8) 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
Figure 1-1shows the device functional block diagram for reference.
Toggle flip-flop used only in UCC28C41-Q1, UCC28C44-Q1, and UCC28C45-Q1
UCC28C4x-Q1 was developed using a quality-managed development process, but was not developed in accordance with the IEC 61508 or ISO 26262 standards.
| UVLO | MAXIMUM DUTY CYCLE | TEMPERATURE (TA) | ||
|---|---|---|---|---|
| TURN ON AT 14.5 V TURN OFF AT 9 V SUITABLE FOR OFF-LINE APPLICATIONS |
TURN ON AT 8.4 V TURN OFF AT 7.6 V SUITABLE FOR DC/DC APPLICATIONS |
TURN ON AT 7 V TURN OFF AT 6.6 V SUITABLE FOR BATTERY APPLICATIONS |
||
| UCC28C42QDRQ1 | UCC28C43QDRQ1 | UCC28C40QDRQ1 | 100% | –40°C to 125°C |
| UCC28C44QDRQ1 | UCC28C45QDRQ1 | UCC28C41QDRQ1 | 50% | |