TC-P-05 — PG window — FB voltage injection test
pass · Performance
Covers Requirements
| Code | Title | Status |
|---|---|---|
REQ-P-05 |
The output power-good (PG) signal shall assert only when the FB node voltage is within ±5 % of the LM5156 reference (nominally 1.25 V), i.e. between 1.1875 V and 1.3125 V. Implemented via fixed-threshold window comparator in LM339 (no output voltage mux needed). | approved |