REQ-007 — 3.3V Rail
approved · Functional · Approved by demo
Statement
The MCP1700T LDO shall output a regulated 3.3V supply rail, fed from the BQ24075 SYS output. Input and output decoupling capacitors shall be fitted. LDO quiescent current shall not exceed 4 µA.
Acceptance Criteria
3.3V rail measured within ±2% under no-load and rated-load conditions. LDO quiescent current ≤ 4 µA verified.
Linked Test Cases
| Code | Title | Status |
|---|---|---|
TC-P-03 |
3.3V rail — no load (VBAT=4.2V) | pass |
TC-P-05 |
3.3V rail — under load (WiFi active) | open |
TC-P-06 |
LDO quiescent current | open |
TC-P-04 |
3.3V rail — low battery (VBAT=3.0V) | open |
Sign-offs
| Stage | Signed by | Role | When | Attestation |
|---|---|---|---|---|
| approved | demo | — | 2026-06-05 06:42 | — |