Text File Assistance
Table
| Required Part | Status | Approved Flux Substitution / Note |
|---|---|---|
| SIMCom A7672S-FASE QFN48 | Exact part not found | A7672SA LASE_ module used. Different pin count/pinout; verify UART/SIM/RF/power pins before production. |
| Allegro ACS712ELCTR-30A-T | Exact part not found | ACS71240LLCBTR-030B3 30A SOIC-8 used. Verify transfer function and isolation rating before calibration/production. |
| BC547 | Not found | 2N2222AUB NPN used as relay-driver substitute. Verify package and pinout. |
| P6KE30A DO214AC | Exact SMD part not found | P6SMB33CA TVS used. Verify standoff/clamp voltage for 12V rail. |
| Molex 104031-0001 | Exact SIM socket not found | Molex 78646-3001 SIM connector used. Verify mechanical fit and pinout. |
| Phoenix field terminals | Exact specified parts mostly unavailable | XY301V-A-5.0-2P placeholders used for schematic; HV connector ratings are not confirmed for 415VAC and must be replaced before layout/manufacturing. |
| LM358DR | Exact library match not found | LM258DR dual op amp used as LM358-class substitute. Verify input/output range on 3.3V/5V rails. |
| Class-X2 100nF 630VAC snubber capacitor | Exact safety capacitor not guaranteed | Generic capacitor placeholder used with Role Details note. Must be replaced with certified Class-X2 part before production. |