EV & Power Electronics

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EV & Power Electronics: Throughput, ARIA Certification & Localization

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EV charger manufacturing wins on throughput, ARAI certification readiness, and localization. INDIC accelerates builds with parallelized power electronics assembly(PFC/control/power boards + box-build), uses a test stack tuned for ICT/FCT/EOL with OBP programming on the line, and ships evidence with MES traceability. You hit certification dates without sacrificing yield.

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Throughput in EV charger manufacturing: parallelize the critical path

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• Split the flow. We process the PFC board, control board, and power  board in parallel while  box-build  teams start enclosure prep and potting.
• Prioritize the bottleneck. We  schedule power board  assembly as the constraint step and stage inputs to prevent  starving.
• Clone  recipes. Once the first  lane stabilizes, we clone fixtures/limits to a second lane to lift  throughput  without re-learning.

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Result: We compressed a two-week charger build to a four-day assembly cycle, then  delivered on Day 5.

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Certification: ARAI readiness without rework

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• Coverage plan for ARAI.  Define ICT  scope (opens/shorts/values), add boundary-scan/JTAG if access is tight,  prove function at FCT,  and hold EOL as the shipping gate.
• Safety  evidence. Add hi-pot  testing and insulation resistance where the  product family requires it; store limits/results against the unit  serial in MES  traceability.
• Artifact pack. Lock golden unit, limit files, firmware checksum, and station logs; package them for the ARAI submission so  certification doesn’t trigger  redesign.

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Localization:  cost and lead time without quality drift

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• Local inputs where viable. We localize enclosures, harnesses, and passive/standard parts while  protecting risk components with AVL governance.
• One team, one record. The same program team runs build + test; MES  traceability binds OBP  version, test results, and pack data to the serial—clean evidence  for audits and warranty.
• Measured  impact. Full localization  of charger manufacturing removed import dependency and enabled cost  reduction alongside the compressed build cycle.

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Test architecture for EV chargers: ICT/FCT/EOL with OBP on the line

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• OBP programming on-line. Program MCU/SoC at the line; write version and checksum to MES  against the unit ID; enforce no-pass/no-ship.
• Separate programming from testing. Don’t hold testers hostage to long flashes; keep testers focused on FCT/EOL  coverage.
• Station health. Track fixture planarity, contact resistance, and instrument calibration on schedule; prevent intermittent escapes.

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Case impact:  By separating programming from testing, INDIC lifted tester throughput by 60%and cut direct test cost by 20% — with no new capital equipment.

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Case evidence 1 — Four-day EV charger assembly cycle

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• Problem. Certification required 10  units in five days; the existing process took two weeks.
• Method. Parallel PFC/power/control builds; early box-build start; potting and cable integration in parallel; fixtures/recipes  cloned for a second lane.
• Outcome.  Four-day assembly cycle, delivery on Day 5; localization in place to hold cost and lead time.

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Case evidence 2 — EV charger testing: +60% throughput, −20% cost

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• Problem. Single-station flow mixed programming with functional testing; long flashes  throttled output.
• Method. Move OBP programming  off the tester’s critical path; keep ICT/FCT/EOL  focused on coverage.
• Outcome.  Throughput +60%,  cost −20%,  fewer dependencies on external vendors.

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What you provide; what INDIC returns

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You provide: charger specs and ratings, BOM/AVL, Gerbers/stack-up, safety targets, firmware image + checksum rules, target quantities and date for ARAI  certification.
INDIC returns: a charger  coverage matrix(ICT/JTAG/FCT/EOL/hi-pot), OBP flow, parallelized build plan with  lane cloning, localization plan (what to source locally, what to keep  global), and an MES  traceability schema with an evidence pack for certification.

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Quick checklist — EV & power electronics throughput, certification, localization

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• Parallelize PFC/control/power  assembly; start box-build  and potting early.
• Keep  OBP programming  off tester critical path; reserve testers for FCT/EOL.
• Define  ICT/FCT/EOL  coverage + hi-pot  where required; bind all results to serial in MES.
• Clone  fixtures/limits to scale throughput; track station health.
• Localize where stable; guard AVL for risk parts; maintain a certification  artifact pack.

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EV & Power Electronics: Throughput, ARIA Certification & Localization -The Bottom Line

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To scale EV charger manufacturing, design the flow for throughput, build the test stack for ARAI certification, and localize without loosening controls. INDIC parallelizes assembly, separates OBP programming from FCT/EOL, and proves results through MES traceability—so you meet dates with predictable cost and quality.

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