0hmX/am3352-ddr-track-a-local-dfm-wip-20261007
Experimental RJ45-corrected board with isolated PG indication. 1005/1005 source joins pass; 15 expanded-guard physical errors, sourcing and qualification gates remain. Not fabrication-ready.
- Version
- 0.0.14
- License
- unset
- Stars
- 0
hdmi/power/widening-proposal/routed-ir-sensitivity.json
{
"status": "PARAMETER_SENSITIVITY_ONLY_NO_TRANSIENT_OR_GROUND_SIGNOFF",
"power_patch_sha256": "e57ebea800fd040705bf4fe5cfddf36600d59b370d66f4b048934a90a6464508",
"widening_patch_sha256": "bb523bba7152fa36d5a7c709148dc7d03fcf7793b5f3f782768536056beb2794",
"actual_native_path_metrics": {
"selected": {
"by_layer": {
"inner4": {
"length_mm": 25.24369075297935,
"squares": 100.9747630119174
},
"top": {
"length_mm": 16.84454593500596,
"squares": 79.5297683391381
},
"bottom": {
"length_mm": 4.5956767340755755,
"squares": 18.382706936302302
}
},
"total_trace_squares": 198.8872382873578,
"segments": [
{
"pcb_trace_id": "hdmi_power_trace_final_088_distribution_HDMI_5V_SUPPLY",
"by_layer": {
"inner4": {
"length_mm": 17.695961061281917,
"squares": 70.78384424512767
},
"top": {
"length_mm": 0.9804208280121322,
"squares": 3.9216833120485286
}
}
},
{
"pcb_trace_id": "hdmi_power_trace_1009_TPD_SUPPLY_inner4",
"by_layer": {
"inner4": {
"length_mm": 7.547729691697432,
"squares": 30.19091876678973
}
}
},
{
"pcb_trace_id": "hdmi_power_trace_1034_TPD5V_output_joint_proposal",
"by_layer": {
"top": {
"length_mm": 4.024583111853686,
"squares": 16.098332447414744
},
"bottom": {
"length_mm": 4.5956767340755755,
"squares": 18.382706936302302
}
}
},
{
"pcb_trace_id": "hdmi_power_trace_final_090_distribution_HDMI_5V",
"by_layer": {
"top": {
"length_mm": 9.814277895287766,
"squares": 39.257111581151065
}
}
},
{
"pcb_trace_id": "hdmi_power_reserved_TPD_SUPPLY_dogbone",
"by_layer": {
"top": {
"length_mm": 2.025264099852375,
"squares": 20.252640998523752
}
}
}
]
},
"width_only_proposal": {
"by_layer": {
"inner4": {
"length_mm": 25.243690752979347,
"squares": 53.243560106319336
},
"top": {
"length_mm": 16.844545935005957,
"squares": 63.99101685972157
},
"bottom": {
"length_mm": 4.5956767340755755,
"squares": 14.023002462939411
}
},
"total_trace_squares": 131.2575794289803,
"segments": [
{
"pcb_trace_id": "hdmi_power_trace_final_088_distribution_HDMI_5V_SUPPLY",
"by_layer": {
"inner4": {
"length_mm": 17.695961061281917,
"squares": 36.47882044905573
},
"top": {
"length_mm": 0.9804208280121323,
"squares": 2.614455541365678
}
}
},
{
"pcb_trace_id": "hdmi_power_trace_1009_TPD_SUPPLY_inner4",
"by_layer": {
"inner4": {
"length_mm": 7.547729691697431,
"squares": 16.764739657263604
}
}
},
{
"pcb_trace_id": "hdmi_power_trace_1034_TPD5V_output_joint_proposal",
"by_layer": {
"top": {
"length_mm": 4.024583111853686,
"squares": 14.199799834391099
},
"bottom": {
"length_mm": 4.5956767340755755,
"squares": 14.023002462939411
}
}
},
{
"pcb_trace_id": "hdmi_power_trace_final_090_distribution_HDMI_5V",
"by_layer": {
"top": {
"length_mm": 9.814277895287765,
"squares": 26.924120485441037
}
}
},
{
"pcb_trace_id": "hdmi_power_reserved_TPD_SUPPLY_dogbone",
"by_layer": {
"top": {
"length_mm": 2.025264099852375,
"squares": 20.252640998523752
}
}
}
]
}
},
"scenarios": [
{
"copper_um": 18,
"copper_temperature_C": 25,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.007899522359592692,
"selected": {
"trace_ohm": 0.19423290123553907,
"source_path_drop_V": 0.011117283297732247,
"remaining_to4_8V_from_static4_8337668V_V": 0.022649516702268002
},
"width_only_proposal": {
"trace_ohm": 0.1281859041393588,
"source_path_drop_V": 0.007484698457442331,
"remaining_to4_8V_from_static4_8337668V_V": 0.0262821015425585
}
},
{
"copper_um": 18,
"copper_temperature_C": 85,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.009726332904771876,
"selected": {
"trace_ohm": 0.2391503906793091,
"source_path_drop_V": 0.013688219797124453,
"remaining_to4_8V_from_static4_8337668V_V": 0.020078580202875784
},
"width_only_proposal": {
"trace_ohm": 0.15782964090791743,
"source_path_drop_V": 0.009215578559697912,
"remaining_to4_8V_from_static4_8337668V_V": 0.024551221440302307
}
},
{
"copper_um": 18,
"copper_temperature_C": 125,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.010944206601558001,
"selected": {
"trace_ohm": 0.26909538364182245,
"source_path_drop_V": 0.015402177463385925,
"remaining_to4_8V_from_static4_8337668V_V": 0.018364622536614306
},
"width_only_proposal": {
"trace_ohm": 0.1775921320869565,
"source_path_drop_V": 0.010369498627868299,
"remaining_to4_8V_from_static4_8337668V_V": 0.023397301372131807
}
},
{
"copper_um": 35,
"copper_temperature_C": 25,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.007899522359592692,
"selected": {
"trace_ohm": 0.09989120634970582,
"source_path_drop_V": 0.005928490079011418,
"remaining_to4_8V_from_static4_8337668V_V": 0.027838309920989346
},
"width_only_proposal": {
"trace_ohm": 0.06592417927167024,
"source_path_drop_V": 0.004060303589719461,
"remaining_to4_8V_from_static4_8337668V_V": 0.02970649641028089
}
},
{
"copper_um": 35,
"copper_temperature_C": 85,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.009726332904771876,
"selected": {
"trace_ohm": 0.12299162949221612,
"source_path_drop_V": 0.00729948793183434,
"remaining_to4_8V_from_static4_8337668V_V": 0.026467312068166216
},
"width_only_proposal": {
"trace_ohm": 0.08116952960978611,
"source_path_drop_V": 0.004999272438300689,
"remaining_to4_8V_from_static4_8337668V_V": 0.028767527561699424
}
},
{
"copper_um": 35,
"copper_temperature_C": 125,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.010944206601558001,
"selected": {
"trace_ohm": 0.13839191158722297,
"source_path_drop_V": 0.008213486500382955,
"remaining_to4_8V_from_static4_8337668V_V": 0.025553313499617758
},
"width_only_proposal": {
"trace_ohm": 0.09133309650186336,
"source_path_drop_V": 0.005625251670688175,
"remaining_to4_8V_from_static4_8337668V_V": 0.02814154832931237
}
},
{
"copper_um": 70,
"copper_temperature_C": 25,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.007899522359592692,
"selected": {
"trace_ohm": 0.04994560317485291,
"source_path_drop_V": 0.003181481904394508,
"remaining_to4_8V_from_static4_8337668V_V": 0.030585318095606162
},
"width_only_proposal": {
"trace_ohm": 0.03296208963583512,
"source_path_drop_V": 0.00224738865974853,
"remaining_to4_8V_from_static4_8337668V_V": 0.031519411340251935
}
},
{
"copper_um": 70,
"copper_temperature_C": 85,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.009726332904771876,
"selected": {
"trace_ohm": 0.06149581474610806,
"source_path_drop_V": 0.0039172181207983965,
"remaining_to4_8V_from_static4_8337668V_V": 0.02984958187920217
},
"width_only_proposal": {
"trace_ohm": 0.04058476480489306,
"source_path_drop_V": 0.0027671103740315715,
"remaining_to4_8V_from_static4_8337668V_V": 0.030999689625969218
}
},
{
"copper_um": 70,
"copper_temperature_C": 125,
"load_A": 0.055,
"four_full_barrel_bound_ohm": 0.010944206601558001,
"selected": {
"trace_ohm": 0.06919595579361149,
"source_path_drop_V": 0.004407708931734321,
"remaining_to4_8V_from_static4_8337668V_V": 0.029359091068266174
},
"width_only_proposal": {
"trace_ohm": 0.04566654825093168,
"source_path_drop_V": 0.0031135915168869327,
"remaining_to4_8V_from_static4_8337668V_V": 0.03065320848311348
}
}
],
"assumptions": {
"copper_resistivity20C_ohm_m": 1.724e-08,
"temperature_coefficient_per_C": 0.00393,
"barrel_plating_um": 20,
"barrel_hole_um": 150,
"barrels_counted_at_full_board_thickness": 4,
"board_thickness_mm": 1.2
},
"limits": [
"The actual native records are authoritative; saved routing results retain older draft polyline lengths/layers and are not used here.",
"Copper thickness and finished via plating are explicit scenario parameters, not released fabrication guarantees.",
"Ground distribution resistance, pad spreading, connector contact and TPD dynamic response are not solved here.",
"The old5mV combined PCB/GND allocation predates actual routes and is not justified by this routed path.",
"The converter encrypted PSpice startup/load simulation did not execute. This arithmetic is not a substitute for it.",
"Output must retain4.8..5.3V including initial tolerance, PCB drop, load response and ripple. Static corners remain conditional."
]
}
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