文件
zhou yang和Claude Opus 5 efcba30a0c R2 底板改 4 层(D15):规则 / 几何 / 背面摆位 / 4 层布线与铺铜,已下发
- 规则:铜层 2→4,差分 0.28/0.18,间距 0.15,过孔 0.3/0.2(rules_base)
- 几何:98×98 板框 + 4×M3,槽阵居中,L1 12V 大铜 + 指头(pcb_base)
- 摆位:五插槽留 L1,其余 133 件翻到 L4;背面镜像规则实测;Hub 放走廊 2、
  东移 2.5 mm;扇出圈 / 小件间距 1.5(去耦例外)/ 9 A 过孔阵禁区(place_base)
- 叠层按用户决定改为 L1 槽面 / L2 整层 +3V3 / L3 整层 GND / L4 器件面
- 布线:D± 七对按构造布通(USB3 掉头、USB1/2 北去掉头、USB4/5 东绕、
  J23 桥),+3V3 / GND / +12V 平面网每脚一孔,0.125 网格 + PathFinder
  开关(route_base、remote_route.ps1);剩 37 个网待手工补
- 铺铜:4 层重写,入口链自南向北切段 + 断面校核(pour_base);
  已下发布线 / 缝合孔 / 铜面轮廓,填铜未成功(待查)
- 工具:plot_base / plot_routes / shot_base,board_check 通孔两层都算

Co-Authored-By: Claude Opus 5 <[email protected]>
Claude-Session: https://claude.ai/code/session_0168Bu6SEx3cXXCJLkdnE6zB
2026-09-10 21:02:10 +08:00

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120,
"【A】输入保护与缓启动",
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"12V/10A 适配器 -> F1 10A -> Q1 反接保护(缓启动 tau=R1*C1=10ms)",
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520,
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"【A2】输入储能与钳位",
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520,
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"D1 SMBJ13A 钳位 21.5V(TPS54622 Vin 上限 17V,靠 Q1 缓启动消除热插拔振铃)",
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"注:ESP32 必须由本路独立供电",
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"TL431 导通时阴极约 2.0~2.2V -> Q3(P-MOS) Vgs = -9.8V 全导通;截止时 Vgs=0",
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"12V/10A -> F1 10A -> Q1 AO4407 反接保护,栅极 RC 缓启动 tau = R1*C1 = 10ms",
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"J1: 1 = GND(-) 2 = +12V(+)",
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"【B】辅助电源 12V -> 3.3V / 500mA(ESP32 独立供电,不依赖任何一路输出)",
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"TL431 导通时阴极 2.0~2.2V -> Q3(P-MOS) Vgs = -9.8V 全导通;截止时 Vgs = 0",
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319,
"R9 10R/5W 为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
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[
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"【D】输入侧电流 / 电压监测(整板功率预算)",
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"U13 地址 A1=GND、A0=SCL -> 0x43(地址表见 §8.2,不是顺排)",
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"【A】输入保护 / 缓启动 / 输入储能",
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"已复核 SLUSEF4A: Vref=0.6V -> R2/R3=100k/22.1k -> 3.315V; EN 绝对最大 = VIN+0.3V, 可直接接 VIN; Y 后缀 = 1.1MHz",
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330,
"TL431 导通时阴极 2.0~2.2V -> Q3(P-MOS) Vgs = -9.8V 全导通;截止时 Vgs = 0",
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319,
"R9 10R/5W 为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
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"五路分叉点之间,Kelvin 四线焊盘",
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"【A】输入保护 / 缓启动 / 输入储能",
0,
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"12V/10A -> F1 10A -> Q1 AO4407 反接保护,栅极 RC 缓启动 tau = R1*C1 = 10ms",
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[
40,
730,
"J1: 1 = GND(-) 2 = +12V(+)",
0,
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"【B】辅助电源 12V -> 3.3V / 500mA(ESP32 独立供电,不依赖任何一路输出)",
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14
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60,
537,
"已复核 SLUSEF4A: Vref=0.6V -> R2/R3=100k/22.1k -> 3.315V; EN 绝对最大 = VIN+0.3V, 可直接接 VIN; Y 后缀 = 1.1MHz",
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"【C】12V 母线泄放(防 USB 反灌抬高母线)",
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14
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[
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340,
"阈值 = 2.495V x (R4+R5)/R5 = 2.495 x 5.32 = 13.27V",
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330,
"TL431 导通时阴极 2.0~2.2V -> Q3(P-MOS) Vgs = -9.8V 全导通;截止时 Vgs = 0",
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319,
"R9 10R/5W 为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
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"【D】输入侧电流 / 电压监测",
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[
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"Rs6 5mΩ: 满板约 8A -> 40mV(满量程 81.92mV)",
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[
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"U13: A1=GND / A0=SCL -> 0x43(地址表见 §8.2)",
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"体电容在 Rs6 上游;PCB 上 Rs6 放在体电容与",
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"五路分叉点之间,Kelvin 四线焊盘",
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730,
"J1: 1 = GND(-) 2 = +12V(+)",
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548,
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14
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60,
537,
"已复核 SLUSEF4A: Vref=0.6V -> R2/R3=100k/22.1k -> 3.315V; EN 绝对最大 = VIN+0.3V, 可直接接 VIN; Y 后缀 = 1.1MHz",
0,
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[
60,
352,
"【C】12V 母线泄放(防 USB 反灌抬高母线)",
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14
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[
60,
340,
"阈值 = 2.495V x (R4+R5)/R5 = 2.495 x 5.32 = 13.27V",
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330,
"TL431 导通时阴极 2.0~2.2V -> Q3(P-MOS) Vgs = -9.8V 全导通;截止时 Vgs = 0",
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60,
319,
"R9 10R/5W 为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
0,
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800,
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[
60,
319,
"泄放为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
0,
9
],
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700,
245,
"Rs6 5mΩ: 满板约 8A -> 40mV,INA226 满量程 81.92mV / 分辨率 0.5mA",
0,
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700,
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"U13 地址 A1=GND、A0=SCL -> 0x43(地址表见 §8.2,不是顺排)",
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700,
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0,
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700,
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"R9A~R9E: 5 × 2Ω 2512 串联 = 10Ω/10W,高 0.8mm(原立式水泥电阻站起来超高度预算)",
0,
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],
[
60,
789,
"12V/10A -> F1 12A -> Q1 AO4407 反接保护,栅极 RC 缓启动 tau = R1*C1 = 10ms",
0,
9
],
[
60,
319,
"泄放为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
0,
9
],
[
700,
245,
"Rs6 5mΩ: 满板约 8A -> 40mV,INA226 满量程 81.92mV / 分辨率 0.5mA",
0,
9
],
[
700,
232,
"U13 地址 A1=GND、A0=SCL -> 0x43(地址表见 §8.2,不是顺排)",
0,
9
],
[
700,
219,
"体电容在 Rs6 上游;PCB 上 Rs6 放在体电容与五路分叉点之间,Kelvin 四线焊盘",
0,
9
],
[
700,
206,
"R9A~R9E: 5 × 2Ω 2512 串联 = 10Ω/10W,高 0.8mm(原立式水泥电阻站起来超高度预算)",
0,
9
],
[
60,
789,
"12V/10A -> F1 12A -> Q1 AO4407 反接保护,栅极 RC 缓启动 tau = R1*C1 = 10ms",
0,
9
],
[
60,
319,
"泄放为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
0,
9
],
[
700,
245,
"Rs6 5mΩ: 满板约 8A -> 40mV,INA226 满量程 81.92mV / 分辨率 0.5mA",
0,
9
],
[
700,
232,
"U13 地址 A1=GND、A0=SCL -> 0x43(地址表见 §8.2,不是顺排)",
0,
9
],
[
700,
219,
"体电容在 Rs6 上游;PCB 上 Rs6 放在体电容与五路分叉点之间,Kelvin 四线焊盘",
0,
9
],
[
700,
206,
"R9A~R9E: 5 × 2Ω 2512 串联 = 10Ω/10W,高 0.8mm(原立式水泥电阻站起来超高度预算)",
0,
9
],
[
60,
789,
"12V/10A -> F1 12A -> Q1 AO4407 反接保护,栅极 RC 缓启动 tau = R1*C1 = 10ms",
0,
9
],
[
60,
319,
"泄放为突发额定:13.3V 下 1.33A / 17.7W,持续故障由固件关 VBUS 兜底",
0,
9
],
[
700,
245,
"Rs6 5mΩ: 满板约 8A -> 40mV,INA226 满量程 81.92mV / 分辨率 0.5mA",
0,
9
],
[
700,
232,
"U13 地址 A1=GND、A0=SCL -> 0x43(地址表见 §8.2,不是顺排)",
0,
9
],
[
700,
219,
"体电容在 Rs6 上游;PCB 上 Rs6 放在体电容与五路分叉点之间,Kelvin 四线焊盘",
0,
9
],
[
700,
206,
"R9A~R9E: 5 × 2Ω 2512 串联 = 10Ω/10W,高 0.8mm(原立式水泥电阻站起来超高度预算)",
0,
9
]
],
"nRect": 0,
"nPoly": 0
}