{
  "kind": "合成对照输入与本地模型/解析结果，非设备实测",
  "article": "https://qifudev.com/article/rc-short-time-expm1-check/",
  "tool": "https://qifudev.com/tools/capacitor-charge/",
  "model": "τ=RC；Vc(t)=V×(1−exp(−t/τ))",
  "inputs": {
    "r": "1000000",
    "c": "1000",
    "voltage": "5",
    "timeMs": "0.001"
  },
  "outputs": {
    "tauMs": 1000000,
    "output": 4.999999997499999e-9,
    "percent": 9.999999994999998e-8
  },
  "extra_checks": [],
  "warnings": [],
  "limitation": "只支持零初值、单一阶跃和无额外负载；不替代原有RC截止频率工具，不计算任意波形滤波。",
  "source": {
    "label": "OpenStax：RC电路",
    "url": "https://openstax.org/books/university-physics-volume-2/pages/10-5-rc-circuits"
  },
  "measured": {
    "device": null,
    "firmware": null,
    "instrument": null,
    "conditions": null,
    "raw_result": null,
    "verdict": null
  }
}