graph LR
subgraph "热插拔控制器电路"
A["12V直流输入"] --> B[π型滤波器]
B --> C[TVS保护]
C --> D[LM5069控制器]
D --> E[栅极驱动]
E --> F["VBED1606 \n 热插拔开关"]
F --> G[缓启动电容]
G --> H[电流检测电阻]
H --> I["硬盘背板 \n 12V输出"]
I --> J[硬盘连接器]
K[过流检测] --> D
L[过温检测] --> D
M[软启动控制] --> D
end
subgraph "多硬盘槽位阵列"
direction TB
subgraph "槽位1"
SLOT1_MOS["VBED1606"] --> SLOT1_HDD[硬盘1]
end
subgraph "槽位2"
SLOT2_MOS["VBED1606"] --> SLOT2_HDD[硬盘2]
end
subgraph "槽位3"
SLOT3_MOS["VBED1606"] --> SLOT3_HDD[硬盘3]
end
subgraph "槽位N"
SLOTN_MOS["VBED1606"] --> SLOTN_HDD[硬盘N]
end
end
subgraph "保护与监控"
N[温度传感器] --> O[MCU I2C]
P[电流监控] --> O
Q[电压监控] --> O
O --> R[风扇控制]
O --> S[故障指示灯]
end
I --> SLOT1_MOS
I --> SLOT2_MOS
I --> SLOT3_MOS
I --> SLOTN_MOS
style F fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
style SLOT1_MOS fill:#e8f5e8,stroke:#4caf50,stroke-width:2px
板级DC-DC同步整流拓扑详图
graph TB
subgraph "多相Buck变换器"
A["12V输入"] --> B[输入电容阵列]
B --> C[IR35201控制器]
C --> D[相位1驱动]
C --> E[相位2驱动]
C --> F[相位3驱动]
C --> G[相位4驱动]
subgraph "相位1功率级"
H1["上管MOSFET"] --> I1[电感1]
J1["VBA1307下管"] --> I1
end
subgraph "相位2功率级"
H2["上管MOSFET"] --> I2[电感2]
J2["VBA1307下管"] --> I2
end
subgraph "相位3功率级"
H3["上管MOSFET"] --> I3[电感3]
J3["VBA1307下管"] --> I3
end
subgraph "相位4功率级"
H4["上管MOSFET"] --> I4[电感4]
J4["VBA1307下管"] --> I4
end
D --> H1
D --> J1
E --> H2
E --> J2
F --> H3
F --> J3
G --> H4
G --> J4
I1 --> K[输出电容]
I2 --> K
I3 --> K
I4 --> K
K --> L["0.9V FPGA核心电源"]
end
subgraph "效率优化设计"
M[磁珠滤波] --> N[高频MLCC]
O[多相均流控制] --> C
P[温度补偿] --> C
Q[动态相位管理] --> C
end
subgraph "监控与保护"
R[输出电流检测] --> S[过流保护]
T[输出电压检测] --> U[过压保护]
V[芯片温度检测] --> W[过温保护]
S --> C
U --> C
W --> C
end
style J1 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
style J2 fill:#e3f2fd,stroke:#2196f3,stroke-width:2px
数据保持与快速放电拓扑详图
graph LR
subgraph "超级电容充电管理"
A["48V备份总线"] --> B[充电控制器]
B --> C["VBPB2157N \n 充电开关"]
C --> D[电流检测]
D --> E[超级电容阵列]
E --> F[电压均衡电路]
F --> G[温度监测]
end
subgraph "快速放电控制"
H[系统故障信号] --> I[硬件看门狗]
I --> J[放电控制器]
K[电压监控器] --> J
L[计时电路] --> J
J --> M["VBPB2157N \n 放电开关"]
M --> N[放电电阻阵列]
N --> O[地]
end
subgraph "数据保持电路"
P[FPGA数据缓存] --> Q[非易失存储器]
R[CPU状态保存] --> Q
S[时钟保持电路] --> T[RTC电池]
end
subgraph "电源切换逻辑"
U[主电源检测] --> V[电源切换器]
W[电容电压检测] --> V
V --> X[数据保持电源]
E --> V
end
E --> X
X --> P
X --> R
X --> S
style C fill:#fff3e0,stroke:#ff9800,stroke-width:2px
style M fill:#fff3e0,stroke:#ff9800,stroke-width:2px
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