component
U322
Public Made by Adomby adom
UNI SEMIC DC-DC Converters, SOP-8. Pinout cross-checked by two models against the datasheet, KiCad symbol/footprint/3D.
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u322: specified limits as data (metadata.characteristics, 35 rows from the datasheet)
2 files changed
+470−1
README.md+42@@ -26,6 +26,48 @@ U322 from UNI SEMIC, in a SOP-8. Pinout and pin descriptions extracted from the | Category | Power Management (PMIC) | | Pins | 8 | +## Electrical characteristics++Limits as printed in the datasheet (page.json `metadata.characteristics` carries them as data).++| Parameter | Symbol | Min | Typ | Max | Unit | Conditions | Page |+|---|---|---|---|---|---|---|---|+| 内部差分放大器输入端基准 (VFB_REF) | VFB_REF | 1.97 | 2 | 2.03 | V | | 7 |+| HV 脚供电电流 | IHV | 1 | 2 | | mA | HV=150V, VDD=0V | 6 |+| HV 脚漏电电流 | IHV_leakage | | | 10 | uA | HV=150V, VDD=12V | 6 |+| VDD 启动电流 | IVDD_st | | 100 | 300 | uA | 无开关工作 | 6 |+| 典型最短关断时间 (TOFF_min_norm) | TOFF_min_norm | 14.5 | 16 | 17.5 | us | | 7 |+| HV 管脚电压 | | -0.3 | | 200 | V | | 6 |+| VDD 供电电压 | | | | 30 | V | | 6 |+| VDD 箝位电流 | | | | 10 | mA | | 6 |+| FB，CS，GATE 管脚电压 | | -0.3 | | 7 | V | | 6 |+| 最高芯片工作结温 | | | | 160 | °C | | 6 |+| 储藏温度 | | -65 | | 150 | °C | | 6 |+| 管脚温度 (焊接) | | | | 260 | °C | 焊接 10 秒 | 6 |+| ESD 能力 (人体模型) | | | | 3 | KV | | 6 |+| ESD 能力 (机器模型) | | | | 250 | V | | 6 |+| 工作环境温度 | | -40 | | 125 | °C | | 6 |+| 开关频率 | | 40 | | 60 | kHz | | 6 |+| 封装热阻---结到环境(SOP-8) | | | | 165 | °C/W | | 6 |+| VDD 调制电压 | VDD_Reg1 | | 12.5 | | V | FB 悬空 | 6 |+| VDD 工作电流 | IVDD_Op | | 800 | | uA | Fsw=60kHz | 6 |+| VDD 静态电流 | IVDD_Q | | 200 | | uA | | 6 |+| VDD 过压保护阈值 | VDD_OVP | | 28 | | V | | 6 |+| VDD 钳位电压 | VDD_Clamp | | 30 | | V | IVDD=10mA | 6 |+| 输出过压保护 (OVP) 检测阈值 | VFB_OVP | | 2.4 | | V | | 7 |+| 输出过载保护 (OLP) 检测阈值 | VFB_OLP | | 1.87 | | V | | 7 |+| 过载保护延迟时间 | TD_OLP | | 100 | | ms | | 7 |+| 前沿消隐 | TLEB | | 350 | | ns | | 7 |+| 过流比较器延时 | TD_OCP | | 100 | | ns | | 7 |+| 峰值电流阈值 | VIPK | | 0.3 | | V | | 7 |+| 异常过流保护检测阈值 | VAOCP | | 0.6 | | V | | 7 |+| 典型最长关断时间 | TOFF_max_norm | | 1.4 | | ms | | 7 |+| 动态响应模式下最长关断时间 | TOFF_max_FDR | | 420 | | us | | 7 |+| 最长导通时间 | TON_max | | 12 | | us | | 7 |+| 内部软启动时间 | Tss | | 3 | | ms | | 7 |+| 自动恢复延迟时间 | TAuto_Recovery | | 500 | | ms | | 7 |+| 过热保护阈值 | TSD | | 150 | | °C | | 7 |+ ## CAD (KiCad official) - Symbol: `U322`
page.json+428−1@@ -178,6 +178,433 @@ "Package": "SOP-8", "Category": "Power Management (PMIC)", "Pins": "8"+ },+ "characteristics": {+ "version": 1,+ "source": "datasheet",+ "datasheet_sha256": "5a2395cd567a1842",+ "rows": [+ {+ "name": "内部差分放大器输入端基准 (VFB_REF)",+ "symbol": "VFB_REF",+ "kind": "electrical",+ "unit": "V",+ "min": 1.97,+ "typ": 2,+ "max": 2.03,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "HV 脚供电电流",+ "symbol": "IHV",+ "kind": "electrical",+ "unit": "mA",+ "min": 1,+ "typ": 2,+ "max": null,+ "conditions": "HV=150V, VDD=0V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "HV 脚漏电电流",+ "symbol": "IHV_leakage",+ "kind": "electrical",+ "unit": "uA",+ "min": null,+ "typ": null,+ "max": 10,+ "conditions": "HV=150V, VDD=12V",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 启动电流",+ "symbol": "IVDD_st",+ "kind": "electrical",+ "unit": "uA",+ "min": null,+ "typ": 100,+ "max": 300,+ "conditions": "无开关工作",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "典型最短关断时间 (TOFF_min_norm)",+ "symbol": "TOFF_min_norm",+ "kind": "timing",+ "unit": "us",+ "min": 14.5,+ "typ": 16,+ "max": 17.5,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "HV 管脚电压",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 200,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 供电电压",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 30,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 箝位电流",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "mA",+ "min": null,+ "typ": null,+ "max": 10,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "FB，CS，GATE 管脚电压",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": -0.3,+ "typ": null,+ "max": 7,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "最高芯片工作结温",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 160,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "储藏温度",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": -65,+ "typ": null,+ "max": 150,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "管脚温度 (焊接)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": null,+ "max": 260,+ "conditions": "焊接 10 秒",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "ESD 能力 (人体模型)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "KV",+ "min": null,+ "typ": null,+ "max": 3,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "ESD 能力 (机器模型)",+ "symbol": "",+ "kind": "absolute_maximum",+ "unit": "V",+ "min": null,+ "typ": null,+ "max": 250,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "工作环境温度",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "°C",+ "min": -40,+ "typ": null,+ "max": 125,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "开关频率",+ "symbol": "",+ "kind": "recommended_operating",+ "unit": "kHz",+ "min": 40,+ "typ": null,+ "max": 60,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "封装热阻---结到环境(SOP-8)",+ "symbol": "",+ "kind": "thermal",+ "unit": "°C/W",+ "min": null,+ "typ": null,+ "max": 165,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 调制电压",+ "symbol": "VDD_Reg1",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 12.5,+ "max": null,+ "conditions": "FB 悬空",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 工作电流",+ "symbol": "IVDD_Op",+ "kind": "electrical",+ "unit": "uA",+ "min": null,+ "typ": 800,+ "max": null,+ "conditions": "Fsw=60kHz",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 静态电流",+ "symbol": "IVDD_Q",+ "kind": "electrical",+ "unit": "uA",+ "min": null,+ "typ": 200,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 过压保护阈值",+ "symbol": "VDD_OVP",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 28,+ "max": null,+ "conditions": "",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "VDD 钳位电压",+ "symbol": "VDD_Clamp",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 30,+ "max": null,+ "conditions": "IVDD=10mA",+ "source_page": 6,+ "source": "datasheet"+ },+ {+ "name": "输出过压保护 (OVP) 检测阈值",+ "symbol": "VFB_OVP",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 2.4,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "输出过载保护 (OLP) 检测阈值",+ "symbol": "VFB_OLP",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 1.87,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "过载保护延迟时间",+ "symbol": "TD_OLP",+ "kind": "timing",+ "unit": "ms",+ "min": null,+ "typ": 100,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "前沿消隐",+ "symbol": "TLEB",+ "kind": "timing",+ "unit": "ns",+ "min": null,+ "typ": 350,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "过流比较器延时",+ "symbol": "TD_OCP",+ "kind": "timing",+ "unit": "ns",+ "min": null,+ "typ": 100,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "峰值电流阈值",+ "symbol": "VIPK",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 0.3,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "异常过流保护检测阈值",+ "symbol": "VAOCP",+ "kind": "electrical",+ "unit": "V",+ "min": null,+ "typ": 0.6,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "典型最长关断时间",+ "symbol": "TOFF_max_norm",+ "kind": "timing",+ "unit": "ms",+ "min": null,+ "typ": 1.4,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "动态响应模式下最长关断时间",+ "symbol": "TOFF_max_FDR",+ "kind": "timing",+ "unit": "us",+ "min": null,+ "typ": 420,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "最长导通时间",+ "symbol": "TON_max",+ "kind": "timing",+ "unit": "us",+ "min": null,+ "typ": 12,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "内部软启动时间",+ "symbol": "Tss",+ "kind": "timing",+ "unit": "ms",+ "min": null,+ "typ": 3,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "自动恢复延迟时间",+ "symbol": "TAuto_Recovery",+ "kind": "timing",+ "unit": "ms",+ "min": null,+ "typ": 500,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ },+ {+ "name": "过热保护阈值",+ "symbol": "TSD",+ "kind": "absolute_maximum",+ "unit": "°C",+ "min": null,+ "typ": 150,+ "max": null,+ "conditions": "",+ "source_page": 7,+ "source": "datasheet"+ }+ ] } }, "variants": [],@@ -219,4 +646,4 @@ "visibility": { "public": true }-}+}