PTC RESET FUSE 30V 1.85A RADIAL
Bourns MF-R185 是一款径向引线 PTC 自恢复保险丝，最大电压 30V，保持电流 1.85A，动作电流 3.70A，符合 AEC-Q200 汽车级标准，RoHS 合规且无卤。规格书核对
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规格书核对参数
18 项| 参数 | 值和测试条件 | 出处 |
|---|---|---|
| 最大电压 | 30 Volts | |
| 最大电流 | 40 Amps | |
| 保持电流 | 1.85 Amps at 23 °C | |
| 动作电流 | 3.70 Amps at 23 °C | |
| 初始电阻 | Min. 0.040 Ohms, Max. 0.07 Ohms at 23 °C | |
| 动作后1小时电阻 | Max. 0.11 Ohms at 23 °C |
全部参数（22 项）
| 电源 | |
|---|---|
| Current - Hold (Ih) (Max) | 1.85 A |
| Current - Max | 40 A |
| Current - Trip (It) | 3.7 A |
| Voltage - Max | 30V |
| 环境与封装 | |
| Height - Seated (Max) | 0.724" (18.40mm) |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C~85°C |
| Package | Bulk |
| Package / Case | Radial, Disc |
| Size / Dimension | 0.472" Dia x 0.118" T (12.00mm x 3.00mm) |
| 其他 | |
| Approval Agency | cURus, TUV |
| Base Product Number | MF-R185 |
| Lead Spacing | 0.201" (5.10mm) |
| Mfr | Bourns Inc. |
| Product Status | Active |
| Ratings | - |
| Resistance - Initial (Ri) (Min) | 40 mOhms |
| Resistance - Post Trip (R1) (Max) | 110 mOhms |
| Series | Multifuse®, MF-R |
| Thickness (Max) | - |
| Time to Trip | 8.7 s |
| Type | Polymeric |
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技术资料
规格书核对内容由 AI 从原厂规格书提取，点页码查看原文。