Bourns Inc.United States
PTC RESET FUSE 30V 1.85A RADIAL
Bourns MF-R185 is a radial leaded PTC resettable fuse with 30V max voltage, 1.85A hold current, and 3.70A trip current. It is AEC-Q200 automotive grade compliant, RoHS compliant, and halogen free.Checked against the datasheet
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View full reportTechnical parameters
Datasheet-verified parameters
18 items| Parameter | Value and test conditions | Source |
|---|---|---|
| Maximum Voltage | 30 Volts | |
| Maximum Current | 40 Amps | |
| Hold Current | 1.85 Amps at 23 °C | |
| Trip Current | 3.70 Amps at 23 °C | |
| Initial Resistance | Min. 0.040 Ohms, Max. 0.07 Ohms at 23 °C | |
| 1 Hour Post-Trip Resistance | Max. 0.11 Ohms at 23 °C |
All parameters (22)
| Power | |
|---|---|
| Current - Hold (Ih) (Max) | 1.85 A |
| Current - Max | 40 A |
| Current - Trip (It) | 3.7 A |
| Voltage - Max | 30V |
| Environment and package | |
| 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) |
| Other | |
| 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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Datasheet-verified content is extracted by AI from the manufacturer datasheet. Click a page number to view the original.