# RXEF017-AP Littelfuse Inc. | Circuit Protection | DigiKey

**Manufacturer:** Littelfuse Inc  
**Brand:** Littelfuse Inc.  
**MPN:** `RXEF017-AP`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Littelfuse Inc. |
| Manufacturer name | Littelfuse Inc. |
| Manufacturer | Littelfuse Inc. |
| DimensionUnit | inch |
| Extra Product Name | RXEF017-AP Littelfuse Inc. \| Circuit Protection \| DigiKey |
| atoms | 1 |
| extraShipping | 0 |
| height | 0.5 |
| height_Attrib | Height - Seated (Max) |
| moq | 1 |
| MPN | RXEF017-AP |
| multiple | 1 |
| qtyInStock | 310 |
| SKU | 5015961 |
| snippet | Polymeric PTC Resettable Fuse 60V 170 mA Ih Through Hole Radial, Disc |
| tierMinQty1 | 1 |
| tierMinQty10 | 4,000 |
| tierMinQty2 | 5 |
| tierMinQty3 | 10 |
| tierMinQty4 | 50 |
| tierMinQty5 | 100 |
| tierMinQty6 | 250 |
| tierMinQty7 | 500 |
| tierMinQty8 | 1,000 |
| tierMinQty9 | 2,000 |
| tierPrice1 | 0.5175 |
| tierPrice10 | 0.18415 |
| tierPrice2 | 0.5014 |
| tierPrice3 | 0.48529999999999995 |
| tierPrice4 | 0.40824999999999995 |
| tierPrice5 | 0.3387899999999999 |
| tierPrice6 | 0.308016 |
| tierPrice7 | 0.26183199999999995 |
| tierPrice8 | 0.2310235 |
| tierPrice9 | 0.18750 |
| Category | Circuit Protection |
| Mfr | Littelfuse Inc. |
| Series | PolySwitch?, RXEF |
| Package | Cut Tape (CT) |
| Product Status | Active |
| Type | Polymeric |
| Voltage - Max | 60V |
| Current - Max | 40 A |
| Current - Hold (Ih) (Max) | 170 mA |
| Current - Trip (It) | 340 mA |
| Time to Trip | 3 s |
| Resistance - Initial (Ri) (Min) | 3.3 Ohms |
| Resistance - Post Trip (R1) (Max) | 8 Ohms |
| Operating Temperature | -40?C ~ 85?C |
| Ratings | - |
| Mounting Type | Through Hole |
| Package / Case | Radial, Disc |
| Size / Dimension | 0.291" Dia x 0.118" T (7.40mm x 3.00mm) |
| Height - Seated (Max) | 0.500" (12.70mm) |
| Thickness (Max) | - |
| Lead Spacing | 0.199" (5.05mm) |
| Approval Agency | CQC, CSA, TUV, UL |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Digi-Key | 5015961 | 0.5175 | 1 | 310 | 1 |
| Newark | 40K8545 |  |  | None | 1 |
| iodParts | RXEF017-AP |  |  | None | 1 |
| Newark | 34AC5296 | 0.234 | 1 | None | 2000 |
| Digi-Key | 5268541 | 0.483 | 1 | 368 | 1 |
| Digi-Key | 1114026 | 0.506 | 1 | 335 | 1 |
| Digi-Key | 6588986 | 0.506 | 1 | 335 | 1000 |

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Structured data: `/python/html6/product/500/81000000/81411500/part_--RXEF017AP---LittelfuseInc--d65a35c4cb.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp