RKEF250K
For Reference Only
| Part Number | RKEF250K |
| PNEDA Part # | RKEF250K |
| Description | PTC RESET FUSE 60V 2.5A RADIAL |
| Manufacturer | Littelfuse |
| Unit Price | Request a Quote |
| In Stock | 31,026 |
| Warehouses | Shipped from Hong Kong SAR |
| Estimated Delivery | Jun 17 - Jun 22 (Choose Expedited Shipping) |
| Guarantee | Up to 1 year [PNEDA-Warranty]* |
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Free shipping on orders over $100. PNEDA is willing to provide you with better services.
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RKEF250K Resources
| Brand | Littelfuse |
| ECAD Module |
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| Mfr. Part Number | RKEF250K |
| Category | Power › Circuit Protection › PTC Resettable Fuses |
| Datasheet |
Payment Method
- Penda is not limited to cash transfers. Checks and bill transfers are also accepted.
- If you need the detailed invoice or tax ID,please email us.
- Some orders may require a minimum amount of $100.00.
- Cheque or cash on delivery, processing may take an additional 3-5 days.
Logistics Mode
- Delivery time: At the same day (Order deadline is 2pm, HK Time).
- Delivery date: usually 2 to 7 working days.
- It is unable to appoint a date of delivery.
- Tracking number will be sent once your order has been shipped.
- It may take up to 24 hours before carriers display the info.
Notes
- Please confirm the specifications of the products when ordering.
- If you have special order instructions,please note it on the ordering pages.
- Registered users can log in to the account to view the order status.
- You can email us to change the order details before shipment.
- Orders cannot be canceled after shipping the packages.
At PNEDA, we strive to be the industry leader by quickly and reliably supplying high-quality electronic components to our clients.
Our approach is built around proving our clients with three key advantages:
Prompt Responsiveness
Our team responds quickly to your requests, and gets to work immediately to find your parts.
Guaranteed Quality
Our quality-control processes guard against counterfeits while ensuring reliability and performance.
Global Access
Our worldwide network of trusted resources allows us to find and deliver the specific parts you need.
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RKEF250K Specifications
| Manufacturer | Littelfuse Inc. |
| Series | PolySwitch®, RKEF |
| Type | Polymeric |
| Voltage - Max | 60V |
| Current - Max | 40A |
| Current - Hold (Ih) (Max) | 2.5A |
| Current - Trip (It) | 5A |
| Time to Trip | 15.6s |
| Resistance - Initial (Ri) (Min) | 40 mOhms |
| Resistance - Post Trip (R1) (Max) | 140 mOhms |
| Resistance - 25°C (Typ) | - |
| Operating Temperature | -40°C ~ 85°C |
| Ratings | - |
| Mounting Type | Through Hole |
| Package / Case | Radial, Disc |
| Size / Dimension | 0.551" L x 0.118" W (14.00mm x 3.00mm) |
| Height - Seated (Max) | 0.902" (22.90mm) |
| Thickness (Max) | - |
| Lead Spacing | 0.199" (5.05mm) |
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Manufacturer Littelfuse Inc. Series PolySwitch® Type Polymeric Voltage - Max 250V (60V Int) Current - Max 3A Current - Hold (Ih) (Max) 120mA Current - Trip (It) - Time to Trip 1s Resistance - Initial (Ri) (Min) 6 Ohms Resistance - Post Trip (R1) (Max) 16 Ohms Resistance - 25°C (Typ) - Operating Temperature -40°C ~ 85°C Ratings - Mounting Type Through Hole Package / Case Radial, Disc Size / Dimension 0.256" L x 0.181" W (6.50mm x 4.60mm) Height - Seated (Max) 0.433" (11.00mm) Thickness (Max) - Lead Spacing 0.197" (5.00mm) |
Manufacturer Murata Electronics Series POSISTOR®, PTGL Type Ceramic Voltage - Max 51V Current - Max 1A Current - Hold (Ih) (Max) 213mA Current - Trip (It) 283mA Time to Trip - Resistance - Initial (Ri) (Min) - Resistance - Post Trip (R1) (Max) - Resistance - 25°C (Typ) 10 Ohms Operating Temperature -30°C ~ 125°C Ratings - Mounting Type Through Hole Package / Case Radial, Disc Size / Dimension 0.177" Dia x 0.138" T (4.50mm x 3.50mm) Height - Seated (Max) 0.374" (9.50mm) Thickness (Max) - Lead Spacing 0.197" (5.00mm) |
Manufacturer Vishay BC Components Series - Type Ceramic Voltage - Max 240V Current - Max 4A Current - Hold (Ih) (Max) 100mA Current - Trip (It) 200mA Time to Trip 2s Resistance - Initial (Ri) (Min) - Resistance - Post Trip (R1) (Max) - Resistance - 25°C (Typ) 25 Ohms Operating Temperature -40°C ~ 85°C Ratings - Mounting Type Surface Mount Package / Case 4-SMD Size / Dimension 0.354" L x 0.283" W (9.00mm x 7.20mm) Height - Seated (Max) - Thickness (Max) 0.272" (6.90mm) Lead Spacing - |
