![RKEF250](http://media.zouser.com/zouser/product/sm/rkef250.jpg)
Enlarge
For Reference Only
RKEF250 |
|
Part Number | RKEF250 |
Zouser Part # | RKEF250 |
Manufacturer | Littelfuse |
Category | Power › Circuit Protection › PTC Resettable Fuses |
Description | PTC RESET FUSE 60V 2.5A RADIAL |
Lifecycle | Active |
RoHS | No RoHS Information |
EDA/CAD Models | RKEF250 PCB Footprint and Symbol |
Warehouses | USA, Europe, China, Hong Kong SAR |
Estimated Delivery | Feb 19 - Feb 24 (Choose Expedited Shipping) |
Warranty | Up to 1 year [Limited-Warranty]* |
Shipping
![](/zres/images/help/s-dhl.gif)
![](/zres/images/help/s-ems.gif)
![](/zres/images/help/s-tnt.gif)
![](/zres/images/help/s-fedex.gif)
![](/zres/images/help/s-ups.gif)
![](/zres/images/help/s-domestic.gif)
Payment
![](/zres/images/help/p-alipay.gif)
![](/zres/images/help/p-paypal.gif)
![](/zres/images/help/p-paypalwtcreditcard.gif)
![](/zres/images/help/p-tt.gif)
![](/zres/images/help/p-unionpay.gif)
![](/zres/images/help/p-wu.gif)
![ISO9001](/zres/images/footer1/9001.jpg)
![ISO14001](/zres/images/footer1/14001.jpg)
![RoHS Compliant](/zres/images/footer1/rohs.png)
![IAF](/zres/images/footer1/iaf.png)
![CNAS](/zres/images/footer1/cnas.png)
![UKAS](/zres/images/footer1/ukase.png)
Quick Inquiry
In Stock | 9,203 - More on Order |
---|---|
Quote Limit | No Limit |
Lead-Time | To be Confirmed |
Minimum | 1 |
Pricing (USD)
Price is not available, Please RFQQty. | Unit Price | Ext. Price |
---|---|---|
1 | $ 0.0000 | $ 0.0000 |
100 | $ 0.0000 | $ 0.0000 |
500 | $ 0.0000 | $ 0.0000 |
1000 | $ 0.0000 | $ 0.0000 |
Zouser will offer the most competitive prices for you, please refer to the quotations.
RKEF250 Specifications
Part Number | RKEF250 | |
Brand | Littelfuse | |
Lifecycle | Active | |
RoHS | No RoHS Information | |
Product Line | Power | |
Category | Circuit Protection | |
Subcategory | PTC Resettable Fuses | |
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 | 0.512" L x 0.150" W (13.00mm x 3.81mm) | |
Height - Seated (Max) | 0.740" (18.80mm) | |
Thickness (Max) | - | |
Lead Spacing | 0.200" (5.08mm) |
RKEF250 Documents
![](/zres/images/footer1/zouser.jpg)
The Products You May Be Interested In
![]() |
PFRY.375 | PTC RESET FUSE 72V 3.75A RADIAL | 959 More on Order |
![]() |
72R040XPR | PTC RESET FUSE 72V 400MA RADIAL | 157 More on Order |
![]() |
RXE375 | PTC RESET FUSE 72V 3.75A RADIAL | 318 More on Order |
![]() |
CMF-SDP10-2 | PTC RESET FUSE 230V 180MA 4SMD | 193 More on Order |
![]() |
CMF-RL50-0 | PTC RESET FUSE 220V 65MA RADIAL | 3301 More on Order |
![]() |
MF-PSML075/12-2 | 0805 SMD POLYMER PTC 0.75A/12V | 372 More on Order |
![]() |
TRF250-180S-2 | PTC RESET FUSE 100V 180MA RADIAL | 264 More on Order |
![]() |
B59840C0120A070 | PTC RESET FUSE 265V 330MA RADIAL | 367 More on Order |
![]() |
RGEF1200 | PTC RESET FUSE 16V 12A RADIAL | 1646 More on Order |
![]() |
MF-LR600S | PTC RESET FUSE 10V 6A STRAP | 448 More on Order |
![]() |
YM120C30N601 | PTC RESET FUSE 265V 28MA RADIAL | 396 More on Order |
![]() |
MF-R016/600-1-0 | PTC RESET FUSE 250V 160MA RADIAL | 195 More on Order |