RUSB75,120,155 Series
Image shown is a representation only. Exact specifications should be obtained from the product data sheet.
RUSB75,120,155 Series
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

RUSBF155

DigiKey Part Number
RUSBF155HF-ND
Manufacturer
Littelfuse Inc.
Manufacturer Product Number
RUSBF155
Description
PTC RESET FUSE 6V 1.55A RADIAL
Manufacturer Standard Lead Time
15 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 6V 1.55 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
Type
Description
Select All
Category
Manufacturer
Littelfuse Inc.
Series
PolySwitch®, RUSBF
Packaging
Bag
Part Status
Active
Type
Polymeric
Voltage - Max
6V
Current - Hold (Ih) (Max)
1.55 A
Current - Trip (It)
2.65 A
Current - Max
40 A
Time to Trip
2.2 s
Resistance - Initial (Ri) (Min)
40 mOhms
Resistance - Post Trip (R1) (Max)
100 mOhms
Operating Temperature
-40°C ~ 85°C
Ratings
-
Mounting Type
Through Hole
Package / Case
Radial, Disc
Size / Dimension
0.272" Dia x 0.122" T (6.90mm x 3.10mm)
Height - Seated (Max)
0.461" (11.70mm)
Thickness (Max)
-
Lead Spacing
0.201" (5.10mm)
Approval Agency
CSA, TUV, UL
Product Questions and Answers

See what engineers are asking, ask your own questions, or help out a member of the DigiKey engineering community

In-Stock: 3,823
Check for Additional Incoming Stock
Quantity
All prices are in GBP
Bag
QuantityUnit PriceExt Price
1£0.45000£0.45
5£0.37400£1.87
10£0.34500£3.45
50£0.28620£14.31
100£0.26410£26.41
250£0.23748£59.37
500£0.21902£109.51
1,000£0.20195£201.95
5,000£0.16698£834.90
Manufacturers Standard Package
Unit Price without VAT:£0.45000
Unit Price with VAT:£0.54000