Polymeric PTC Resettable Fuse 30V 9 A Ih Through Hole Radial, Disc
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Polymeric PTC Resettable Fuse 30V 9 A Ih Through Hole Radial, Disc
Building Automation – Protect/Sense/Control
Basics of NTC and PTC Thermistors - Another Teaching Moment

30R900UH

DigiKey Part Number
F1921-ND
Manufacturer
Manufacturer Product Number
30R900UH
Description
PTC RESET FUSE 30V 9A RADIAL
Manufacturer Standard Lead Time
17 Weeks
Customer Reference
Detailed Description
Polymeric PTC Resettable Fuse 30V 9 A Ih Through Hole Radial, Disc
Datasheet
 Datasheet
Product Attributes
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Category
Time to Trip
20 s
Manufacturer
Littelfuse Inc.
Resistance - Initial (Ri) (Min)
5 mOhms
Series
Resistance - Post Trip (R1) (Max)
20 mOhms
Packaging
Bulk
Operating Temperature
-40°C ~ 85°C
Part Status
Active
Mounting Type
Through Hole
Type
Polymeric
Package / Case
Radial, Disc
Voltage - Max
30V
Size / Dimension
0.950" L x 0.120" W (24.10mm x 3.00mm)
Current - Hold (Ih) (Max)
9 A
Height - Seated (Max)
1.244" (31.60mm)
Current - Trip (It)
18 A
Lead Spacing
0.402" (10.20mm)
Current - Max
40 A
Approval Agency
cURus, TUV
Environmental & Export Classifications
Product Questions and Answers
Additional Resources
Substitutes (8)
Part NumberManufacturerQuantity AvailableDigiKey Part NumberUnit PriceSubstitute Type
RUEF090Littelfuse Inc.34,251RUEF090HF-ND$0.52000Direct
RUEF900Littelfuse Inc.21,811RUEF900HF-ND$1.38000Direct
MF-R900Bourns Inc.4,600MF-R900-ND$0.97000Similar
PTR030V0900-BKEaton - Electronics Division250283-PTR030V0900-BK-ND$1.11000Direct
PTR030V0900-TR1Eaton - Electronics Division0283-PTR030V0900-TR1TR-ND$0.77462Similar
In-Stock: 382
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All prices are in USD
Bulk
QuantityUnit PriceExt Price
1$2.58000$2.58
5$2.14400$10.72
10$1.97800$19.78
50$1.64100$82.05
100$1.51370$151.37
300$1.33120$399.36
500$1.25358$626.79
1,000$1.15492$1,154.92
5,000$1.10188$5,509.40
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