25 products
IMAGE PART NO. PRICE (reference only) QUANTITY STOCK MANUFACTURE DESCRIPTION Series Part Status Packaging Operating Temperature Mounting Type Size / Dimension Package / Case Thickness (Max) Type Voltage - Max Current - Max Current - Hold (Ih) (Max) Current - Trip (It) Time to Trip Resistance - Initial (Ri) (Min) Resistance - Post Trip (R1) (Max) Resistance - 25°C (Typ)
LR4-190LF
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RFQ
1,101
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Littelfuse Inc. PTC RESET FUSE 15V 1.9A STRAP PolySwitch®, LR4 Obsolete Bulk -40°C ~ 85°C User Defined 1.161" L x 0.205" W (29.50mm x 5.20mm) Strap - Polymeric 15V 100A 1.9A 3.9A 5s 39 mOhms 102 mOhms -
Default Photo
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RFQ
1,464
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Littelfuse Inc. PTC RESET FUSE 20V 9.7A STRAP PolySwitch®, LR4 Obsolete Bulk - User Defined - Strap - Polymeric 20V 100A 9.7A - - - - -
Default Photo
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RFQ
3,734
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Littelfuse Inc. PTC RESET FUSE 20V 6A STRAP PolySwitch®, LR4 Discontinued at Digi-Key Bulk - User Defined - Strap - Polymeric 20V 100A 6A 11.7A 5s - - -
Default Photo
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RFQ
1,003
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Littelfuse Inc. PTC RESET FUSE 20V 5.6A STRAP PolySwitch®, LR4 Obsolete Bulk - User Defined 0.984" L x 0.559" W (25.00mm x 14.20mm) Strap 0.039" (1.00mm) Polymeric 20V 100A 5.6A - - - - -
Default Photo
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RFQ
2,493
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Littelfuse Inc. PTC RESET FUSE 15V 2.5A STRAP PolySwitch®, LR4 Obsolete Bulk - User Defined - Strap - Polymeric 15V 100A 2.5A - - - - -
LR4-1300F
Per Unit
$0.72
RFQ
842
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Littelfuse Inc. PTC RESET FUSE 20V 13A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 2.520" L x 0.382" W (64.00mm x 9.70mm) Strap - Polymeric 20V 100A 13A 21.2A 10s 3.5 mOhms 9 mOhms -
LR4-1300SSF
Per Unit
$1.70
RFQ
661
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Littelfuse Inc. PTC RESET FUSE 20V 13A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 2.520" L x 0.382" W (64.00mm x 9.70mm) Strap - Polymeric 20V 100A 13A 21.2A 10s 3.5 mOhms 9 mOhms -
LR4-190F
Per Unit
$0.25
RFQ
629
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Littelfuse Inc. PTC RESET FUSE 15V 1.9A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.827" L x 0.205" W (21.00mm x 5.20mm) Strap - Polymeric 15V 100A 1.9A 3.9A 5s 39 mOhms 102 mOhms -
LR4-190XF
Per Unit
$0.23
RFQ
3,361
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Littelfuse Inc. PTC RESET FUSE 15V 1.9A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.648" L x 0.283" W (16.45mm x 7.20mm) Strap 0.039" (1.00mm) Polymeric 15V 100A 1.9A 3.9A 5s 39 mOhms 102 mOhms -
LR4-190SLF
Per Unit
$0.23
RFQ
1,543
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Littelfuse Inc. PTC RESET FUSE 15V 1.9A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.945" L x 0.205" W (24.00mm x 5.20mm) Strap 0.039" (1.00mm) Polymeric 15V 100A 1.9A 3.9A 5s 39 mOhms 102 mOhms -
LR4-550F
Per Unit
$0.98
RFQ
3,188
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Littelfuse Inc. PTC RESET FUSE 20V 5.5A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 1.417" L x 0.283" W (36.00mm x 7.20mm) Strap 0.039" (1.00mm) Polymeric 20V 100A 5.5A 10.5A 5s 9 mOhms 22 mOhms -
Default Photo
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RFQ
3,884
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Littelfuse Inc. PTC RESET FUSE 20V 7A STRAP PolySwitch®, LR4 Obsolete Bulk - User Defined - Strap - Polymeric 20V 100A 7A - 5s - - -
Default Photo
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RFQ
1,651
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Littelfuse Inc. PTC RESET FUSE 15V 3.8A STRAP PolySwitch®, LR4 Obsolete Bulk - User Defined - Strap - Polymeric 15V 100A 3.8A 8.3A 5s 13 mOhms 26 mOhms -
Default Photo
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RFQ
1,706
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Littelfuse Inc. PTC RESET FUSE 20V 3.8A STRAP PolySwitch®, LR4 Discontinued at Digi-Key Bulk -40°C ~ 85°C User Defined - Strap - Polymeric 20V 100A 3.8A 8.3A 5s 13 mOhms 37 mOhms -
LR4-900F
Per Unit
$1.42
RFQ
2,181
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Littelfuse Inc. PTC RESET FUSE 20V 9A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 1.831" L x 0.323" W (46.50mm x 8.20mm) Strap 0.039" (1.00mm) Polymeric 20V 100A 9A 16.7A 5s 6 mOhms 14 mOhms -
LR4-730F
Per Unit
$1.20
RFQ
2,285
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Littelfuse Inc. PTC RESET FUSE 20V 7.3A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 1.106" L x 0.559" W (28.10mm x 14.20mm) Strap 0.039" (1.00mm) Polymeric 20V 100A 7.3A 14.1A 5s 6 mOhms 15 mOhms -
LR4-380F
Per Unit
$0.83
RFQ
1,993
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Littelfuse Inc. PTC RESET FUSE 15V 3.8A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.984" L x 0.283" W (25.00mm x 7.20mm) Strap 0.039" (1.00mm) Polymeric 15V 100A 3.8A 8.3A 5s 13 mOhms 37 mOhms -
LR4-73XF
Per Unit
$0.47
RFQ
1,198
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Littelfuse Inc. PTC RESET FUSE 730MA STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 1.831" L x 0.323" W (46.50mm x 8.20mm) Strap 0.039" (1.00mm) Polymeric - 100A 730mA - - - - -
LR4-600XF
Per Unit
$0.42
RFQ
2,510
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Littelfuse Inc. PTC RESET FUSE 20V 6A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 1.638" L x 0.283" W (41.60mm x 7.20mm) Strap 0.039" (1.00mm) Polymeric 20V 100A 6A 11.7A 5s 7 mOhms 19 mOhms -
LR4-450F
Per Unit
$0.40
RFQ
2,969
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Littelfuse Inc. PTC RESET FUSE 20V 4.5A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.984" L x 0.413" W (25.00mm x 10.50mm) Strap 0.039" (1.00mm) Polymeric 20V 100A 4.5A 8.9A 5s 11 mOhms 28 mOhms -
LR4-550RAF
Per Unit
$0.38
RFQ
1,946
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Littelfuse Inc. PTC RESET FUSE 20V 5.5A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined - Strap - Polymeric 20V 100A 5.5A 10.5A 5s 9 mOhms 22 mOhms -
Default Photo
Per Unit
$0.37
RFQ
3,934
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Littelfuse Inc. PTC RESET FUSE 15V 3.8A STRAP PolySwitch®, LR4 Active Bulk - User Defined 1.339" L x 0.205" W (34.00mm x 5.20mm) Strap 0.039" (1.00mm) Polymeric 15V 100A 3.8A 8.3A 5s 13 mOhms 37 mOhms -
LR4-600F
Per Unit
$1.09
RFQ
3,824
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Littelfuse Inc. PTC RESET FUSE 20V 6A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.984" L x 0.559" W (25.00mm x 14.20mm) Strap 0.039" (1.00mm) Polymeric 20V 100A 6A 11.7A 5s 7 mOhms 19 mOhms -
LR4-260SF
Per Unit
$0.72
RFQ
3,622
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Littelfuse Inc. PTC RESET FUSE 15V 2.6A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.866" L x 0.205" W (22.00mm x 5.20mm) Strap - Polymeric 15V 100A 2.6A 5.8A 5s 20 mOhms 63 mOhms -
LR4-260F
Per Unit
$0.72
RFQ
764
Ships today + free overnight shipping
Littelfuse Inc. PTC RESET FUSE 15V 2.6A STRAP PolySwitch®, LR4 Active Bulk -40°C ~ 85°C User Defined 0.866" L x 0.205" W (22.00mm x 5.20mm) Strap 0.039" (1.00mm) Polymeric 15V 100A 2.6A 5.8A 5s 20 mOhms 63 mOhms -
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