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For Reference Only
| Part Number | LR4-190XF |
| OEMstron Part # | LR4-190XF |
| Manufacturer | Littelfuse |
| Category | Power › Circuit Protection › PTC Resettable Fuses |
| Description | PTC RESET FUSE 15V 1.9A STRAP |
| Lifecycle | Active |
| RoHS | No RoHS Information |
| EDA/CAD Models | LR4-190XF PCB Footprint and Symbol |
| Warehouses | USA, Europe, China, Hong Kong SAR |
| Estimated Delivery | Apr 21 - Apr 26 (Choose Expedited Shipping) |
| Warranty | Up to 1 year [Limited-Warranty]* |
| Payment |  |
| Shipping |  |
LR4-190XF Specifications
| Part Number | LR4-190XF | |
| Brand | Littelfuse | |
| Lifecycle | Active | |
| RoHS | No RoHS Information | |
| Product Line | Power | |
| Category | Circuit Protection | |
| Subcategory | PTC Resettable Fuses | |
| Manufacturer | Littelfuse Inc. | |
| Series | PolySwitch®, LR4 | |
| Type | Polymeric | |
| Voltage - Max | 15V | |
| Current - Max | 100A | |
| Current - Hold (Ih) (Max) | 1.9A | |
| Current - Trip (It) | 3.9A | |
| Time to Trip | 5s | |
| Resistance - Initial (Ri) (Min) | 39 mOhms | |
| Resistance - Post Trip (R1) (Max) | 102 mOhms | |
| Resistance - 25°C (Typ) | - | |
| Operating Temperature | -40°C ~ 85°C | |
| Ratings | - | |
| Mounting Type | User Defined | |
| Package / Case | Strap | |
| Size / Dimension | 0.648" L x 0.283" W (16.45mm x 7.20mm) | |
| Height - Seated (Max) | - | |
| Thickness (Max) | 0.039" (1.00mm) | |
| Lead Spacing | - |
LR4-190XF Documents
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Global Supply Chains - Reliable and Authorized Distributor Resources
| Part Number | Description | Stock |
|
LR4-190XF D# LR4-190XF TE Connectivity |
PTC Resettable Fuse 100A 15VDC Bulk (Alt: LR4-190XF) RoHS: Compliant
|
Americas - 8000 |
| Part Number | Description | Stock |
|
LR4-190XF TE Connectivity |
POLYSWITCH PTC RESET 1.9A STRAP |
8000 |
| Part Number | Description | Stock |
|
LR4-190XF D# LR4-190XF-ND Littelfuse Inc |
PTC RESET FUSE 15V 1.9A STRAP |
Temporarily Out of Stock |
| Part Number | Description | Stock |
|
LR4190XF TE Connectivity |
OEM/CM ONLY |
64617 |
| Part Number | Description | Stock |
|
LR4190XF TE Connectivity |
OEM/CM ONLY |
8016 |
| Part Number | Description | Stock |
|
LR4-190XF D# 19693389 TE Connectivity |
PTC Resettable Fuse 1.9A(hold) 3.9A(trip) 15VDC 100A 1.2W 5s 0.039Ohm SMD Solder Pad Bulk RoHS: Compliant
|
Americas - 3200 |
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Quick Inquiry
| In Stock | 314 - More on Order |
|---|---|
| Quote Limit | No Limit |
| Lead-Time | To be Confirmed |
| Minimum | 1 |
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| 100 | $ 0.0000 | $ 0.0000 |
| 500 | $ 0.0000 | $ 0.0000 |
| 1000 | $ 0.0000 | $ 0.0000 |
| 2500 | $ 0.0000 | $ 0.0000 |
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