Littelfuse Inc.Radial, DiscRoHS
RXEF040
PTC RESET FUSE 72V 400MA RADIAL
Category
Subcategory
Ptc Resettable Fuses
Package
Radial, Disc
Series
PolySwitch®, RXEF
Status
Active
Datasheet
$0.47 / unit (market reference)
MOQ: 1 pcs
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Parameters
| Parameter | Value |
|---|---|
| Brand | Littelfuse Inc. |
| Model | RXEF040 |
| Package / Case | Radial, Disc |
| Mounting Type | Through Hole |
| Operating Temperature | -40°C ~ 85°C |
| Series | PolySwitch®, RXEF |
| RoHS | RoHS |
| Part Status | Active |
Application & Notes
RXEF040 by Littelfuse Inc. is a commonly used electronic component in the Ptc Resettable Fuses category. Available in Radial, Disc package with -40°C ~ 85°C operating temperature range. Contact us for datasheet, pricing, and availability.
📖 Technical Guides for RXEF040
Alternatives & Replacements
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MF-RX185/72-0
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All Technical Specifications
| Type | Polymeric |
| Lead Spacing | 0.199" (5.05mm) |
| Time to Trip | 3.8 s |
| Current - Max | 40 A |
| Voltage - Max | 72V |
| Size / Dimension | 0.299" Dia x 0.118" T (7.60mm x 3.00mm) |
| Current - Trip (It) | 800 mA |
| Height - Seated (Max) | 0.532" (13.50mm) |
| Current - Hold (Ih) (Max) | 400 mA |
| Resistance - Initial (Ri) (Min) | 550 mOhms |
| Resistance - Post Trip (R1) (Max) | 1.29 Ohms |
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