Circuit Protection
30R400UMR
ActiveLittelfuse/Commercial Vehicle Products
PTC 30V POLYFUSE AMMO RADIAL LEADS 4A
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Circuit Protection
30R400UMR
ActiveLittelfuse/Commercial Vehicle Products
PTC 30V POLYFUSE AMMO RADIAL LEADS 4A
Deep-Dive with AI
Technical Specifications
Parameters and characteristics for this part
| Specification | 30R400UMR |
|---|---|
| Approval Agency | cURus, TUV |
| Current - Hold (Ih) (Max) | 4 A |
| Current - Max [Max] | 40 A |
| Current - Trip (It) | 8 A |
| Height - Seated (Max) [Max] [z] | 22 mm |
| Height - Seated (Max) [Max] [z] | 0.866 in |
| Lead Spacing | 5.1 mm |
| Lead Spacing | 0.201 in |
| Mounting Type | Through Hole |
| Operating Temperature [Max] | 85 °C |
| Operating Temperature [Min] | -40 °C |
| Package / Case | Disc, Radial |
| Resistance - Initial (Ri) (Min) [Min] | 10 mOhms |
| Resistance - Post Trip (R1) (Max) [Max] | 0.05 Ohms |
| Size / Dimension [x] | 14 mm |
| Size / Dimension [x] | 0.551 in |
| Size / Dimension [y] | 3 mm |
| Size / Dimension [y] | 0.118 in |
| Type | Polymeric |
| Voltage - Max [Max] | 30 V |
Pricing
Prices provided here are for design reference only. For realtime values and availability, please visit the distributors directly
| Distributor | Package | Quantity | $ | |
|---|---|---|---|---|
| Digikey | Cut Tape (CT) | 1 | $ 0.99 | |
| 5 | $ 0.96 | |||
| 10 | $ 0.89 | |||
| 50 | $ 0.74 | |||
| 100 | $ 0.62 | |||
| 250 | $ 0.60 | |||
| 500 | $ 0.51 | |||
| Tape & Box (TB) | 1000 | $ 0.45 | ||
| 2000 | $ 0.42 | |||
| 3000 | $ 0.42 | |||
Description
General part information
30R400 Series
The 30R series radial leaded device is designed to provide overcurrent protection for low voltage (≤30V) applications where space is not a concern and resettable protection is preferred.
Documents
Technical documentation and resources