Circuit Protection
0251.500NAT1L
ActiveLITTELFUSE
FUSE, PCB LEADED, 500 MA, 125 V, PICO II 251 SERIES, 125 V, VERY FAST ACTING, AXIAL LEADED
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Circuit Protection
0251.500NAT1L
ActiveLITTELFUSE
FUSE, PCB LEADED, 500 MA, 125 V, PICO II 251 SERIES, 125 V, VERY FAST ACTING, AXIAL LEADED
Deep-Dive with AI
Technical Specifications
Parameters and characteristics for this part
| Specification | 0251.500NAT1L |
|---|---|
| Approval Agency | TUV, CCC, CSA, cURus |
| Breaking Capacity @ Rated Voltage | 300 A, 50 A |
| Current Rating (Amps) | 0.5 A |
| DC Cold Resistance | 0.302 Ohms |
| Fuse Type | Board Mount (Cartridge Style Excluded) |
| Melting I²t | 0.0598 |
| Mounting Type | Through Hole |
| Operating Temperature [Max] | 125 °C |
| Operating Temperature [Min] | -55 C |
| Package / Case | Axial |
| Response Time | Fast Blow |
| Size / Dimension [diameter] | 2.8 mm |
| Size / Dimension [diameter] | 0.11 in |
| Size / Dimension [x] | 7.11 mm |
| Size / Dimension [x] | 0.28 in |
| Voltage Rating - AC | 125 V |
| Voltage Rating - DC | 125 VDC |
251 Series
FUSE 125V PICO FA RoHS Halogen-Free 5A
| Part | Operating Temperature [Min] | Operating Temperature [Max] | Response Time | Voltage Rating - AC | Size / Dimension [x] | Size / Dimension [diameter] | Size / Dimension [diameter] | Size / Dimension [x] | Mounting Type | Current Rating (Amps) | Breaking Capacity @ Rated Voltage | Approval Agency | Voltage Rating - DC | Fuse Type | Melting I²t | Package / Case | DC Cold Resistance |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 LITTELFUSE | -55 C | 125 °C | Fast Blow | 32 V | 0.28 in | 0.125 " | 3.18 mm | 7.1 mm | Through Hole | 12 Amps | 50 A 300 A | CSA cURus | 32 V | Board Mount (Cartridge Style Excluded) | 45.2 | Axial | |
LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.11 in | 2.8 mm | 7.11 mm | Through Hole | 0.5 A | 50 A 300 A | CCC CSA cURus TUV | 125 VDC | Board Mount (Cartridge Style Excluded) | 0.0598 | Axial | 0.302 Ohms |
 LITTELFUSE | -55 C | 125 °C | Fast Blow | 32 V | 0.28 in | 0.125 " | 3.18 mm | 7.1 mm | Through Hole | 12 Amps | 50 A 300 A | CSA cURus | 32 V | Board Mount (Cartridge Style Excluded) | 45.2 | Axial | |
LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.11 in | 2.8 mm | 7.11 mm | Through Hole | 3.15 A | 50 A 300 A | CSA cURus | 125 VDC | Board Mount (Cartridge Style Excluded) | Axial | ||
LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.11 in | 2.8 mm | 7.11 mm | Through Hole | 3.5 A | 50 A 300 A | CSA cURus PSE TUV | 125 VDC | Board Mount (Cartridge Style Excluded) | 1.58 | Axial | |
 LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.11 in | 2.8 mm | 7.11 mm | Through Hole | 4 A | 50 A 300 A | CCC CSA cURus PSE TUV | 125 VDC | Board Mount (Cartridge Style Excluded) | 2.45 | Axial | |
LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.125 " | 3.18 mm | 7.1 mm | Through Hole | 10 A | 50 A 300 A | CSA cURus TUV | 125 VDC | Board Mount (Cartridge Style Excluded) | 25.5 | Axial | |
LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.11 in | 2.8 mm | 7.11 mm | Through Hole | 4 A | 50 A 300 A | CCC CSA cURus PSE TUV | 125 VDC | Board Mount (Cartridge Style Excluded) | 2.45 | Axial | |
LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.11 in | 2.8 mm | 7.11 mm | Through Hole | 62 mA | 50 A 300 A | CSA cURus | 125 VDC | Board Mount (Cartridge Style Excluded) | 0.000113 | Axial | |
LITTELFUSE | -55 C | 125 °C | Fast Blow | 125 V | 0.28 in | 0.11 in | 2.8 mm | 7.11 mm | Through Hole | 750 mA | 50 A 300 A | CSA cURus TUV | 125 VDC | Board Mount (Cartridge Style Excluded) | 0.153 I²t | Axial |
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 | $ 1.08 | |
| 5 | $ 0.89 | |||
| 10 | $ 0.82 | |||
| 50 | $ 0.68 | |||
| 100 | $ 0.63 | |||
| 250 | $ 0.57 | |||
| 500 | $ 0.52 | |||
| 1000 | $ 0.48 | |||
| N/A | 3670 | $ 1.33 | ||
| Tape & Box (TB) | 5000 | $ 0.42 | ||
| Mouser | N/A | 1 | $ 1.01 | |
| 5 | $ 0.87 | |||
| 10 | $ 0.81 | |||
| 50 | $ 0.68 | |||
| 100 | $ 0.61 | |||
| 250 | $ 0.57 | |||
| 500 | $ 0.52 | |||
| 1000 | $ 0.48 | |||
| 2500 | $ 0.42 | |||
| 5000 | $ 0.42 | |||
| Newark | Each | 10 | $ 0.81 | |
| 25 | $ 0.74 | |||
| 50 | $ 0.67 | |||
| 100 | $ 0.62 | |||
| 500 | $ 0.51 | |||
| 1000 | $ 0.47 | |||
Description
General part information
251 Series
The PICO® II Very Fast-Acting Fuse is designed to meet an extensive array of performance characteristics in a space-saving subminiature package.
Documents
Technical documentation and resources