Manufacturer: Littelfuse Inc.
Win Source Part Number: 807850-0440001.WR
Packaging: Reel
Mounting Style: SMD
Fuse Type: Board Mount (Cartridge Style Excluded)
Voltage Rating - AC: 50V
Voltage Rating - DC: 50V
Response Time: Fast Blow
Melting I2t: 0.21054
Approvals: CSA, UL
DC Cold Resistance: 0.3096 Ohms
Temperature Range - Operating: -55°C ~ 150°C
Dimension: 0.126" L x 0.064" W x 0.032" H (3.20mm x 1.63mm x 0.82mm)
Manufacturer Package: 1206 (3216 Metric)
Popularity: Medium
Fake Threat In the Open Market: 42 pct.
Supply and Demand Status: Balance
Manufacturer Pack Quantity: 3,000
MSL Level: 1 (Unlimited)
Current Rating (Amps): 1A
Breaking Capacity at Rated Voltage: 50A
1A 50V Surface Mount Fuse 1206 Ceramic Product overview: 0440001.WR from Littelfuse is a Circuit Protection Fuse for overcurrent protection, power input protection, equipment safety, automotive electronics, and industrial control panels. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include SMD, 1A, 50V. Search-friendly keywords include fuse, circuit protection, overcurrent protection, equipment safety, SMD, 1A, 50V, Circuit Protection Fuse, Fuses. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 139-0440001.WR can be used for catalog matching and distributor lookup.
Fuse 50V 1A Fast Acting SMD 1206
Fuse 50V 1A Fast Acting SMD 1206
1A 50V AC 50V DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 1206 (3216 Metric)
1A 50V AC 50V DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 1206 (3216 Metric)
1A 50V AC 50V DC Fuse Board Mount (Cartridge Style Excluded) Surface Mount 1206 (3216 Metric)
FUSE BRD MNT 1A 50VAC 50VDC 1206
FUSE, SMD, 1A, 1206, FAST ACTING; Fuse Current:1A; Blow Characteristic:Fast Acting; Voltage Rating VAC:50V; Voltage Rating VDC:50V; Fuse Case Style:1206 (3216 Metric); Product Range:440 Series; Breaking Capacity Current AC:50A RoHS Compliant: Yes
FUSE, SMD, 1A, 1206, FAST ACTING, FULL REEL; Fuse Current:1A; Blow Characteristic:Fast Acting; Voltage Rating VAC:50V; Voltage Rating VDC:50V; Fuse Case Style:1206 (3216 Metric); Product Range:440 Series; Fuse Size Code:1206 RoHS Compliant: Yes
| Win Source Electronics | ERSAELECTRONICS PTE. LTD. | RS Components, Ltd. | RS Components, Ltd. | DigiKey | Shenzhen Shengyu Electronics Technology Limited | Newark, An Avnet Company | Newark, An Avnet Company | |
|---|---|---|---|---|---|---|---|---|
| Product Category | Fuses | Fuses | Fuses | Fuses | Fuses | Fuses | Fuses | Fuses |
| Product Number | 807850-0440001.WR | 139-0440001.WR | 8207158P | 8207158 | F1604TR-ND | 0440001.WR | 64R8009 | 28X4549 |
| Product Name | Fuses - 0440001.WR | SMD 1A 50V Circuit Protection Fuse | Non Resettable Fuses | Non Resettable Fuses | Fuses | Circuit Protection - Fuses | Fuse, Smd, 1A, 1206, Fast Acting; Fuse Current Littelfuse | Fuse, Smd, 1A, 1206, Fast Acting, Full Reel; Fuse Current Littelfuse |
| Mounting | SMD | Solderable (Surface Mount Technology) | ||||||
| Operating Temperature | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | -55 to 150 C (-67 to 302 F) | |||||
| Rated Voltage | 50 volts | 50 volts | 50 volts | 50 volts | 50 volts | 50 volts | 50 volts | |
| Rated Current | 1 amps | 1 amps | 1 amps | 1 amps | 1 amps | 1 amps | ||
| Rated Breaking Capacity | 50 amps | 50 amps | 50 amps | 50 amps |
