| PartNumber | 0438001.WRA | 0438002.WR | 0438001.WR |
| Description | FUSE 63V FA 0603 1A AECQ | Surface Mount Fuses 32V FA 0603 2A | Surface Mount Fuses 32V FA 0603 1A |
| Manufacturer | - | Littelfuse Inc. | Littelfuse Inc. |
| Product Category | - | Fuses | Fuses |
| Color | - | - | - |
| Series | - | 438 | 438 |
| Product | - | Surface Mount Fuse | Surface Mount Fuse |
| Packaging | - | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging |
| Current Rating | - | 2A | 1A |
| Operating Temperature Range | - | - 55 C to + 150 C | - 55 C to + 150 C |
| Height | - | 0.502 mm | 0.502 mm |
| Length | - | 1.54 mm | 1.54 mm |
| Width | - | 0.85 mm | 0.85 mm |
| Package Case | - | 0603 (1608 Metric) | 0603 (1608 Metric) |
| Operating Temperature | - | -55°C ~ 150°C | -55°C ~ 150°C |
| Mounting Type | - | Surface Mount | Surface Mount |
| Size Dimension | - | 0.061" L x 0.033" W x 0.020" H (1.54mm x 0.85mm x 0.50mm) | 0.061" L x 0.033" W x 0.020" H (1.54mm x 0.85mm x 0.50mm) |
| Voltage Rating AC | - | 32 V | 32 V |
| Voltage Rating DC | - | 32 VDC | 32 VDC |
| Fuse Type | - | Board Mount (Cartridge Style Excluded) | Board Mount (Cartridge Style Excluded) |
| Response Time | - | Fast | Fast |
| Approvals | - | CSA, UL | CSA, UL |
| Breaking Capacity Rated Voltage | - | 50A | 50A |
| MeltingI2t | - | 0.149 | 0.0593 |
| Resistance | - | 0.044 Ohms | 0.31 Ohms |
| Fuse Size Group | - | 0603 (1608 metric) | 0603 (1608 metric) |
| Interrupt Rating | - | 50 Amps at 32 VoltsDC | 50 Amps at 32 VoltsDC |