| PartNumber | ERJ-1GEF4990C | ERJ-1GEF4991C | ERJ-1GEF4992C |
| Description | Thick Film Resistors - SMD 0201 499ohms 1% Tolerance | Thick Film Resistors - SMD 0201 4.99Kohms 1% Tolerance | Thick Film Resistors - SMD 0201 49.9Kohms 1% Tolerance |
| Manufacturer | Panason | Panasonic Electronic Components | Panasonic Electronic Components |
| Product Category | Chip Resistor - Surface Mount | Chip Resistor - Surface Mount | Chip Resistor - Surface Mount |
| Series | ERJ | ERJ | ERJ |
| Packaging | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging | Digi-ReelR Alternate Packaging |
| Height | 0.010" (0.26mm) | 0.010" (0.26mm) | 0.010" (0.26mm) |
| Package Case | 0201 (0603 Metric) | 0201 (0603 Metric) | 0201 (0603 Metric) |
| Operating Temperature | -55°C ~ 125°C | -55°C ~ 125°C | -55°C ~ 125°C |
| Features | - | - | - |
| Size Dimension | 0.024" L x 0.012" W (0.60mm x 0.30mm) | 0.024" L x 0.012" W (0.60mm x 0.30mm) | 0.024" L x 0.012" W (0.60mm x 0.30mm) |
| Supplier Device Package | 201 | 201 | 201 |
| Power Watts | 0.05W, 1/20W | 0.05W, 1/20W | 0.05W, 1/20W |
| Resistance Ohms | 499 | 4.99k | 49.9k |
| Tolerance | ±1% | ±1% | ±1% |
| Number of Terminations | 2 | 2 | 2 |
| Temperature Coefficient | ±200ppm/°C | ±200ppm/°C | ±200ppm/°C |
| Composition | Thick Film | Thick Film | Thick Film |
| Failure Rate | - | - | - |