| PartNumber | T491D687M004AT | T491D687K004AT7280 | T491D687K004AT4777 |
| Description | Tantalum Capacitors - Solid SMD 4V 680uF 2917 20% ESR=500 mOhms | Tantalum Capacitors - Solid SMD 4V 680uF 10% ESR=0.5Ohms | Tantalum Capacitors - Solid SMD |
| Manufacturer | KEMET | KEMET | KEMET |
| Product Category | Tantalum Capacitors - Solid SMD | Tantalum Capacitors - Solid SMD | Tantalum Capacitors - Solid SMD |
| RoHS | Y | Y | - |
| Series | T491 | T491 | T491 |
| Capacitance | 680 uF | 680 uF | - |
| Voltage Rating DC | 4 VDC | 4 VDC | - |
| Tolerance | 20 % | 10 % | - |
| ESR | 500 mOhms | 83 mOhms | - |
| Case Code in | 2917 | 2917 | - |
| Case Code mm | 7343 | - | - |
| Height | 3.1 mm | - | - |
| Mfr Case Code | D Case | - | - |
| Minimum Operating Temperature | - 55 C | - 55 C | - |
| Maximum Operating Temperature | + 125 C | + 125 C | - |
| Packaging | Reel | Reel | - |
| Length | 7.3 mm | - | - |
| Product | Tantalum Solid Standard Grade - Other Various | - | - |
| Termination Style | SMD/SMT | - | - |
| Width | 4.3 mm | - | - |
| Brand | KEMET | KEMET | KEMET |
| Product Type | Tantalum Capacitors | Tantalum Capacitors | Tantalum Capacitors |
| Factory Pack Quantity | 500 | 2500 | - |
| Subcategory | Capacitors | Capacitors | Capacitors |
| Part # Aliases | B45196H0687M409 | B45196H0687K406 | - |
| Unit Weight | 0.015762 oz | 0.015762 oz | - |