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| Part Number | T491B226K020AT | T491B226K020AT42217280 | T491B226K020AT4159 | T491B226K020AT4221 | T491B226K020AT4280 |
| Manufacturer | KEMET | KEMET | KEMET | KEMET | KEMET |
| Series | T491 | - | - | - | T491 |
| Packaging | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) | Tape & Reel (TR) |
| Product Status | Active | Active | Active | Active | Active |
| Capacitance | 22 µF | - | - | - | 22 µF |
| Tolerance | ±10% | - | - | - | ±10% |
| Voltage - Rated | 20 V | - | - | - | 20 V |
| Type | Molded | - | - | - | Molded |
| ESR (Equivalent Series Resistance) | 4Ohm | - | - | - | 4Ohm |
| Operating Temperature | -55°C ~ 125°C | - | - | - | -55°C ~ 125°C |
| Lifetime @ Temp. | 2000 Hrs @ 125°C | - | - | - | 2000 Hrs @ 125°C |
| Mounting Type | Surface Mount | - | - | - | Surface Mount |
| Size / Dimension | 0.138" L x 0.110" W (3.50mm x 2.80mm) | - | - | - | 0.138" L x 0.110" W (3.50mm x 2.80mm) |
| Height - Seated (Max) | 0.083" (2.10mm) | - | - | - | 0.083" (2.10mm) |
| Lead Spacing | - | - | - | - | - |
| Manufacturer Size Code | B | - | - | - | B |
| Ratings | - | - | - | - | - |
| Features | General Purpose | - | - | - | General Purpose |
| Failure Rate | - | - | - | - | - |
| Grade | - | - | - | - | - |
| Qualification | - | - | - | - | - |
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