KEMET 220μF 10 V dc Tantalum Capacitor MnO2 Solid ±10% Tolerance T491 Series
- RS Stock No. 538-2717
- Manufacturer KEMET
- Mfr. Part No. T491X227K010AT
Product Details
T491 Series
Kemet T491 Series tantalum surface mount capacitors, designed specifically for automated surface mount processes and equipment. The T491 combines Kemets proven solid tantalum technology, with the latest in materials, processes and automation, resulting in highly efficient and reliable capacitors. The T491 series terminations are 100% matte tin and provide excellent wetting characteristics and compatibility with surface mount solder systems.
Symmetrical, compliant terminations
Laser-marked case
Halogen free epoxy
Low profile case sizes
RoHS Compliant and lead-free terminations
| Capacitance tolerance | 10 % |
| Temperature range | -55 to +85°C |
| Dimensions (mm) | ||||||
| Case Code | L±0.2 | W±0.2 | H0.2 | F±0.1 | S±0.3 | A min |
| A | 3.2 | 1.6 | 1.6 | 1.2 | 0.8 | 0.8 |
| B | 3.5 | 2.8 | 1.9 | 2.2 | 0.8 | 1.1 |
| C | 6.0 | 3.2 | 2.5 | 2.2 | 1.3 | 2.5 |
| D | 7.3 | 4.3 | 2.8 | 2.4 | 1.3 | 3.8 |
| V | 7.3 | 4.3 | 2 | 2.4 | 1.3 | 3.8 |
| X | 7.3 | 4.3 | 4.0 | 2.4 | 1.3 | 3.8 |
Note
Black band on body indicates positive terminal.

Specifications
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| Technology | MnO2 | |
| Capacitance | 220 µF | |
| Voltage | 10 V dc | |
| Mounting Type | Surface Mount | |
| Package/Case | X | |
| Equivalent Series Resistance | 500mΩ | |
| Tolerance | ±10% | |
| Length | 7.3mm | |
| Depth | 4.3mm | |
| Height | 4mm | |
| Dimensions | 7.3 x 4.3 x 4mm | |
| Series | T491 | |
| Electrolyte Type | Solid | |
| Leakage Current | 500 nA | |
| Dissipation Factor | 8% | |
| Tolerance Plus | +10% | |
| Tolerance Minus | -10% | |
| Dielectric Material Family | Tantalum | |
| Minimum Operating Temperature | -55°C | |
| Maximum Operating Temperature | +125°C | |
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110 In stock for delivery within 5 working day(s)
$3.739
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What is Production Packaging?
| Components are supplied in the original manufacturer's packaging, ready for insertion into your machinery. Allowing you to reduce waste and improve production efficiency. |
Technical data sheets
RS Components
Statement of conformity
This certificate confirms that the product detailed below complies with the specifications currently published by RS Components and has been subject to the quality conditions of our registration to the BS EN ISO9001:2008 management standard. Furthermore, where applicable, it provides assurance that all electrostatic discharge sensitive devices have been handled and packed under conditions that meet the administrative and technical requirements of the ANSI/ESD S20.20:2007 and the BS EN 61340-5-1:2007 electrostatic control standards.
| 538-2717 | |
| KEMET 220μF 10 V dc Tantalum Capacitor MnO2 Solid ±10% Tolerance T491 Series | |
| KEMET | |
| T491X227K010AT |
The foregoing information relates to product sold on, or after, the date shown below.
RS COMPONENTS
| Date | Jun 27, 2017 |
RS Components Ltd GST Reg No. 44-710-510, Units 30-31, Warehouse World, 761 Great South Road, Penrose, Auckland 1061 NZ (P O Box 12127, Penrose, Auckland 1642).
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