KEMET 4.7μF MnO2 Tantalum Capacitor 20V dc, T491 Series
- RS Stock No.:
- 648-0581
- Mfr. Part No.:
- T491B475K020AT
- Brand:
- KEMET
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Subtotal (1 pack of 10 units)*
£2.00
(exc. VAT)
£2.40
(inc. VAT)
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In Stock
- 180 unit(s) ready to ship
- Plus 10 unit(s) ready to ship from another location
- Plus 2,210 unit(s) shipping from 09 October 2025
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Units | Per unit | Per Pack* |
|---|---|---|
| 10 - 40 | £0.20 | £2.00 |
| 50 - 240 | £0.167 | £1.67 |
| 250 - 490 | £0.131 | £1.31 |
| 500 - 990 | £0.098 | £0.98 |
| 1000 + | £0.082 | £0.82 |
*price indicative
Alternative
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Each (In a Pack of 25)
£0.444
(exc. VAT)
£0.533
(inc. VAT)
- RS Stock No.:
- 648-0581
- Mfr. Part No.:
- T491B475K020AT
- Brand:
- KEMET
Specifications
Technical Reference
Legislation and Compliance
Product Details
Find similar products by selecting one or more attributes.
Select all | Attribute | Value |
|---|---|---|
| Brand | KEMET | |
| Technology | MnO2 | |
| Capacitance | 4.7µF | |
| Voltage | 20V dc | |
| Mounting Type | Surface Mount | |
| Package/Case | B | |
| Equivalent Series Resistance | 3Ω | |
| Tolerance | ±10% | |
| Length | 3.5mm | |
| Depth | 2.8mm | |
| Height | 1.9mm | |
| Dimensions | 3.5 x 2.8 x 1.9mm | |
| Series | T491 | |
| Maximum Operating Temperature | +125°C | |
| Electrolyte Type | Solid | |
| Minimum Operating Temperature | -55°C | |
| Dissipation Factor | 6% | |
| Dielectric Material Family | Tantalum | |
| Leakage Current | 500 nA | |
| Tolerance Plus | +10% | |
| Tolerance Minus | -10% | |
Select all | ||
|---|---|---|
Brand KEMET | ||
Technology MnO2 | ||
Capacitance 4.7µF | ||
Voltage 20V dc | ||
Mounting Type Surface Mount | ||
Package/Case B | ||
Equivalent Series Resistance 3Ω | ||
Tolerance ±10% | ||
Length 3.5mm | ||
Depth 2.8mm | ||
Height 1.9mm | ||
Dimensions 3.5 x 2.8 x 1.9mm | ||
Series T491 | ||
Maximum Operating Temperature +125°C | ||
Electrolyte Type Solid | ||
Minimum Operating Temperature -55°C | ||
Dissipation Factor 6% | ||
Dielectric Material Family Tantalum | ||
Leakage Current 500 nA | ||
Tolerance Plus +10% | ||
Tolerance Minus -10% | ||
T491 Series
KEMET T491 Series tantalum surface mount capacitors, designed specifically for automated surface mount processes and equipment. The T491 combines KEMET’s 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
Laser-marked case
Halogen free epoxy
Low profile case sizes
RoHS Compliant and lead-free terminations
Note
Black band on body indicates positive terminal.
Related links
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