Table 4 120GB DC power requirements
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| Parameter | ST120HM000, |
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| ST120HM001 | (6.0Gb) |
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| Voltage | +5V |
| Power |
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| Regulation | +/- 5% |
| (watts) |
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| Average Idle Current | 0.22 |
| 1.10 |
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| Average Sleep Current | 0.10 |
| 0.50 |
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| Maximum Start Current | 0.95 |
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| DC (Peak DC) | 0.54 |
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| AC (Peak AC) | 0.70 |
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| Peak Operating Current (random read): |
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| Typical DC | 0.34 |
| 1.67 |
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| Maximum DC | 0.35 |
| 1.72 |
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| Maximum DC (peak) | 0.82 |
| 4.10 |
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| Peak Operating Current (random write): |
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| Typical DC | 0.51 |
| 2.54 |
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| Maximum DC | 0.56 |
| 2.18 |
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| Maximum DC (peak) | 1.42 |
| 7.10 |
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| Peak Operating Current (sequential read): |
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| Typical DC | 0.43 |
| 2.30 |
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| Maximum DC | 0.44 |
| 2.34 |
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| Maximum DC (peak) | 0.92 |
| 4.40 |
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| Peak Operating Current (sequential write): |
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| Typical DC | 0.53 |
| 2.64 |
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| Maximum DC | 0.56 |
| 2.90 |
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| Maximum DC (peak) | 1.28 |
| 6.40 |
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*During periods of drive idle, some offline activity may occur according to the S.M.A.R.T. specification, which may increase power to operational levels.
SEAGATE 600 SSD PRODUCT MANUAL, REV. B | 9 |