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| TFX12V Power Supply Design Guide |
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| Thin Form Factor with |
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| Version 2.0 |
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| 2.4.3 | 25 | |
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| 2.4.4 | Over Current Protection | 25 |
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| 2.4.5 | 25 | |
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| 2.4.6 | Output Bypass | 25 |
3 | Mechanical | ..................................................................................................... | 26 | |
| 3.1 | Labeling /Marking | 26 | |
| 3.2 | Physical Dimensions | 26 | |
| 3.3 | Mounting Options | 29 | |
| 3.4 | Chassis Requirements | 30 | |
| 3.5 | Airflow / Fan | 31 | |
| 3.6 | AC Connector | 31 | |
| 3.7 | DC Connectors | 32 | |
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| 3.7.1 | TFX12V Main Power Connector | 33 |
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| 3.7.2 | Peripheral Connector(s) | 33 |
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| 3.7.3 | Floppy Drive Connector | 33 |
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| 3.7.4 | +12 V Power Connector | 34 |
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| 3.7.5 | Serial ATA Power Connector | 34 |
4 | Environmental | 35 | ||
| 4.1 | Temperature | 35 | |
| 4.2 | Thermal Shock (Shipping) | 35 | |
| 4.3 | Relative Humidity | 35 | |
| 4.4 | Altitude Requirement | 35 | |
| 4.5 | Mechanical Shock | 35 | |
| 4.6 | Random Vibration | 36 | |
| 4.7 | Acoustics | 36 | |
| 4.8 | Ecological Requirements | 36 | |
5 | Safety | 37 | ||
| 5.1 | North America | 37 | |
| 5.2 | International | 37 | |
6 | Electromagnetic Compatibility | 38 | ||
| 6.1 | Emissions | 38 | |
| 6.2 | Immunity | 38 | |
| 6.3 | Input Line Current Harmonic Content | 39 | |
| 6.4 | Magnetic Leakage Fields | 39 | |
| 6.5 | Voltage Fluctuations and Flicker | 39 | |
7 | System Cooling Considerations | 40 | ||
8 | Reliability | 40 | ||
9 | Applicable Documents | 40 |