RM23712 TPS
vi
3.5.2.1 Powering on Smart Standby supplies to maintain best efficiency ...................................... 41
3.5.2.2 Powering on Smart Standby supplies during a fault or over current condition .................. 41
3.5.3 The Way to Enable Smart On Function ............................................................................................... 41
3.6 ENVIRONMENTAL ........................................................................................................................... 41
3.6.1 Temperature ......................................................................................................................................... 42
3.6.2 Humidity .............................................................................................................................................. 42
3.6.3 Altitude ................................................................................................................................................. 42
3.6.4 Vibration .............................................................................................................................................. 42
3.6.5 Mechanical Shock ................................................................................................................................ 42
3.6.6 Thermal shock (Shipping) .................................................................................................................... 42
3.6.7 Catastrophic Failure ............................................................................................................................. 42
3.6.8 EMI ...................................................................................................................................................... 42
3.6.9 Magnetic Leakage Fields ..................................................................................................................... 43
3.6.10 Voltage Fluctuations and Flicker ......................................................................................................... 43
3.7 Reliability / Warranty / Service ............................................................................................................ 43
3.7.1 Mean Time between Failures (MTBF) ................................................................................................. 43
3.7.2 Warranty ............................................................................................................................................... 43
3.7.3 Serviceability........................................................................................................................................ 43
4. Thermal Management .......................................................................................................................................... 44
4.1 Thermal Operation and Configuration Requirements .......................................................................... 45
4.2 Thermal Management Overview .......................................................................................................... 46
4.2.1 Fan Speed Control ................................................................................................................................ 47
4.2.2 Programmable Fan PWM Offset .......................................................................................................... 47
4.2.3 Hot-Swap Fans ..................................................................................................................................... 47
4.2.4 Fan Redundancy Detection .................................................................................................................. 48
4.2.5 Fan Domains ........................................................................................................................................ 48
4.2.6 Nominal Fan Speed .............................................................................................................................. 48
4.2.7 Thermal and Acoustic Management .................................................................................................... 48
4.2.8 Thermal Sensor Input to Fan Speed Control ........................................................................................ 49
To Next Page
Loading...