Contents
Chapter 4 DC-DC Converter
1. Power ..................................................................................................... 4-1
2. DC-DC CONVERTER............................................................................. 4-1
2.1 JHL90 Adapter Description............................................................4-2
2.2 Feature ..........................................................................................4-2
2.3 Adapter Electrical Specification .....................................................4-2
3. DC-DC CONVERTER............................................................................. 4-3
3.1 Description.....................................................................................4-3
3.2 Features ........................................................................................4-3
3.3 Electrical specification ...................................................................4-3
3.4 Temperature Range:......................................................................4-3
3.5 Charger..........................................................................................4-8
3.6 OVER Current protection:..............................................................4-8
3.7 OVER Voltage protection:..............................................................4-9
3.8 Under voltage protection:...............................................................4-9
3.9 Short circuit protection:..................................................................4-9
3.10 I/O..................................................................................................4-9
3.11 BATTERY ....................................................................................4-10
4. INVERTER SPECIFICATION JHL90/91 15.4 inch inverter spec .........4-12
4.1 Features ......................................................................................4-12
4.2 Absolute maximum rating ............................................................4-12
4.3 Electrical characteristic................................................................4-13
4.4 Electrical specification .................................................................4-15
4.5 Connector description..................................................................4-15
4.6 Safety Protection .........................................................................4-16
5. Reliability Requirements ........................................................................4-17
5.1 Mean Time Between Failures (MTBF) .........................................4-17
5.2 Reference Document...................................................................4-17
5.3 Electro-Static Discharge (ESD)....................................................4-17
6. Regulatory Compliance .........................................................................4-17
7. Power interface......................................................................................4-19
7.1 Power requirement ......................................................................4-19
7.2 Power/EE Interface definition: .....................................................4-19
7.3 Power Sequence .........................................................................4-20
8. Reset Map .............................................................................................4-23
9. PCI resource assignment.......................................................................4-24
10. EC SMBus Block ...................................................................................4-25
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