Figure 4.1 Power Supply Configuration - Fujitsu MJA2500BH - Mobile 500 GB Hard Drive Product/Maintenance Manual

Theory of Device Operation
(4) Controller circuit
Major functions are listed below.
•
Serial-ATA interface control and data transfer control
• Data buffer management
• Sector format control
•
Defect management
• ECC control
•
Error recovery and self-diagnosis
SIP
HDC /RDC/MCU/DRAM/FROM
Integration
4-4
2.5V
DC/DC
2.5V
Converter
1.15V
DC/DC
1.15V
Converter

Figure 4.1 Power supply configuration

5.0V
SVC
-3V
Generator
Circuit
-3.0V
PreAMP
C141-E293