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Chapter 1 47
Over Voltage Protection
(OVP)
29V
Over Current
Protection(OCP)
Output current limit is 5A(Max mode)
Short circuit protection Output can be shorted without damage, and auto recovery
Electrostatic discharge
(ESD)
15kV (at air discharge)
8kV (at contact discharge)
Dielectric Withstand Voltage
Primary to secondary 2150VDC for 1 sec
Leakage current less than 100uA
Regulatory Requirements 1. CISPR 22 Class B
2. VCCI Class II
Hard Disk Drive Interface
Item Specification
Vendor &
Model Name
Segate SATAST98823AS/
HGST
SATA 1.5G NCQ
MORAGA+HTS541080G9SA
00
Segate SATA ST9100824AS
LF/
HGST
NCQMORAGA+HTS541010
G9SA00
Segate SATA
ST9120821AS LF/
Toshiba SATAI1.5G W/
NCQ MK1234GSX
Capacity
(MB)
80000 100000 120000
Bytes per
sector
1024/512 512 512
Data heads 3/4 4 4
Drive Format
Disks 2 2 2
Spindle
speed
(RPM)
5400 RPM 5400 RPM 5400 RPM
Performance Specifications
Buffer size 8192KB 8192KB 8192KB
Interface Serial ATA Serial ATA Serial ATA
Max. media
transfer rate
(disk-buffer,
Mbytes/s)
57.6/61.6 57.6/61.6 59.3
Data transfer
rate
(host~buffer,
Mbytes/s)
150 MB/Sec.
SATA 1.0
150 MB/Sec. 150 MB/Sec.
DC Power Requirements
Voltage
tolerance
5V(DC) +/- 5% 5V(DC) +/- 5% 5V(DC) +/- 5%
Item Specification