HGST 7K100 750GB 3.5" 0Y30042 Leaflet

Specifi cations

Interface Serial 

ATA 

3.0Gb/s 

Capacity

1

 750GB 

1TB 

Sector size 

512 bytes 

Disks/heads 4/8 

5/10 

Data buffer

2

 32MB 

Rotational speed 

7200 RPM 

Media transfer rate (max) 

1070Mb/s 

Interface transfer rate (max) 

300Mb/s 

Latency 

4.17ms (average, 7200 RPM) 

Seek time

3

 

8.2ms read (typical), 9.2ms write (typical) 

Silent-seek time

3

 

14ms read (typical), 15ms write (typical) 

Error rate (non-recoverable) 

1 per 1.0 E15 bits transferred 

Load/unload cycles (at 40°C) 

50,000 

Availability 

4

 (hrs/day x days/wk) 

24x7 

Warranty 3 

years 

Supply 

+5 VDC (+/- 5%), +12 VDC (+10% / -8%) 

Start up current (max) 

2.0A (+12V), 1.2A (+5V)  

Random read/write (average) 

11.5W 

12.3W 

Silent read/write (average) 

9.2W 

10.2W 

Idle (average) 

7.6W 

8.4W 

Unload idle 

5.5W 

6.1W 

Low RPM idle 

3.5W 

3.7W 

Idle 2.9bels 

(typical) 

Silent seek, Seek 

3.0bels (typical), 3.2bels (typical) 

Dimensions 

H (26.1mm) x W (101.6mm) x  D (147mm) 

Weight (max) 

700g 

Temperature 

5 to 60 °C operating, -40 to 70 °C non-operating 

Relative humidity (non-condensing) 

8 to 90% operating, 5 to 95% non-operating 

Shock (half sine wave) 

70 G/2 ms pulse operating, 300 G/1 ms pulse non-operating 

Vibration (random) (RMS) 

0.67G horizontal, 0.56G vertical operating, 1.04G XYZ non-operating 

RoHS 

5

 compliant 

yes 

1  GB equals one billion bytes when referring to hard drive capacity; accessible capacity may be less.
2  Buffer capacity includes 270 or less KB used for drive fi rmware.
3  Does not include command overhead.
4  Intended for low duty cycle, non-mission critical applications in PC, nearline and consumer electronics environments.

Note that customer environments may vary from application to application.

5  RoHS refers to the European Union Directive 2002/95/EC on the restriction of certain hazardous substances in  electrical and electronic equipment.

Specifi c application environments such as temperature and duty cycle will affect the overall reliability rates. 

For specifi c application environment reliability rates, please consult Hitachi technical support.

Hitachi Global Storage Technologies trademarks are intended and authorized for use only in countries and jurisdictions in which Hitachi 
Global Storage Technologies has obtained the rights to use, market and advertise the brand. Contact Hitachi Global Storage Technologies 
for additional information. Hitachi Global Storage Technologies shall not be liable to third parties for unauthorized use of this document or 
unauthorized use of its trademarks.

References in this publication to Hitachi Global Storage Technologies’ products, programs or services do not imply that Hitachi Global 
Storage Technologies intends to make these available in all countries in which it operates.

Product specifi cations provided are sample specifi cations and do not constitute a warranty. Information is true as of the date of 
publication and is subject to change. Actual specifi cations for unique part numbers may vary. Please visit the Support section of our website, 
www.hitachigst.com/support, for additional information on product specifi cations. Photographs may show design models.

© 2007 Hitachi Global Storage Technologies

Hitachi Global Storage Technologies
3403 Yerba Buena Road
San Jose, CA 95135 USA

Produced in the United States 11/07. Revised 5/08.
All rights reserved.

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 is a trademark of Hitachi Global Storage Technologies.

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Hitachi quality and service

All Hitachi hard drives are designed to the 
highest quality standards with fi eld-proven 
components. They are backed by Hitachi’s 
worldwide technical support and integration 
services, enabling global customers to bring 
their products to market quickly.

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