Alps Electronics 3.5" FDD DF35 DF354148F Leaflet
Product codes
DF354148F
For more information please contact : Sales or Products Information Center.
PHONE : ＋81（3）
5499 -8154
（DIRECT）
Product information site
http://www3.alps.com/e/
This catalog is printed with soy ink.
Printed in Japan 2008.1. AEX
○
CAUTIONS
Items
Model
Storage capacity （Unformatted）
Data transfer rate
Recording density
Track density
Number of tracks
Rotation speed
Track to track seek time
Settling time
Motor start time
Outline dimensions （h） x （w） x （d）
Weight
DF354H
DF354N
2.0/1.0 MB
500K/250K bps
686/343 bpmm
（17434/8717 bpi）
160
300 min
-1
（300 rpm）
2.0/1.6/1.0 MB
500K/500K/250K bps
686/558/343 bpmm
（17434/14184/8717 bpi）
160/154/160
300/360/300 min
-1
（300/360/300 rpm）
5.33 tpmm （135 tpi）
3 ms
15 ms
500 ms
25.4×101.6×140 mm （1×4×5.51 in.）
420g （0.92 lb.）
Power
Consumption
Supply voltage
Temperature
(operating / non-operating)
Humidity
(operating / non-operating)
Wet bulb max.
Operating
Non-operating
Operating
Non-operating
Environmental
condition
Vibration
resistance
Shock
resistance
5 V（±10%）
1.1 W（typ.）
0.05 W max.
5 to 50°
C （41 to 122 °
F）/ −40 to 60°
C （−40 to 140 °
F）
8 to 80 %RH / 5 to 90 %RH
29.4°
C （85.0 °
F）
7.16 m/s
2
（0.73 G）17 to 200Hz, 3.24 m/s
2
（0.33 G）200 to 500Hz
19.61 m/s
2
（2 G）10 to 200Hz
49 m/s
2
（5 G）11ms half sine
686 m/s
2
（70 G）11ms half sine
W/R
Standby
Error rate
MTBF
MTTR
Soft
Hard
Seek
80,000 POH
30minutes
1per10
9
bits
1per10
12
bits
1per10
6
seeks
Safety standards
This product is manufactured in Malaysia and China.
UL, CSA and T
V approved
Specifications
Environmental and Physical Specifications
Reliability
Safety Standards
T
Note
1.Unless specifically indicated otherwise, products in this catalog have
been designed and manufactured for use in ordinary electronic
equipment and devices, such as AV equipment, electric home
appliances,
equipment and devices, such as AV equipment, electric home
appliances,
office
machines,
and
communications equipment.
So if these products are planned for equipment that requires a high
degree of safety and reliability, especially those apparatuses like
medical equipment, aviation and aircraft equipment, space equipment,
and burglar alarm equipment, the equipment manufacturers should
assure equipment safety by providing protection circuits and redundant
circuitry and should fully check the suitability of such products for the
intended equipment.
degree of safety and reliability, especially those apparatuses like
medical equipment, aviation and aircraft equipment, space equipment,
and burglar alarm equipment, the equipment manufacturers should
assure equipment safety by providing protection circuits and redundant
circuitry and should fully check the suitability of such products for the
intended equipment.
2.Specification indicated in this catalog is outline only. When employing the
product, we recommend use of an officially authorized specification for
supply contract.
supply contract.
3.The external appearance, performances, and other properties of the
product may be changed for improvement without prior notice. The
product introduced in this catalogue may discontinue being produced
without prior notice.
product introduced in this catalogue may discontinue being produced
without prior notice.
4.Please note that the colors of products shown in this catalog may be a
little different from those of the actual products.
5.Names for products and companies and titles of specifications indicated
in this catalogue are mostly trademarks or registered trademarks of
theirrespective owners.
theirrespective owners.
6.Please contact us for any enquiries and queries on our products and
their uses.
7.This catalog is valid till the end of December 2007.