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參數資料
| 型號： | AN8428GAK |
| 廠商： | PANASONIC CORP |
| 元件分類： | 運動控制電子 |
| 英文描述： | For 3.5inch HDD Motor Comb IC |
| 中文描述： | DISK DRIVE MOTOR CONTROLLER, 3 A, PQFP80 |
| 封裝： | 14 X 14 MM, PLASTIC, HQFP-80 |
| 文件頁數： | 1/4頁 |
| 文件大小： | 170K |
| 代理商： | AN8428GAK |
The products and specification are subject to change without any notice. Please ask for the latest Product Standards to guarantee the satisfaction of your product requirements.
1.Kotari Yakemachi, Nagaokakyo, Kyoto, 617-8520 Japan Tel. (075)951-8151 http://www.mec.panasonic.co.jp
M00389AE
New publication, effective from May.8.2000
■
Overview
AN8428GAK is motor comb IC for 3.5inch HDD.
By new retract circuit ,reduce external components and shorten the
brake time of the disk to improve reliability of HDD .
Spindle motor sensor less linear drive.
VCM linear drive , PWM-DAC control .
Built-in Retract , 12 V/5 V/3.3 V power monitor, 3.3 V-Regulator.
80-pin TQFP package with exposed heat think .
■
Applications
3.5 inch HDD
■
Principle functions
(1)Spindle motor sensor less linear drive :2.7 A peak current drivers , Ron=1.1
Ω
(2)VCM linear drive : 1.8 A peak current , Ron=1.5
Ω
(3)Retract function exists
(4)Built in 12 V/5 V/3.3 V power monitor
(5)Built in shock sensor amplifier
(6)Built in 3.3 V regulator
Reduce external components and improve reliability
For 3.5inch HDD Motor Comb IC
／
AN8428GAK
■
Features
●
By new retract circuit ,reduce external components and shorten
the brake time 1/2 of the disk to improve reliability of HDD .
●
Built-in shock sensor amplifier for mechanical shock protection
and 3.3 V regulator for logic semiconductor .
●
10 dB acoustic noise reduction by trapezoidal current on spindle
motor drive .
●
80- pin TQFP package with the smallest thermal resistance in the
industry .
Meet to increase speed of HDD higher 30 % than previous.
New
Unit : mm
HQFP080-P-1414
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