參數(shù)資料
型號: KA3120
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 運動控制電子
英文描述: SPINDLE & VOICE COIL MOTOR ONE CHIP DRIVER
中文描述: VOICE COIL MOTOR CONTROLLER, 2 A, PQFP48
封裝: 14 X 14 MM, HEAT SINK, QFP-48
文件頁數(shù): 16/43頁
文件大?。?/td> 786K
代理商: KA3120
KA3120
HDD PRODUCTS
16
PRELIMINARY
MIC-99D001
January 1999
ELECTRICAL CHARACTERISTICS (Continued)
(Ta=25
°
C, unless otherwise specified)
Characteristic
Symbol
Test conditions
Min.
Typ.
Max.
Unit
COMUTATION CONTROL
U stair high
V
USTH
V
USTM
V
USTL
F
UST
V
VSTH
V
VSTM
V
VSTL
F
VST
V
WSTH
V
WSTM
V
WSTL
F
WST
V
COMH
V
COML
F
COM
2.85
3.0
3.15
V
U stair middle
2.35
2.5
2.65
V
U stair low
1.85
2.0
2.15
V
U stair frequency
0.9
1.0
1.1
KHz
V stair high
2.85
3.0
3.15
V
V stair middle
2.35
2.5
2.65
V
V stair low
1.85
2.0
2.15
V
V stair frequency
0.9
1.0
1.1
KHz
W stair high
2.85
3.0
3.15
V
W stair middle
2.35
2.5
2.65
V
W stair low
1.85
2.0
2.15
V
W stair frequency
0.9
1.0
1.1
KHz
Com high
2.6
2.75
2.9
V
Com low
2.1
2.25
2.4
V
Com frequency
2.8
3.0
3.2
KHz
COMUTATION CONTROL SOFT
U stair frequency_soft
F
USTSF
F
VSTSF
F
WSTSF
F
CSF
V
CHSF1
V
CLSF1
V
CHSF1
V
CLSF1
0.9
1.0
1.1
KHz
V stair frequency_soft
0.9
1.0
1.1
KHz
W stair frequency_soft
0.9
1.0
1.1
KHz
Com frequency_soft
2.9
3
3.1
KHz
Com high voltage_soft1
2.65
2.75
2.85
V
Com low voltage_soft1
2.15
2.25
2.35
V
Com high voltage_soft2
2.65
2.75
2.85
V
Com low voltage_soft2
2.15
2.25
2.35
V
REGULATOR
Adjustable PIN voltage
V
ADJ
V
REG
R
LINE
R
LOAD
VDD=5V,R3a=15K
,R3b=10K
1.2
1.3
1.4
V
Regulator output voltage
VDD=5V,R3a=15K
,R3b=10K
3.1
3.3
3.5
V
Regulator line regulation
VDD=sweep
0
0.5
1.0
%
Regulator load regulation
VDD=5V
0
0.5
1.0
%
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