參數(shù)資料
型號(hào)： KA3120
廠商： FAIRCHILD SEMICONDUCTOR CORP
元件分類： 運(yùn)動(dòng)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)： 12/43頁
文件大小： 786K
代理商： KA3120
KA3120
HDD PRODUCTS
12
PRELIMINARY
MIC-99D001
January 1999
ELECTRICAL CHARACTERISTICS
(Ta=25
°
C, unless otherwise specified)
Characteristic
Symbol
Test conditions
Min.
Typ.
Max.
Unit
SUPPLY CURRENT
5V line supply current 1
I
DD1
I
DD2
I
DD3
I
DD4
I
CC1
I
CC2
I
CC3
I
CC4
CNTL1=0V
40
50
60
mA
5V line supply current 2
15
20
25
mA
5V line supply current 3
CNTL1=CNTL3=5V
15
20
25
mA
5V line supply current 4
CNTL3=0V
15
20
25
mA
12V line supply current 1
CNTL1=0V
4
7
15
mA
12V line supply current 2
4
7
15
mA
12V line supply current 3
CNTL1=CNTL3=5V
10
30
50
mA
12V line supply current 4
CNTL3=0V
4
7
15
mA
POWER MONITOR
Threshold voltage1 level for 12V
V
TH12
V
TH12b
V
HYS12
V12
V
CC
=Sweep, V
DD
=5V
V
CC
=Sweep, V
DD
=5V
V
CC
=Sweep, V
DD
=5V
V
CC
=12V, V
DD
=5V
V
CC
=12V, V
DD
=Sweep
V
CC
=12V, V
DD
=Sweep
V
CC
=12V, V
DD
=Sweep
V
CC
=12V, V
DD
=5V
9.1
9.4
9.8
V
Threshold voltage2 level for 12V
8.9
9.2
9.6
V
Hysteresis on 12V comparator
100
200
300
mV
Adjustable pin voltage for 12V
3.0
3.2
3.4
V
Threshold voltage level1 for 5V
V
TH5
V
TH5b
V
HYS5
V5
3.9
4.1
4.4
V
Threshold voltage level2 for 5V
3.8
4.0
4.3
V
Hysteresis on 5V comparator
50
100
150
mV
Adjustable pin voltage for 5V
2.85
3.0
3.25
V
POWER ON RESET GENERATOR
Charging current for POR Capacitor
I
CPOR
V
THPOR
V
POH
V
POL
Td
POR
V
CC
=12V, V
DD
=5V
CDLY=Sweep
17.0
14.0
10.0
μ
A
POR threshold voltage
2.3
2.5
2.7
V
Output high voltage
V
CC
=12V, V
DD
=5V
V
CC
=12V, V
DD
=5V
C
DLY
=220nF
4.5
V
DD
0.5
V
Output low voltage
0
V
Power on reset delay
40
ms
CONTROL INPUT
Logic control input 1 MED voltage
V
CTL10
I
CTL1
V
CTL1H
I
CTL1H
V
CTL1L
I
CTL1L
CNTL1=2.5V
2.3
2.5
2.7
V
Logic control input 1 MED current
CNTL1=2.5V
5
0
5
μ
A
Logic control input 1 HIGH voltage
CNTL1=Sweep
3.8
4.2
4.6
V
Logic control input 1 HIGH current
CNTL=5V
60
80
100
μ
A
Logic control input 1 LOW voltage
CNTL1=Sweep
0.5
0.8
1.2
V
Logic control input 1 LOW current
CNTL1=0V
-100
-80
-60
μ
A
LOGIC CONTROL INPUT2 & 3 SPEC’S ARE EQUAL TO LOGIC CONTROL INPUT1
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