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參數(shù)資料
| 型號： | FAN8621B |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 運(yùn)動控制電子 |
| 英文描述： | 12V Spindle Motor and Voice Coil Motor Driver IC(12V電源的主軸電機(jī)和語音線圈電機(jī)驅(qū)動器) |
| 中文描述： | VOICE COIL MOTOR CONTROLLER, PQFP52 |
| 封裝： | 14 X 14 MM, HEAT SINK, QFP-48 |
| 文件頁數(shù)： | 8/22頁 |
| 文件大小： | 427K |
| 代理商： | FAN8621B |
FAN8621B; PRELIMINARY
8
Electrical Characteristics (Contnued)
(Ta=25
°
C, unless otherwise specified)
Parameter
Symbol
Condition
Min.
Typ.
Max.
Units
SPINDLE MOTOR (SPM)
FG FREQUENCY GENERATOR
FG frequency
FG duty
FG output high voltage
FG output low voltage
READY SIGNAL GENERATION
READY high output
F
FG
D
FG
V
FGH
V
FGL
CLK=5MHz,RPMSEL=L (5400 RPM)
F
FG
= 1.08KHz
FG output current is 1mA
FG output current is 1mA
0.97
45
4.5
-
1.08
50
-
-
1.18
50
V
DD
0.5
KHz
%
V
V
V
RDH
CNTL1=H,within ±0.7% motor speed
error,
READY output current is 1mA
4.5
-
-
V
READY low output
SINDLE OUTPUT SATURATION VOLTAGE
U Saturation voltage upper
VSaturation voltage upper
W Saturation voltage upper
U Saturation voltage lower
V Saturation voltage lower
W Saturation voltage lower
RPMSELECT INPUT
RPMSEL threshold voltage
RPMSEL input high current
RPMSEL input low current
SPEED CONTROLLER
Speed controller high voltage
Speed controller low voltage
High voltage of linear range
Low voltage of linear range
F/I converter charge current
F/I converter discharge current
Transeconductance gain of
SPM
CURRENT LIMITTER
Limit voltage of current amp
Limit voltage of current amp
Equivalent output resistance
EXTERNAL REGULATOR
Regulator output voltage
Regulator line regulation
Regulator load regulation
V
RDL
-
-
0.5
V
V
SUU
V
SVU
V
SWU
V
SUL
V
SVL
V
SWL
I
U
=1A
I
V
=1A
I
W
=1A
I
U
=1A
I
V
=1A
I
W
=1A
0.2
0.2
0.2
0.2
0.2
0.2
0.5
0.5
0.5
0.4
0.4
0.4
1.0
1.0
1.0
0.8
0.8
0.8
V
V
V
V
V
V
V
RPH
I
RPHI
I
RPLO
-
-
-
1.1
60
-5
1.5
91
0
1.7
110
5
V
μ
A
μ
A
V
CNTH
V
CNTL
V
LIMITH
V
LIMITL
I
SPLLC
I
SPLLD
GM
SPM
-
-
-
-
-
-
3.5
-
3.15
1.65
-70
40
1.
3.8
-
3.25
1.75
-50
52
1.2
4.2
0.5
3.35
1.85
-40
70
1.5
V
V
V
V
μ
A
μ
A
-
R
PCS
=0.25
V
LIMIT1
V
LIMIT
2
R
CC
R
PCS
= 0.25
R
PCS
= 0.25
-
-
-
0.4
0
20
-
-
-
V
V
-
K
V
REG
V
ADJ
(pin3) = 1.3V
3.3
-
-
V
%
%
R
LINE
R
LOAD
-
-
-
2.0
2.0
I
O
= 500mA
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