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參數(shù)資料
| 型號： | HA13561F |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | Combo (Spindle & VCM) Driver |
| 中文描述： | 組合（主軸 |
| 文件頁數(shù)： | 21/26頁 |
| 文件大小： | 114K |
| 代理商： | HA13561F |
HA13561F
21
Electrical Characteristics
(Ta = 25
°
C, Vps = 12 V, V
SS
= 5 V) (cont)
Item
Symbol Min
Typ
Max
Unit
Test Conditions
Applicable
Pins
Note
Logic input 4
(SPNENB)
Input dead
current
I
DEAD
—
—
±
10
μ
A
44
Logic input 5
(POLSEL)
(CONTSEL)
Input low voltage V
IL5
—
—
1.0
V
40, 41
Input middle
voltage
V
IM5
2.0
—
3.1
V
Input high
voltage
V
IH5
3.9
—
—
V
Input low current I
IL5
Input high
current
–38
–53
–75
μ
A
μ
A
Input = GND
I
IH5
38
53
75
Input = 5.0 V
Spindle
driver
Total saturation
voltage
Vsatspn —
0.8
1.1
V
Ispn = 1.0 A
16, 20, 21
—
—
0.5
V
Ispn = 0.35 A
Saturation at
braking
Vbreak
—
—
0.7
V
Ibreak = 0.6 A
Leak current
Icer1
—
—
±
2.0
mA
SPNENAB = Open
Current limiter
reference
voltage
V
OCL
430
480
530
mV
V
CLREF
= 500 mV
R
NF
17
Control amp
gain
Gctl
—
–2
±
2
dB
R
NF
= 1.0
17, 22
B-EMF amp. Input sensitivity
Vmin
—
100
—
mVp-p
16, 20, 21
1
Charge
pump
Reference
voltage
VR1
1.06
1.17
1.28
V
R1a + R1b = 24
C-PUMP = 1.0 V
22, 24
Charge current
I
CH1
I
DIS1
40
45
50
μ
A
μ
A
Discharge
current
–40
–45
–50
Leak current
Icer2
—
—
±
50
nA
Speed discri Operating
frequency
fclk
—
—
8.0
MHz
42
Start up
circuit
Threshold
voltage
Vth
H
1.6
1.8
2.0
V
24, 39
Vth
L
I
CH2
0.3
0.5
0.7
V
Charge current
21
23
26
μ
A
R1a + R1b = 24 k
COMM = 1 V
Discharge
current
I
DIS2
–19
–22
–25
μ
A
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