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參數(shù)資料
| 型號： | HA13614FH |
| 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)： | 3/26頁 |
| 文件大小： | 122K |
| 代理商： | HA13614FH |
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HA13614FH
3
Pin Description
Pin No.
Pin Name
Function
1
OP1OUT
Output of OP amp. 1
2
OP1IN(–)
Inverted input of OP amp. 1
3
OP2IN(+)
Non-inverted input of OP amp. 2
4
Vss
Power supply for +5 V
5
OP2OUT
Output of OP amp. 2
6
PC
External time costant connection terminal for phase compensation of VCM
driver
7
VCMPS
Current sensing terminal for VCM driver
8
VCMN
Output of VCM driver (Inverted output of VCMP)
9
Rs
Current sensing terminal for VCM driver (differential input for VCMPS)
10
VCMIN
Input of VCM driver (differential input for VREF)
11
VCMP
Output of VCM driver (inverted output of VCMN)
12
VCMSLC
External capacitor connection terminal for stabilizing internal reference
voltage of VCM driver
13
RETPOW
Power supply terminal of retract driver
14
RETSET
Output voltage set up terminal of retract driver
15
BC1
External capacitor connection terminal for pumping of booster
16
BC2
17
Vpsv
+12 V power supply for VCM driver
18
VBST
Output of booster circuit
19
BRKDLY
Time constance set up terminal of delayed brake
20
U
U-phase output of spindle motor driver
21
V
V-phase output of spindle motor driver
22
RNF
Current sensing terminal for spindle motor driver
23
BRK
External capacitor connection terminal for power off brake
24
LVI2
Resistor connection terminal for set up the threshold of +3.3 V power monitor
25
CT
Center tap connection terminal for spindle motor
26
ISENSE
Input of PWM comparator
27
W
W-phase output of spindle motor driver
28
Vpss
+12 V power supply for spindle motor driver
29
FLTOUT
PWMDAC output for current control of spindle motor driver
30
VpsOUT
Output of power supply switch
31
VpsIN
Input of power supply switch (+12 V)
32
NFLT
Output of pre-filter for B-EMF sensing (capacitor connection terminal)
33
UFLT
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相關(guān)代理商/技術(shù)參數(shù) |
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| HA13631T | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:CD-ROM Combo Driver |
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