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參數(shù)資料
| 型號： | HA13568R |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | CD-ROM Combo Driver(CD-ROM COMBO 驅(qū)動器) |
| 中文描述： | 的CD - ROM組合驅(qū)動器（CD - ROM光碟康寶驅(qū)動器） |
| 文件頁數(shù)： | 14/22頁 |
| 文件大?。?/td> | 355K |
| 代理商： | HA13568R |
HA13568AT/HA13568R
14
Tc2 =
J
P Kt Ispnmax
1
6
Ct2 =
Tc2 Vrt
8 Rt (Vhct2
Vlct2)
Where, J
P
Kt
Vhct2 : CT2 pin high voltage (
≈
3.3 V)
Vlct2 : CT2 pin low voltage (
≈
1.3 V)
5. The PWM oscillation frequency fpwm is determined by the following equation.
Vrt
8 Ct3 Rt (Vhct3
Vlct3)
Where, Vhct3 : CT3 pin high voltage (
≈
3.3 V)
Vlct3 : CT3 pin low voltage (
≈
1.3 V)
6. The C103 to C105 for B-EMF filter are determined by the following equation.
21
π
Rflt
No
P
π
Rflt
No
P
Where, Rfill
: B-EMF detection output resistor (See the electrical characteristics)
No
: Maximum rotation speed (rpm)
7. The FCS and TRR is determined by the following equation.
Voltage drive:
R1
Rin + R2
: Spindle motor inertia (kg · cm · S
2
)
: Number of spindle motor poles (Total number of S poles and N poles)
: Spindle motor torque constant (kg · cm / A)
fpwm =
35
≤
C103
≤
Gv =
Gm =
Current drive:
R1
((Rin + R2)
Rs)
Where, R1
R2
Rin
: Resistor of IC inside (
≈
30k
)
: Resistor of IC inside (
≈
7k
)
: Resistor value inserted in the input (
)
(R110 to R113)
: Current sense resistor (
)
8. The output voltage Vout of voltage regulator is determined by the following equation.
Rr1
Rr2
Rs
Vout = 3.3 1 +
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HA13568T | CD-ROM Combo Driver(CD-ROM COMBO 驅(qū)動器) |
| HA13571FR | Combo (Spindle & VCM) Driver for HDD |
| HA13605A | Three-Phase Brushless Motor Driver |
| HA13609ANT | Three-Phase Brushless Motor Driver |
| HA13614 | Combo (Spindle & VCM) Driver |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HA13568T | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Servo/Spindle Motor Controller/Driver |
| HA13571FR | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Combo (Spindle & VCM) Driver for HDD |
| HA13601S | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:DC Motor Controller/Driver |
| HA13605A | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Three-Phase Brushless Motor Driver |
| HA13609ANT | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:Three-Phase Brushless Motor Driver |
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