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參數資料
| 型號： | FAN8729 |
| 廠商： | FAIRCHILD SEMICONDUCTOR CORP |
| 元件分類： | 光電元器件 |
| 英文描述： | Spindle+4-CH Motor Drive IC |
| 中文描述： | 4 CHANNEL CD MOTOR DRIVER, PQFP52 |
| 封裝： | 14 X 14 MM, QFP-52/48 |
| 文件頁數： | 12/24頁 |
| 文件大小： | 487K |
| 代理商： | FAN8729 |
FAN8729
12
4. CH1,2,3,4 Balanced Transformerless (BTL) Drive
Diagram above shows each input/output BTL channel structure.
When BTL input voltage is V
ref
, the output voltage is P
ref
. P
ref
has the value of VM/2.
BTL Channel’s output voltage is found as follows;
BTL
gain value is found as follows;
LEVEL
SHIFT
M
32
34
29 27
33
35
28
30
P
ref
P
ref
37 41
19 20
21 22
Vref123,4
Vin
R2
R1
R3
R3
R3
R3
DO+
DO-
)
(
)
3
3
1
1
2
Pr
)
(
)
3
3
1
1
2
Pr
Vref
Vin
R
R
R
R
ef
Do
Vref
Vin
R
R
R
R
ef
Do
×
+
×
=
×
+
×
+
=
+
1
2
4
R
R
Gain
×
=
相關PDF資料 |
PDF描述 |
|---|---|
| FAN8729_NL | Spindle+4-CH Motor Drive IC |
| FAN8732BG | Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)] |
| FAN8732BGX | Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)] |
| FAN8732CG | Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)] |
| FAN8732CGX | Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)] |
相關代理商/技術參數 |
參數描述 |
|---|---|
| FAN8729_NL | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Spindle+4-CH Motor Drive IC |
| FAN8731D | 功能描述:功率驅動器IC RoHS:否 制造商:Micrel 產品:MOSFET Gate Drivers 類型:Low Cost High or Low Side MOSFET Driver 上升時間: 下降時間: 電源電壓-最大:30 V 電源電壓-最小:2.75 V 電源電流: 最大功率耗散: 最大工作溫度:+ 85 C 安裝風格:SMD/SMT 封裝 / 箱體:SOIC-8 封裝:Tube |
| FAN8732BG | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)] |
| FAN8732BGX | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)] |
| FAN8732CG | 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)] |
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