參數(shù)資料
型號(hào): FAN8729
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類(lèi): 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(yè)數(shù): 12/24頁(yè)
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(guān)PDF資料
PDF描述
FAN8729_NL Spindle+4-CH Motor Drive IC
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
FAN8729_NL 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:Spindle+4-CH Motor Drive IC
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FAN8732BG 制造商:FAIRCHILD 制造商全稱(chēng):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(chēng):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(chēng):Fairchild Semiconductor 功能描述:Spindle motor and 5-CH actuator driver [Spindle(PWM), Sled 2-CH(PWM) 3-CH(Linear)]