參數(shù)資料
型號(hào): KA3030
廠商: Fairchild Semiconductor Corporation
英文描述: 6-Channel Motor Drive IC
中文描述: 6通道馬達(dá)驅(qū)動(dòng)IC
文件頁(yè)數(shù): 10/17頁(yè)
文件大?。?/td> 299K
代理商: KA3030
KA3030D
10
4. FOCUS, TRACKING, SPINDLE, SLED DRIVE CIRCUITS
GV = 20log (V
O
/V
IN
) = GV1 + GV2 = 3.5dB + 6dB = 9.5dB
Vref is fixed to 2.5V as the external bias voltage and the input signal through the V
IN
is amplified to about 9.5dB through two
state AMP.
In the level shift circuitry, the input signal is transformed into the current so that the voltage V1 and V2 are shifted to V1’ and
V2’ respectively.
V1’ = V1 + (I
C
×
V
REF
) = V1 +
V
V2’ = V2
(I
C
×
V
REF
) = V2
V
Because V1 and V2 voltages, in their initial state, are equal, the voltage, V
M
, on the sides of the motor is following V
M
= V1’
V2’ =
V
(
)
V = 2
V
Rotation occurs due to 2
V voltage difference at both sides of the motor.
+
+
M
+
V1’
GV2
V2’
V2
V1
Rref
I
C
V
REF
+
GV1
V
(pin 23)
V
IN
LEVEL SHIFTER
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參數(shù)描述
KA3030D 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 Motor Driver 4Ch BTL+2Ch DC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類(lèi)型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
KA3030DTF 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類(lèi)型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
KA3031 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 Motor Driver 4Ch BTL+2Ch DC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類(lèi)型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
KA3032 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 Motor Driver 4Ch BTL+1Ch DC RoHS:否 制造商:STMicroelectronics 產(chǎn)品:Stepper Motor Controllers / Drivers 類(lèi)型:2 Phase Stepper Motor Driver 工作電源電壓:8 V to 45 V 電源電流:0.5 mA 工作溫度:- 25 C to + 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
KA3037 制造商:FAIRCHILD 制造商全稱(chēng):Fairchild Semiconductor 功能描述:7-CH Motor Driver