參數(shù)資料
型號: FAN8623
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 運動控制電子
英文描述: 12V Spindle Motor and Voice Coil Motor Driver(12V電源的主軸電機和語音線圈電機驅動器)
中文描述: VOICE COIL MOTOR CONTROLLER, 1.2 A, PQFP52
封裝: 14 X 14 MM, HEAT SINK, QFP-48
文件頁數(shù): 28/35頁
文件大小: 443K
代理商: FAN8623
FAN8623; PRELIMINARY
28
Default (pin4, pin42 : not connected)
Regulator
The FAN8623 includes the voltage regulator for ASIC and other circuits. It consists bias circuit, the band gap reference and the
external NPN power transistor. The regulator voltage can be adjusted by the external resistor, R3a, R3b.
Figure 14. low drop regulator schematic
if R3a = 20k, R3b = 13k
Vhys
53mV
=
VDD Vhys 5V
;
)
--------+
R5
--------+
Vhys
×
=
VDD Vhys 12V
;
)
R8
Vhys
×
=
VDD th
VCC th
4.1V
9.4V
,
VDD Vhys 5V
;
)
-------+
11k
----------+
53mV
90mV
×
=
VDD Vhys 12V
;
)
9k
53mV
200mV
×
=
Vreg
Vref 1
-----------
+
Vref
,
1.3V
=
=
VDD
VREG
R3a
R3b
Vref
3
+
-
7
Vadjust
Bias
Block
Bandgap
Reference
VREF
Vreg
Vref 1
R3b
-----------
+
1.3
1
13k
---------
+
×
3.3V
=
=
=
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相關代理商/技術參數(shù)
參數(shù)描述
FAN8700 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:Camera Motor Drive and Control IC
FAN8702 功能描述:馬達/運動/點火控制器和驅動器 6CH Motor Drive IC RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型: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 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
FAN8702B 功能描述:馬達/運動/點火控制器和驅動器 DSC 1CH IC RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型: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 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
FAN8702MP 制造商:FAIRCHILD 制造商全稱:Fairchild Semiconductor 功能描述:6 Channel DSC Motor Driver
FAN8702MPX 功能描述:馬達/運動/點火控制器和驅動器 6CH Motor Drive IC RoHS:否 制造商:STMicroelectronics 產品:Stepper Motor Controllers / Drivers 類型: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 安裝風格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube