參數(shù)資料
型號(hào): FAN8623
廠商: FAIRCHILD SEMICONDUCTOR CORP
元件分類: 運(yùn)動(dòng)控制電子
英文描述: 12V Spindle Motor and Voice Coil Motor Driver(12V電源的主軸電機(jī)和語(yǔ)音線圈電機(jī)驅(qū)動(dòng)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(yè)數(shù): 28/35頁(yè)
文件大?。?/td> 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
=
=
=
相關(guān)PDF資料
PDF描述
FAN8700 Camera Motor Drive and Control IC
FAN8702 6 Channel DSC Motor Driver
FAN8702B DUO-MODULAR TERM.WK 4/D2/2U/V0
FAN8702MP 6 Channel DSC Motor Driver
FAN8702MPX 6 Channel DSC Motor Driver
相關(guān)代理商/技術(shù)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(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 6CH Motor Drive IC RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube
FAN8702B 功能描述:馬達(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 DSC 1CH IC RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)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(dá)/運(yùn)動(dòng)/點(diǎn)火控制器和驅(qū)動(dòng)器 6CH Motor Drive IC RoHS:否 制造商:STMicroelectronics 產(chǎn)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(fēng)格:SMD/SMT 封裝 / 箱體:HTSSOP-28 封裝:Tube