IC693ALG223RR 模块

IC693ALG223RR 模块

IC693ALG223RR 

反应式步进电机(Variable Reluctance，VR)

转子由硅钢片或电工纯铁棒等导磁体构成，转子外表面为多齿结构(转子的齿槽在转动时产生磁阻变化，故又称为变磁阻电机)。

当定子线圈通电时，定子磁极磁化，吸引转子齿而产生转矩，使其移动一步。

与永磁电机产生磁性吸引转矩和排斥转矩相比，反应式步进电机只产生吸引转矩。

下图为反应式步进电机的结构。图中定子上均匀分布了12个磁极，每个磁极相距30°；相差90°的四个线圈组成一相绕组。转子齿数为8，当一相绕组通电时，其定子极吸引转子齿，使气隙磁阻小，达到静止位置。

IC693ALG223RR 

APPLIED MATERIALS (AMAT) PRE-ACCEL/AMAG CONTROL CHASSIS

AMAT PW SUP 2 CHN PLSD PLATE 60A/48V EN 0190-01428

TEL (TOKYO ELECTRON) 3D05-200094-12 RING, SHIELD UPPER

VERTEQ AMPLIFIER RFA420 3156023-000 ST0D800-CC50-M6PVDF

VAT 50MM X 336MM PNEUMATIC GATE VALVE - Novellus

DNS CONTROLLER, HEATER RHP 4-PLATE 2-VC-40926-1

AMAT GF UNION FILTER WHEEL ASSY 0010-A9291

VARIAN KIT, SEAL DIFFERENTIAL E11286920

APPLIED MATERIALS (AMAT) LINER CHAMBER 200mm

AMAT VALVE GATE PNEU ACTR 1.0ID PARTICLE 3870-00381

AMAT TCB,GEO ENG BACKPLANE,PF 8007-0172-000

AMAT COVER TOP PAN, MEG HVM 0040-08918

AXCELIS PCB, SOURCE CONTROL DI EATON 150000790

AMAT FAST CONDENSER PS ASSY 0090-A0332

AMAT TARGET, 300MM, AL, 05.% CU 0190-10799

APPLIED MATERIALS (AMAT) TI-XZ FACEPLATE P/N 0021-01598

AMAT RING, DEPTH NARROW OD 0200-01389

AMAT ADAPTER,INLET,3/4X7/8, 275-17261-00

AMAT LFC SA40170 TEDS 1G/MIN FULL SCALE 1/ 3030-04915

ADVANCED ENERGY POWER SUPPLY, BESC 1000VDC 1303125 E

KITZ SCT VALVE, ISOLATION HEATED IVBH80SDVXF8A-NWF-64

NASH_ELMO GAS RING COMPRESS, REGENERATIVE 2BH1400-7AV25

DNS CONTROLLER 2-39-63348 SK2000 MEIDEN UA201/106A

LAM PCB VME 810-017034-005 55-W4364C01A

DNS ASSY, AHL RIGHT SK2000 LID 2-AE-J0163