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New permanent magnetism synchronous machine control chip IRMCK203 and application
Wednesday, December 31st, 2008 at 07:45 | No commentsCategories: Power SupplyTags: IRShort Content: Abstract: IRMCK203 is the IR Corporation newest promoted section of high performance non-sensor permanent magnetism synchronous machine monolithic controls IC. It uses the pure hardware circuit to carry out permanent magnetism synchronous machine's rotor magnetic field orientation control algorithm, thus has the good dynamic property, simultaneously also has highly nimble configurable energy. In the article introduced the IRMCK203 chip's unique feature, has given based on the IRMCK203 non-sensor permanent magnetism synchronous machine's control system design method. Key word: ... -
High-pressured rectilinear current sensor IR2175 and application
Thursday, December 18th, 2008 at 10:09 | No commentsCategories: Power SupplyTags: IRShort Content: Abstract: IR2175 is the high-pressured rectilinear current sensor which IR (International Rectifier) the company produces, it does not need through A/D to transform then may the direct output PWM digital signal, thus simplified the motor control electric circuit's electric current examination and the protection operation, but uses in conveniently the motor-driven system. In the article introduced the IR2175 unique feature, the pin function and the principal characteristic, have given its model application electric circuit. Key word: IR2175; Rectilinear ... -
Power factor adjustment and ballast control chip IR2167 - 51RD Chinese electronic net
Thursday, December 18th, 2008 at 05:09 | No commentsCategories: Power SupplyTags: IRShort Content: IR2167 is integrates completely, protects completely, may actuate all type fluorescent lamp's 600V electron ballast control chip. The PFC electric circuit (CCM) works by the critical breakover pattern, may obtain the very high power factor, and has the low harmonic constant 煟 abundant decayed tooth mold 犌 to damp stretches jian Miao Gu silly ao # Sang Yaobo to guarantee bites returns to the sodium light liquor characteristic including the preheat interval and the frequency adjustable, the ignition frequency adjustable, ... -
High performance digit motion control chip IRMCK201 function and application
Tuesday, December 9th, 2008 at 16:09 | No commentsCategories: Power SupplyTags: IRShort Content: Abstract: IRMCK201 is the digit motion control chip which the American International Rectification Company develops, is aims at the servo drive system to design specially. This component may realize the complete speed ring and the electric current link control, has the fast high performance servo driving force. In the article introduced in detail the IRMCK201 major function, the characteristic and the main connection, and gave one to apply in numerically-controlled machine tool's exchange servo drive system's example. Key ... -
Accurate resonance soft switch controller IRIS4015 design and application
Tuesday, December 9th, 2008 at 11:09 | No commentsCategories: Power SupplyTags: IRShort Content: Abstract: IRIS4015 is a section of special-purpose accurate resonance soft switch controller, this chip function is complete, uses the periphery part to be few, and has the consummation protection circuit. In the article introduced in detail this chip's characteristic, the function, have given its model application electric circuit. Key word: Accurate resonance; Soft switch; Instead stirs up the converter; IRIS4015 1 outline IRIS4015 is MOSFET and the switching power supply controller seals in the together combination integrated circuit, ... -
Intelligence power source module acceleration three-phase electric appliance electrical machinery driver development
Sunday, December 7th, 2008 at 04:09 | No commentsCategories: Power SupplyTags: IRShort Content: Electric appliance engineer needs one design method, can simplify the highly effective washer, the refrigerator, air conditioning and other domestic electric appliances' three-phase speed change electrical machinery driver's performance history. The speed change electrical machinery driver uses the electronic circuit to change electrical machinery's rotational speed, but is not the low reliable power shifting law which in the old-style electric appliance uses. Moreover, carries on the speed change using the electronic control method also to be able in not the ... -
Based on half bridge driver IR2153 fluorescent lamp electron ballast
Friday, November 21st, 2008 at 07:12 | No commentsCategories: Power SupplyTags: IRShort Content: Abstract: Introduced based on the autoexcitation type half bridge driver IR2135 fluorescent lamp electron ballast electric circuit, introduced emphatically filament preheating and unit electric circuit's and so on start protection constitutions and the characteristic, and has given the detailed electricity schematic diagram. Key word: Electronic ballast; Power factor adjustment; Filament preheating; Restarts moves Introduction Fluorescent lamp's luminous efficiency surpasses the incandescent lamp already the fact which becomes does not struggle, for this reason, in the recent 20 years, ... -
New electronic transformer controller IR2161
Tuesday, November 18th, 2008 at 04:12 | No commentsCategories: Power SupplyTags: IRShort Content: 1 IR2161 main feature IR2161 is the international rectifier company (IR) specially the intelligent control integrated circuit which designs for the electronic transformer. This component can actuate the low pressure halogen lamp. IR2161 needs the function complete collection in sole 8 pin DIP or in the SOIC seal, thus may reduce the part quantity, the simplified circuit effectively and strengthens the reliability. IR2161 can adapt the voltage which, the frequency and the tube condition changes unceasingly, this characteristic is helpful ...
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