Power Supply DC And RF
hengyan
October 23, 2009 at 09:19 AM posted in General DiscussionPower Supply DC And RF
Posted:22 October,2009
PTB sells mac g3 power supplies Discount Replica for sputtering and evaporation, as well as for etching, ashing, bombardment, induction and others. We sell various sizes to correspond to the amount of material or the deposition/etch rates desired. We test them thoroughly before shipping and can accommodate special test requirements.DC power supplies are for sputtering: DC Magnetron, DC Biased and DC Pulsed. DC Magnetrons are the most common power supplies for depositing metals. DC Pulsed are newer and work well on both dielectrics and metals. Both DC Magnetron and DC Pulsed range in power from 500 watts to 30 kW. Either can be equipped with remote interfaces or front panel displays. We sell the: Advanced Energy Magnetron and Pinnacle.
RF mac g4 power supplies Cheap Onsale are for RF sputtering, RF Bias, RF Etch/ashing and induction heating. RF sputtering supplies are typically set at 13.56 MHz. They are an excellent source for sputtering dielectrics. Many are solid state; however less expensive tube types are available. Power ranges from 100 W to 5 kW for solid state supplies and tube supplies can go to 40 kW. Some applications require low frequency power supplies. Most run from 50 to 460 kHz. Induction heating power supplies are available. We sell the: Advanced Energy RF, Comdel: 13.56 RF power supply and Low RF power supply, ENI: 13.56 RF power supply and Low RF power supply and RFPP: 13.56 RF power supply and Low RF power supply. They are high power (7.5 kW to 40 kW) and run at 450 kHz. Most are tube type.
E-Beam power supplies are high voltage DC power supplies which are used in conjunction with an E-beam gun for evaporation of materials. They range in power from two to 15 kW and run at voltages between six and 10 kV. Most can be equipped with a beam sweep which moves the beam in the pocket to distribute power evenly across the pocket. Sweeps are normally used for the evaporation of non-conductive materials. All mac g3 power supplies Replacment Onsales Oem have interlocks for high voltage safety as well as an interface for control from a deposition monitor/controller. Some power supplies can run more than one gun or system.
Constraints that commonly affect power supplies are the amount of power they can supply, how long they can supply it without needing some kind of refueling or recharging, how stable their output voltage or current is under varying load conditions, and whether they provide continuous power or pulses.
The regulation of power supplies is done by incorporating circuitry to tightly control the output voltage and/or current of the power supply to a specific value. The specific value is closely maintained despite variations in the load presented to the power supply's output, or any reasonable voltage variation at the power supply's input. This kind of regulation is commonly categorized as a Stabilized mac g4 power supply Discount Onsale Replica.
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