| Pulse-width modulation - Wikipedia, the free encyclopedia PWM of a signal or power source involves the modulation of its duty cycle, to either ... to provide electrical current to the light source (e.g. by using ... http://en.wikipedia.org/wiki/Pulse-width_modulation |
| Active Damping Control of a High-Power PWM Current-Source ...... the reduction in line current THD of high-power current-source ... PWM current-source rectifier using symmetrical GCTs. applications, utilizing switching ... http://www.ee.ryerson.ca:8080/~bwu/buffer/paper_2005.pdf |
| LM5021 AC-DC Current Mode PWM Controller The PWM comparator compares the current sense signal. with the loop error voltage from the ... source is used for current sense, a low inductance resistor is ... http://www.national.com/ds/LM/LM5021.pdf |
| Control of Voltage Source Inverters using PWM/SVPWM for ... used PWM schemes for three-phase voltage source inverters are carrier-based ... current source inverters (CSIs), where the independently controlled ... http://ethesis.nitrkl.ac.in/1133/1/Control_of_Voltage_Source_Inverters_using_PWM.pdf |
| 1. Voltage-Source PWM Inverter current-source inverter (CSI), employing a dc link inductance and providing a ... A typical voltage-source PWM converter performs the ac to ac conversion in two ... http://mech2006.vtk.be/downloads_2eIr/Actuatoren/PWM.pdf?PHPSESSID=0c09f4b33d69106f850b60a663c25b0c |
| LTM8040 - 36V, 1A µModule LED Driver and Current Source Unique PWM circuitry allows a. dimming range of 250:1, avoiding the color shift normally ... source current pulls PWM high) or pulled up to a voltage ... http://cds.linear.com/docs/Datasheet/8040fa.pdf |
| WHITE LED CHARGE PUMP CURRENT SOURCE WITH PWM BRIGHTNESS CONTROL... WHITE LED CHARGE PUMP CURRENT SOURCE. WITH PWM BRIGHTNESS CONTROL. Check for Samples: ... maximum and the current sources must drop the most voltage in order ... http://focus.ti.com/lit/ds/symlink/tps60231.pdf |
| LM5020 100V Current Mode PWM Controller current source that is switched on or off into the impedance. of the set-point divider. ... ceeded, the current source is activated to instantly raise the ... http://cache.national.com/ds/LM/LM5020.pdf |
| No Harmonic Problems Do PWM drives contribute backfeed current during a short circuit on the line side of the ... regarding the PWM drive as a source of current during a short ... http://www.ab.com/drives/techpapers/afdscc.htm |
| A PWM CURRENT-DRIVEN AC-DC CONVERTER FOR BULK DC SUPPLY A novel PWM AC-DC converter is proposed, based on a `current source' topology, for. use as a bulk supply source for DC power reticulation systems. ... http://www.itee.uq.edu.au/~aupec/aupec99/morton299.pdf |