pwm
TI improves full-color video panel displays with 16-bit, 16-channel LED driver
Submitted by Ionela on Thu, 04/17/2008 - 07:01.
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Enhanced spectrum PWM brightness control improves image quality and reduces flicker DALLAS (April 16, 2008) - Texas Instruments Incorporated (TI) (NYSE: TXN) introduced today a 16-channel, 50 mA constant-current sink LED driver, with an input voltage of up to 17 V. The TLC5943's integrated enhanced spectrum pulse-width modulation (PWM) improves image quality and reduces flicker noise in monochrome, multicolor and full-color LED displays, as well as LED signboards and display backlighting. |
ON Semiconductor Introduces New Family of PWM Buck Regulators Featuring Unique Auto-Tracking and Sequencing Capabilities
Submitted by Ionela on Mon, 03/17/2008 - 09:00.
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New NCP312x devices are ideal for power regulation in set-top-boxes, LCD-TVs, cable modems and other consumer applications PHOENIX, Ariz. March 6, 2008 - ON Semiconductor (Nasdaq: ONNN), a global leader in efficient power semiconductor solutions, today introduced the NCP312x family of dual output pulse width modulation (PWM) buck regulators that offer unique auto-tracking and sequencing capabilities. Featuring integrated MOSFETs that deliver 2 amperes (A) (NCP3120, NCP3122) or 3 A (NCP3121, NCP3123) output current with switching frequency up to 2.2 megahertz (MHz), the new devices are ideal for a variety of consumer applications including set-top-boxes (STB), LCD-TVs and cable modems. |
