White LED Step-Up Converter Integrates Schottky Diode

September 2007
Portable Design;Sep2007, Vol. 13 Issue 9, p47
Product Review
The article evaluates the SC4509 step-up converter for white light emitting diode from Semtech Corp.


Related Articles

  • Chip drives up to five white LEDs.  // Electronics Weekly;9/5/2007, Issue 2302, p28 

    The article evaluates the SC4509 converter from Semtech Corp.

  • Low-profile wound-chip inductors provide 30% higher current rating than conventional inductors of equal size.  // EDN;10/14/2004, Vol. 49 Issue 21, p121 

    This article features the NR series of low-profile wound-chip inductors from Semtech Corp. that suits dc/dc-converter choke-coil application. The NR4010, NR4012, and NR4018 feature 1-, 1.2-, and 1.8-millimeter device heights and maximum currents of 580, 740, and 840 milliamperes, re-spectively.

  • Semtech Announces Space-Saving Step-Down Converter.  // ECN: Electronic Component News;Apr2000, Vol. 44 Issue 4, p1 

    Features Semtech Corp.'s SC1409 1 A synchronous buck converter with internal metal oxide semiconductor field-effect transistors (MOSFET). Output voltages provided; Operating frequency as user-selectable; Availability of full production units and evaluation samples.

  • Modular converters speed power designs. Pendergast, Dennis // Electronic Design;09/01/98, Vol. 46 Issue 20, p89 

    Focuses on the development of modular direct current-direct current (dc-dc) converters. Implications on power-system design; Common reason for opting for a modular solution; Main features of modular converters.

  • Network forms digital-to-impedance converter. Belousov, Alex; Travis, Bill // EDN;3/14/96, Vol. 41 Issue 6, p85 

    Details the design for a digital-to-impedance converter. Circuit's resemblance to a capacitive-ladder digital-to-analog converter; Total current from network to ground; Use of a Linear Technology Corp. LT1354 C-Load op amp which is tolerant of high capacitive loads; Possible applications.

  • Differential-to-single-ended converter. Hashemi, Hooman; Travis, Bill // EDN;3/14/96, Vol. 41 Issue 6, p96 

    Details the design of a differential-to-single-ended converter. Differential-current outputs provided by several analog modules; Output slew rate; Use of the circuit for baseband video and audio applications; Adjustment of the R3 loop-gain trimmer to set the step response of the amplifier for...

  • Coilless step-up converter yields dual outputs. Nork, Sam; Travis, Bill // EDN;09/01/97, Vol. 42 Issue 18, p120 

    Focuses on coilless step-up converters in integrated circuits. Features of the converters; Measurement of voltage output.

  • Isolated telecomm converter handles 25W. Young, Ron; Travis, Bill // EDN;09/01/97, Vol. 42 Issue 18, p122 

    Focuses on the design of an isolated telecommunications converter. Details on the converters components; Importance of making a nonisolated converter.

  • Semtech's diode targets T1/E1 line cards.  // Electronic News;5/8/95, Vol. 41 Issue 2064, p46 

    Reports on Semtech Corp.'s introduction of its LC01-6 transient voltage suppressor (TVS) diode. Features and functions; Prices.


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics