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Product of the Week

Editorial Archives

Elantec EL6259 Laser Diode Driver
Elantec Semiconductor, Inc. Introduces the EL6259C, the Optical Storage Industry's Leading Laser Driver Solution for CD-R/W and DVD Disk Drive Markets

The manufacturer says . . .
Chipcenter's Paul McGoldrick says . . .

Elantec Semiconductor, Inc., a leader in high-performance analog ICs, introduced the EL6259C, a lower noise, pin-compatible version of the EL6257C. The EL6259C is a pin-compatible upgrade to the industry standard EL6257C, the industryıs first highly-integrated monolithic laser diode driver IC which has been in production for two years in a 24-pin QSOP package.

The EL6259C conforms to the latest CD-R/W and DVD rewriteable disk write format standards and offers industry-standard functions and compatibility to enable next generation laser driver applications in CD-R, CD-R/W drives and DVD rewriteable drives, including DVD-RAM, DVD+R/W, DVD-R/W, and MMVF (multimedia video file).

The EL6259C integrates four (4) current channels used for the read, erase, bias and write laser power levels with a high frequency modulator ( HFM ) oscillator and a high speed power output current driver. The innovative integration reduces board space, component count, design time and allows flexibility to optimize the design.

Steve Sacarisen, Elantecıs  Product Line Manager, Optical Products Group said, ıThe EL6259C targets the rapid growth optical disk storage markets. In the PC industry, standards compatibility is everything and  the EL6259C offers a simple, easy to use solution that conforms to the emerging CD-R/W and DVD rewriteable format markets.ı

Mr. Sacarisen continued, ıThe most difficult design for the optical disk system is the high performance analog design of the optical pick-up unit (OPU). The EL6259C simplifies this high-frequency design and enables drive OEMıs to quickly bring next generation products to market.ı Review EL6259C Data Sheet

The previous part, the EL6257C has really become an adopted industry standard product, with its innovative four-channel design. The new part, the EL6259C, offers lower noise, the same architecture, drop-in pin compatibility and meets the current and foreseeable laser standards. It will be an instant win. The designers of this type of OEM equipment want to spend as little time as possible in this high-frequency area where their expertise is limited. As we approach the launches of third, and some fourth, generation DVD players the market is accelerating rapidly and this plus the rewriteable formats will become consumer hot items this year and next.

As noted, the EL6259C is in a 14-pin QSOP and is in production. It is priced at $3.21 in 10-k piece lots; this is the same price as the EL6257C.


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