UNDERWRITING AGREEMENT September 19, 2000 Robertson Stephens, Inc. Banc of America Securities LLC Thomas Weisel Partners LLC Adams, Harkness & Hill, Inc. as Representatives of the several Underwriters c/o Robertson Stephens, Inc. 555 California...Underwriting Agreement • September 21st, 2000 • Elantec Semiconductor Inc • Semiconductors & related devices • New York
