Low Distortion Audio Resistors LD Series FEATURES DESCRIPTION DESCRIPTION ’ Extremely low noise, distortion, and inductance RCD’s LD resistors are designed for use ’ Low cost in high range audio equipment, offering ’ Epoxy sealed for superior improved tonal qualities. Series LD resistors RCD’s LD resistors are designed for use in high range audio equipment, offering improved tonal qualities. Series LD resistors environmental protection ’ Ideal for highly automated assembly ’ MELF and flat-chip versions available for surface mount applications are precision thin-film construction offering are precision thin-film construction offering precision performance precision performance without the use without of any the use of magnetic can result in noise magnetic materials whichmaterials can resultwhich in noise and distortion. 2-Watt version in development. and distortion. 2-Watt version in development. TYPICAL APPLICATIONS Audio Amplifiers Pre-amplifiers Sound studios Lead Length Body Length Body Dia. Speaker crossover networks Medical monitors Lead Dia. SPECIFICATIONS RCD Wattage Type Rating Voltage Rating Body Length Body Diameter Lead Dia. (Max) Lead Length (Min) LD1/8 1/8W 200V .150 ± .032 " .065 ± .025" .018" .94" LD1/4 1/4W 250V .280 ± .032 " .105 ± .025" .025" 1.00" LD1/2 1/2W 300V .380 ± .032 " .140 ± .025" .025" 1.10" LD1 1W 350V . 575 ± .032" .180 ± .025" .032" 1.25" Derating Performance Characteristics (Wattage rating must be derated when Operating Temperature Range: -55 operated above 70EC per chart below) P E R C E N T R A T E D 100% P O 75% W 50% E R 25% 0 25 50 75 100 125 150 175 200 Ambient Temperature (EC) EC to +175EC Resistance Range: 10S to 1MS standard (consult factory for extended range) Standard Tolerances: ±0.1%, .25%, .5%, 1% (available to ±0.01%, consult factory) Temperature Coefficient: ±100ppm/EC, ±50ppm, and ±25ppm standard (available to ±2ppm) Noise: -42dB typ < 1KS -35dB typ . 10KS -30dB typ . 100KS RCD Components Inc. 520 E.Industrial Park Dr., Manchester, NH 03109 USA Tel: 603-669-0054 Fax: 603-669-5455 E-mail: [email protected] www.rcdcomponents.com