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UP8-87R
UP Series — Ultra Precision Metal Film Resistors Features • Highest stability metal film available • TCRs as low as 5 ppm • Higher power options available • Matched sets available • Tolerances to ±0.01% available • Low noise • 1W available, contact factory • Non-standard resistance values available • Cut and formed product is available on select sizes; contact factory for details Electrical Specifications Type / Code Power Rating (Watts) @ 70°C Maximum Working Voltage* Maximum Pulse Voltage UP 1/4 0.25W 350 500 UP 1/2 0.5W 350 500 * Lesser of √PR or maximum working voltage. Tolerance / TCR Combinations Electrical (Operating Temperature Range -20°C to +85°C) TCR Code TA UP 1/4 TCR UP 1/2 0.01–0.02% 0.05% 0.1–0.25% 0.5–1% 0.01–0.02% 0.05% 0.1–0.25% 0.5–1% 5 51.1Ω – 500K 10Ω – 1M 10Ω – 499K 1Ω – 4M 51.1Ω – 499K 10Ω – 499K 10Ω – 499K 10Ω – 499K TB 10 51.1Ω – 500K 10Ω – 1M 10Ω – 4M 1Ω – 4M 51.1Ω – 499K 10Ω – 499K 10Ω – 1M 1Ω – 1M TD 15 51.1Ω – 500K 10Ω – 1M 10Ω – 4M 1Ω – 4M 51.1Ω – 499K 10Ω – 499K 5.11Ω – 1M 1Ω – 1M T9 25 51.1Ω – 294K 10Ω – 1M 5.11Ω – 2M 1Ω – 2M 51.1Ω – 499K 10Ω – 499K 5.11Ω – 2M 1Ω – 2M T2 50 51.1Ω – 294K 10Ω – 1M 5.11Ω – 2M 1Ω – 3.92M 51.1Ω – 499K 10Ω – 499K 5.11Ω – 2M 1Ω – 3.92M How to Order UP 1/4 T1 4.75K 1% R SEI Type Code TCR Code Nominal Resistance Tolerance Packaging Code Code Tolerance Values Code Description Pkg Qty 1/4 T2 = 50ppm 0.01% E192 R Paper 5,000 1/2 T9 = 25ppm 0.02% E192 A Bulk 1,000 TD = 15ppm 0.05% E192 TB = 10ppm 0.1% E192 TA = 5ppm 0.25% E192 0.5% Toll Free: (888) SEI-SEIS (888) 734-7347 E192 1% E192 www.seielect.com 37 email: marketing@seielect.com
IDEC
IDEC CORPORATION
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