www.DataSheet4U.com BCcomponents DATA SHEET SFR16S/25/25H Standard metal film resistors Product specification 2002 Dec 02 Supersedes data of 17th April 2002 File under BCcomponents, BC08 4 DataSheet U.comwww.DataSheet4U.com BCcomponents Product specification Standard metal film resistors SFR16S/25/25H FEATURES DESCRIPTION type SFR16S light-green for type SFR25 and red-brown for type Low cost A homogeneous film of metal alloy is SFR25H) which provides electrical, deposited on a high grade ceramic Low noise mechanical and climatic protection. body. After a helical groove has been The encapsulation is resistant to all Small size (SFR16S). cut in the resistive layer, tinned cleaning solvents, in accordance with connecting leads of electrolytic copper MIL-STD-202E, method 215, and are welded to the end-caps. APPLICATIONS IEC 60 068-2045. The resistors are coated with a General purpose resistors. coloured lacquer (light-blue for QUICK REFERENCE DATA VALUE DESCRIPTION SFR16S SFR25 SFR25H Resistance range 5% 1 to 3 M 5% 0.22 to 10 M 1% 4.99 to 3 M 1% 1 to 10 M jumper (0 ) Resistance tolerance 1%, E24/E96 series 5%, E24 series Temperature coefficient: 6 6 6 R 4.7 250 10 /K 100 10 /K 100 10 /K 6 6 6 4.7 R 100 k 100 10 /K 100 10 /K 100 10 /K 6 6 6 100 k R 1 M 250 10 /K 100 10 /K 100 10 /K 6 6 6 R 1 M 250 10 /K 250 10 /K 250 10 /K Absolute maximum dissipation 0.5 W 0.4 W 0.5 W at T = 70 C amb Thermal resistance, R 170 K/W 200 K/W 150 K/W th Maximum permissible voltage 200 V 250 V 350 V Noise: R 68 k max. 0.1 V/V max. 0.1 V/V max. 0.1 V/V 68 k R 100 k max. 0.5 V/V max. 0.1 V/V max. 0.1 V/V 100 k R 1 M max. 1.5 V/V max. 0.1 V/V max. 0.1 V/V R 1 M max. 1.5 V/V max. 1.5 V/V max. 1.5 V/V Basic specifications IEC 60 115-1 and 60 115-2 Climatic category (IEC 60 068) 55/155/56 Stability, R/R max., after: load: R 1 M 1% + 0.05 1% + 0.05 1% + 0.05 R 1 M 1% + 0.05 1% + 0.05 2% + 0.1 climatic tests: R 1 M 1% + 0.05 1% + 0.05 1% + 0.05 R 1 M 1% + 0.05 1% + 0.05 2% + 0.1 soldering 0.25% + 0.05 0.25% + 0.05 0.25% + 0.05 short time overload 0.25% + 0.05 0.25% + 0.05 1% + 0.05 2002 Dec 02 2 4 DataSheet U.com