BFC2 809 080.. www.vishay.com Vishay BCcomponents Film Dielectric Trimmers FEATURES • High temperature type • Housing dimensions: 10 mm x 11 mm x 11 mm • For a basic grid of 2.54 mm • Round head • Top and bottom adjustment • Mounting: radial • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 APPLICATIONS • Antennas • Impedance matching circuits • Medical • RF • For fine adjustment in professional applications QUICK REFERENCE DATA Rated DC voltage 250 VDC Test DC voltage for 1 min 500 VDC Maximum contact resistance Minimum insulation resistance Category temperature range 5 m 10 000 M -40 °C to +125 °C Climatic category (IEC 60068) 40/125/21 Minimum storage temperature -55 °C Related specification Effective angle of rotation Operating torque Maximum axial thrust Capacitance range (Cmin. / Cmax.) Life of trimmer IEC 60418-1 and 4 180° (rotation in 180° only, see “Life of trimmer”) 2 mNm to 25 mNm 2N 4 pF / 38 pF to 5 pF / 57 pF Maximum 10 cycles: rotation in 180° only (the electrical and mechanical performance is not guaranteed if rotated beyond 10 cycles) Sampling and data evaluation for quality level in accordance with “MIL-STD-105D” and “IEC 60410”: Quality level < 0.15 % major defects < 0.65 % minor defects Each capacitor is tested for minimum Cmax. and is also subjected to the full test voltage. Revision: 04-Aug-15 Document Number: 28531 1 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 BFC2 809 080.. www.vishay.com Vishay BCcomponents DIMENSIONS in millimeters Ø 2.5 0.6 A-A 0.7 11 max. Sprue 1 (4 x) 4 ± 0.5 (3 x) Z Color mark 0.8 min. (4 x) Ø3 Rotor (2 x) Stator 7.62 ± 0.2 1.15 max. 2.54 ± 0.2 DETAIL Z turned 90° Ø 1.6 5.08 10 ± 0.2 max. 10.5 max. A A 0.85 max. 0.6 ± 0.1 0.5 ± 0.15 4.8 ± 0.2 10.9 max. Trimmers BFC2 809 080.. series, with round heads 2.54 R R = Rotor, S = Stator S 1.3 (3 x) The large hole is for bottom adjustment and the diameter is determined by user’s requirements. R Hole pattern ADJUSTMENT For top adjustment a screwdriver or trimming key can be used; for bottom adjustment a key is required as shown below. Ø3 + 0.2 0.6 0 Ø 1.7 + 0.1 0 + 0.1 0.7 0 2 min. Bottom adjustment key Revision: 04-Aug-15 Document Number: 28531 2 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 BFC2 809 080.. www.vishay.com Vishay BCcomponents MOUNTING The trimmer can be mounted on printed-circuit boards with a grid of 2.54 mm and a minimum hole diameter of 1.25 mm. PACKAGING Blister packs of 70 units each. For smallest packaging quantity (SPQ) see “Electrical Data” table. ORDERING INFORMATION Cmin. / Cmax. (pF) CATALOG NUMBER BFC2 809 080.. 4 / 38 02 5 / 57 03 TOP AND BOTTOM ADJUSTMENT ELECTRICAL DATA GUARANTEED MAX. Cmin. / MIN. Cmax. AT 200 kHz (pF) SHAPE OF HEAD 4 / 38 Round 5 / 57 Round DIEL. PTFE (1) tan AT Cmax. x 10-4 1 MHz 100 MHz TEMP. COEFF. (2) (10-6/K) 10 25 -200 ± 250 MIN. fres AT Cmax. (MHz) COL. OF DOT SPQ CATALOG NUMBER BFC2 ... ..... 170 Yellow 350 .... 809 08002 150 Blue 350 .... 809 08003 Notes (1) PTFE = Polytetrafluorethylene (2) C: 60 % to 80 % of C max.; Tamb: from +20 °C to +125 °C SOLDERING CONDITIONS For general soldering conditions and wave soldering profile, we refer to the application note “Soldering Guidelines for Film Capacitors”: www.vishay.com/doc?28171 TEST PROCEDURES AND REQUIREMENTS IEC 60418-1 CLAUSE IEC 60068 TEST METHOD TEST PROCEDURE REQUIREMENTS 4.2 Method of mounting Method A 14 Capacitance drift After TC measurement C/C: 2.0 % 19 Thrust Axial thrust of 2 N C/C: 0.2 % 21 Robustness of terminations: 1 N No damage 21.1 Ua Tensile 21.2 Ub Bending 1 cycle No damage 22 Na Rapid change of temperature 1 cycle; 0.5 h at lower and 0.5 h at upper category temperature C/C: 2.5 % 23 T Soldering: Ta Solderability Solder bath immersion 3 mm; 235 °C; 2 s Good wetting, no mechanical damage Tb Resistance to heat Solder bath: 260 °C; 10 s No mechanical damage 24 Eb Impact bump 4000 ± 10 bumps; 40 g; 6 ms C/C: 0.5 %; no mechanical damage 25 Fc Vibration Frequency 10 Hz to 55 Hz; amplitude 0.35 mm; 1.5 h C/C: 0.2 %; no mechanical damage Revision: 04-Aug-15 Document Number: 28531 3 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000 BFC2 809 080.. www.vishay.com Vishay BCcomponents TEST PROCEDURES AND REQUIREMENTS IEC 60418-1 CLAUSE IEC 60068 TEST METHOD 26 TEST PROCEDURE REQUIREMENTS C/C: 2.5 Climatic sequence: 26.1 B Dry heat 16 h at upper category temperature tan : 10 x 10-4 Rins.: 10 000 M; rotor contact R: 5 m 26.2 D Damp heat accelerated, first cycle 1 cycle; 24 h; +40 °C; 95 % to 100 % RH Voltage proof: 500 V for 1 min 26.3 Aa Cold 16 h; -40 °C Visual examination: no mechanical damage Damp heat accelerated, remaining cycles 1 cycle; 24 h; +40 °C; 95 % to 100 % RH Operating torque: 1 mNm to 25 mNm Damp heat steady state 21 days; +40 °C; 90 % to 95 % RH C/C: 2.5 % tan : 10 x 10-4 Rins.: 10 000 M; rotor contact R: 5 m Voltage proof: 500 V for 1 min Visual examination: no mechanical damage Operating torque: 1 mNm to 25 mNm Mechanical endurance 10 cycles Maximum 10 cycles: rotation in 180° only (the electrical and mechanical performance is not guaranteed if rotated beyond 10 cycles) C/C: 0.3 % C/C after axial thrust: 0.3 %; rotor contact R: 5 m Voltage proof: 500 V for 1 min Visual examination: no mechanical damage Operating torque: 1 mNm to 25 mNm 26.5 27 Ca 29 Revision: 04-Aug-15 Document Number: 28531 4 For technical questions, contact: [email protected] THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. 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