BFC2 809 05...
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Revision: 04-Aug-15 1Document Number: 28529
For technical questions, contact: dc-film@vishay.com
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
Film Dielectric Trimmers
FEATURES
• High temperature type
• Housing dimensions:
6 mm x 8 mm x 9 mm
• For a basic grid of 2.54 mm
• Top and bottom adjustment
•Round head
• 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 300 VDC
Test DC voltage for 1 min 600 VDC
Maximum contact resistance 5 m
Minimum insulation resistance between stator and rotor 10 000 M
Category temperature range -40 °C to +125 °C
Climatic category (IEC 60068) 40/125/21
Minimum storage temperature -55 °C
Related specification IEC 60418-1 and 4
Effective angle of rotation 180° (rotation in 180° only, see “Life of trimmer”)
Operating torque Cmax. < 3.5 pF 1 mNm to 15 mNm
Cmax. 3.5 pF 1 mNm to 20 mNm
Maximum axial thrust 2 N
Capacitance range (Cmin. / Cmax.) 1.2 pF / 3.5 pF to 2 pF / 18 pF
Life of trimmer Maximum 10 cycles: rotation in 180° only (the electrical and mechanical
performance is not guaranteed if rotated beyond 10 cycles)
Quality level
Sampling and data evaluation for quality level in accordance
with “MIL-STD-105D” and “IEC 60410”:
< 0.15 % major defects
< 0.65 % minor defects
Each capacitor is tested for minimum Cmax. and is also subjected to
the full test voltage.
BFC2 809 05...
www.vishay.com Vishay BCcomponents
Revision: 04-Aug-15 2Document Number: 28529
For technical questions, contact: dc-film@vishay.com
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
DIMENSIONS in millimeters
Trimmers BFC2 809 05... series, with round heads
Hole pattern
ADJUSTMENT
For top adjustment a screwdriver or trimming key can be used; for bottom adjustment a key is required as shown below.
Bottom adjustment key
5.08 ± 0.2
3.7 ± 0.2
1.1 ± 0.2
9
max.
Ø 2.2
Ø 2.2
Z
0.6
0.5 min.
1.1 max.
Color mark
Sprue
0.6 ± 0.1
0.85 max.
0.5
± 0.15
Ø 1.4
DETAIL Z
turned 90°
3 ± 0.2
6.4
max.
6.7
max.
7.4 max.
1.2 (2 x)
1.9
5.08
2.3 ± 0.1
R
S
Ø 2.2
2 min.
0.6 + 0.2
0
Ø 1.5 + 0.1
0
0.7 + 0.1
0
BFC2 809 05...
www.vishay.com Vishay BCcomponents
Revision: 04-Aug-15 3Document Number: 28529
For technical questions, contact: dc-film@vishay.com
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
MOUNTING
The trimmer can be mounted on printed-circuit boards with a minimum hole diameter of 2.54 mm.
PACKAGING
Blister packs of 70 units each. For smallest packaging quantity (SPQ) see “Electrical Data” table.
Note
(1) C: 60 % to 80 % of Cmax.; 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
ORDERING INFORMATION
Cmin.
/ Cmax.
(pF)
CATALOG NUMBER BFC2 809 05...
TOP AND BOTTOM ADJUSTMENT
ROUND HEAD ROUND HEAD AND
FLUX GUARD
1.2 / 3.5 215 001
1.8 / 10 216 002
2 / 18 217 003
ELECTRICAL DATA
GUARANTEED
MAX. Cmin. /
MIN. Cmax.
AT 200 kHz
(pF)
SHAPE
OF HEAD FIG.
tan
AT Cmax. x 10-4 TEMP.
COEFF. (1)
(10-6/K)
MIN. fres
AT Cmax.
(MHz)
COL.
OF
DOT
SPQ
CATALOG
NUMBER
BFC2 ... .....
1 MHz 100 MHz
1.2 / 3.5 Round 1 10 20 -250 ± 350 850 Orange 700 ....80905001
700 ....80905215
1.8 / 10 Round 1 10 20 -250 ± 350 1200 None 700 ....80905002
580 White 700 ....80905216
2 / 18 Round 1 10 25 -250 ± 350 360 Red 700 ....80905217
700 ....80905003
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: 2.5 %; 4 % for 2pF
19 Thrust Axial thrust of 2N C/C: 0.3 %
21 Robustness of terminations:
21.1 Ua Tensile 1N No damage
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
BFC2 809 05...
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Revision: 04-Aug-15 4Document Number: 28529
For technical questions, contact: dc-film@vishay.com
THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT
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24 Eb Impact bump 4000 ± 10bumps; 40g;6ms C/C: 0.6 %;
no mechanical damage
25 Fc Vibration Frequency 10Hz to55Hz;
amplitude 0.35mm;
1.5 h
C/C: 0.6 %;
no mechanical damage
26 Climatic sequence: C/C: 2.5
26.1 B Dry heat 16h at upper category
temperature
tan : 10 x 10-4 for Cmax. < 18pF;
tan : 40 x 10-4 for Cmax. 18pF
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:
600V for 1min
26.3 Aa Cold 16h; -40°C Visual examination:
no mechanical damage
26.5 Damp heat accelerated,
remaining cycles
1 cycle; 24 h; +40°C;
95 % to 100 % RH
Operating torque:
1mNm to20mNm
27 Ca Damp heat steady state 21days; +40°C;
90% to95 % RH
C/C: 2.5 %
tan : 10x10-4 for Cmax. < 18pF;
tan : 25x10-4 for Cmax. 18pF
Rins.: 10 000M;
rotor contact R: 5m
Voltage proof:
600V for 1min
Visual examination:
no mechanical damage
Operating torque:
1mNm to20mNm
29 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 %; 2.5 % for 2 pF
C/C after axial thrust: 0.3 %;
rotor contact R: 5m
Voltage proof:
600V for 1min
Visual examination:
no mechanical damage
Operating torque:
1mNm to20mNm
TEST PROCEDURES AND REQUIREMENTS
IEC
60418-1
CLAUSE
IEC 60068
TEST
METHOD
TEST PROCEDURE REQUIREMENTS
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Revision: 08-Feb-17 1Document Number: 91000
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