BFC2 808 .....
www.vishay.com
Vishay BCcomponents
Ø 7.5 mm Film Dielectric Trimmers
FEATURES
• Housing diameter 7.5 mm
• For a basic grid of 2.54 mm (0.1") or 2.50 mm
• Top and bottom or top adjustment
• Vertical and horizontal versions
• 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 consumer and industrial equipment
QUICK REFERENCE DATA
Rated DC voltage
Test DC voltage for 1 min
Maximum contact resistance
Minimum insulation resistance
Category temperature range
PP
PE, PTFE, PET
PP
PE, PTFE, PET
250 V
DC
500 V
DC
10 m
10 000 M
-40 °C to +70 °C
-40 °C to +85 °C
40/070/21
40/085/21
-55 °C
IEC 60418-1 and 4
180° (rotation in 180° only, see “Life of trimmer”)
C
max.
< 33 pF
C
max.
33 pF
1 mNm to 15 mNm
1 mNm to 25 mNm
2N
1.4 pF / 5.5 pF to 3 pF / 33 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 C
max.
and is also subjected to
the full test voltage.
Climatic category (IEC 60068)
Minimum storage temperature
Related specification
Effective angle of rotation
Operating torque
Maximum axial thrust
Capacitance range (C
min.
/ C
max.
)
Life of trimmer
Revision: 04-Aug-15
Document Number: 28527
1
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
BFC2 808 .....
www.vishay.com
DIMENSIONS
in millimeters
ROUND HEAD
Ø 2.5
0.6
0.7
0.7
10
(1)
max.
10
max.
Ø 2.5
0.6
Vishay BCcomponents
Z
4 ± 0.5
110° ± 5°
5
- 0.1
4 ± 0.5
0
Z
Rotor (2 x)
1.15 max.
Stator
3 ± 0.2
8
max.
4.5 ± 0.2
7.6 ± 0.1
4.5
± 0.2
8.6
7.6
± 0.1 max.
8.6 ± 0.2
DETAIL Z
turned 90°
Ø 1.6
DETAIL Z
turned 90°
Ø 1.6
0.6 ± 0.1
0.95 ± 0.2
0.6 ± 0.1
0.5
± 0.15
0.95
± 0.2
0.5
± 0.15
Trimmers BFC2 808 ..... series, vertical version
Trimmers BFC2 808 ..... series, horizontal version
5.08
R
R = Rotor,
S
=
Stator
5.08
The large hole is for bottom
adjustment and the diameter is
determined by user’s requirements.
R
1.3
R
7.5
R
2.5
1.3
S
R = Rotor,
S
=
Stator
S
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
0.6
+ 0.2
0
Ø 1.7
+ 0.1
0.7
0
+ 0.1
0
2 min.
Bottom adjustment key
Revision: 04-Aug-15
Document Number: 28527
2
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
BFC2 808 .....
www.vishay.com
Vishay BCcomponents
ORDERING INFORMATION
CATALOG NUMBER BFC2 808 .....
C
min.
/ C
max.
(pF)
VERTICAL VERSION
ROUND HEAD
TOP AND BOTTOM ADJUSTMENT
1.4 / 5.5
2/9
2 / 10
2 / 10
2 / 15
2 / 18
2.5 / 20
2.5 / 22
3 / 33
11558
00018
11109
-
11159
00016
-
11229
11339
TOP ADJUSTMENT ONLY
00004
-
00005
11004
-
-
11006
00006
-
HORIZONTAL VERSION
ROUND HEAD
TOP AND BOTTOM ADJUSTMENT
51558
-
51109
-
-
-
-
51229
-
MOUNTING
The trimmer can be mounted on printed-circuit boards with a grid of 2.50 mm or 2.54 mm and a minimum hole diameter of
1.25 mm.
PACKAGING
Bulk packaged in cardboard boxes lined with expanded plastic. For smallest packaging quantity (SPQ) see “Electrical Data”
table.
ELECTRICAL DATA
GUARANTEED
MAX. C
min.
/
MIN. C
max.
AT 200 kHz
(pF)
SPINDLE
SHAPE
OF
HEAD
ADJ.
MODE
tan
AT C
max.
x 10
-4
DIEL.
1 MHz 100 MHz
TEMP.
COEFF.
(10
-6
/K)
MIN. f
res
AT C
max.
(MHz)
COL.
OF
BASE
SPQ
CATALOG
NUMBER
BFC2 ... .....
1.4 / 5.5
Vertical
Horizontal
Round
Round
Round
Round
Round
Round
Round
Round
Round
Round
Round
Top + bottom
Top
Top + bottom
Top + bottom
Top + bottom
Top
Top + bottom
Top + bottom
Top + bottom
Top
Top + bottom
Top
Top + bottom
Top + bottom
PP
10
-
-250 ± 350
300
PP
10
25
-200 ± 500
350
Green
PP
PTFE
PET
10
10
160
25
15
-
-250 ± 600
-250 ± 350
0 ± 1100
450
350
250
Blue
Green
Green
PP
10
25
-250 ± 800
480
PTFE
10
15
-150 ± 800
400
PE
10
25
-250 ± 350
850
Grey
1400 .... 808 11558
1400 .... 808 00004
1200 .... 808 51558
Yellow 1400 .... 808 00018
1400 .... 808 11109
Yellow 1400 .... 808 00005
1200 .... 808 51109
1400 .... 808 11159
1400 .... 808 00016
1000 .... 808 11006
1400 .... 808 11229
1400 .... 808 00006
1200 .... 808 51229
Brown 1400 .... 808 11339
2/9
Vertical
Vertical
Horizontal
2 / 10
2 / 15
2 / 18
2.5 / 20
Vertical
Vertical
Vertical
Vertical
Horizontal
2.5 / 22
3 / 33
Vertical
Revision: 04-Aug-15
Document Number: 28527
3
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
BFC2 808 .....
www.vishay.com
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
Vishay BCcomponents
TEST PROCEDURES AND REQUIREMENTS
IEC
60418-1
CLAUSE
4.2
14
19
21
21.1
21.2
22
23
Ua
Ub
Na
T
Ta
IEC 60068
TEST
METHOD
TEST
Method of mounting
Capacitance drift
Thrust
Robustness of terminations:
Tensile
Bending
Rapid change of temperature
Soldering:
Solderability
Solder bath immersion 3 mm;
235 °C; 2 s
Solder bath: 260 °C; 10 s
4000 ± 10 bumps; 40 g; 6 ms
Frequency 10 Hz to 55 Hz;
amplitude 0.35 mm;
1.5 h
Good wetting,
no mechanical damage
No mechanical damage
C/C:
0.6 %;
no mechanical damage
C/C:
0.6 %;
no mechanical damage
C/C:
4 %
16 h at upper category
temperature
tan
:
10 x 10
-4
for C
max.
< 27 pF;
tan
:
70 x 10
-4
for C
max.
27 pF;
tan
:
80 x 10
-4
for C
max.
40 pF
R
ins.
:
10 000 M;
rotor contact R:
10 m
Voltage proof:
500 V for 1 min
Visual examination:
no mechanical damage
Operating torque:
1 mNm to 15 mNm for C
max.
< 33 pF;
1 mNm to 25 mNm for C
max.
33 pF
1 N
1 cycle
1 cycle; 0.5 h at lower and 0.5 h
at upper category temperature
No damage
No damage
C/C:
2 %
PROCEDURE
Method A
After TC measurement
Axial thrust of 2 N
C/C:
1 % for C
max.
< 40 pF;
C/C:
2.5 % for C
max.
40 pF
C/C:
0.3 %
REQUIREMENTS
Tb
24
25
Eb
Fc
Resistance to heat
Impact bump
Vibration
26
26.1
B
Climatic sequence:
Dry heat
26.2
D
Damp heat accelerated,
first cycle
Cold
1 cycle; 24 h; +40 °C;
95 % to 100 % RH
16 h; -40 °C
26.3
Aa
26.5
Damp heat accelerated,
remaining cycles
1 cycle; 24 h; +40 °C;
95 % to 100 % RH
Revision: 04-Aug-15
Document Number: 28527
4
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
BFC2 808 .....
www.vishay.com
Vishay BCcomponents
TEST PROCEDURES AND REQUIREMENTS
IEC
60418-1
CLAUSE
27
IEC 60068
TEST
METHOD
Ca
TEST
Damp heat steady state
PROCEDURE
21 days; +40 °C;
90 % to 95 % RH
REQUIREMENTS
C/C:
5 %
tan
:
30 x 10
-4
for C
max.
< 27 pF;
tan
:
70 x 10
-4
for C
max.
27 pF;
tan
:
80 x 10
-4
for C
max.
40 pF
R
ins.
:
10 000 M;
rotor contact R:
10 m
Voltage proof:
500 V for 1 min
Visual examination:
no mechanical damage
Operating torque:
1 mNm to 15 mNm for C
max.
< 33 pF;
1 mNm to 25 mNm for C
max.
33 pF
C/C:
1.5 %
C/C
after axial thrust:
0.3 %;
rotor contact R:
10 m
Voltage proof:
500 V for 1 min
Visual examination:
no mechanical damage
Operating torque:
1 mNm to 15 mNm for C
max.
< 33 pF;
1 mNm to 25 mNm for C
max.
33 pF
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)
Revision: 04-Aug-15
Document Number: 28527
5
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
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