BFC2 808 .....
www.vishay.com
Vishay BCcomponents
Ø 5 mm Film Dielectric Trimmers
FEATURES
• Housing diameter 5 mm
• Top and bottom or top adjustment
• Round head
• Mounting: radial
• Material categorization:
for definitions of compliance please see
www.vishay.com/doc?99912
APPLICATIONS
• Impedance matching circuits
• RF
• Medical
• 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
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
C
max.
< 20 pF
C
max.
20 pF
PP
PTFE
PP
PTFE
150 V
DC
300 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”)
1 mNm to 15 mNm
1 mNm to 25 mNm
2N
0.35 pF / 1.5 pF to 4 pF / 27 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.
Revision: 04-Aug-15
Document Number: 28526
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
Ø 2.2
0.6
(1)
0.5
Vishay BCcomponents
H
(1)
0.4
+ 0.2
0
0.3
+ 0.1
0
3 ± 0.5
1.15 max.
2.2 ± 0.2
5.6 ± 0.2
W
3
- 0.5
L
5.1 ± 0.2
+ 0.7
1.6 ± 0.2
P
1.3
Hole pattern
Trimmers BFC2 808 ..... series, with round head
CAPACITANCE AND RELEVANT PHYSICAL DIMENSIONS
C
min.
/ C
max.
(pF)
0.35 / 1.5
1.5 / 5
3 / 10
3 / 15
4 / 20
4 / 27
H
max.
(mm)
7.0
7.0
7.0
8.8
8.8
9.0
W
max.
(mm)
5.5
5.5
5.5
5.5
5.5
6.2
L
max.
(mm)
7.3
7.3
7.3
7.3
7.3
7.8
Revision: 04-Aug-15
Document Number: 28526
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
MOUNTING
The trimmer has a lead pitch of 5.08 mm or 5.6 mm and can
be mounted on printed-circuit boards with a minimum hole
diameter of 1.25 mm.
Vishay BCcomponents
PACKAGING
Bulk packaged in cardboard boxes lined with expanded
plastic, 1000 units per box.
ORDERING INFORMATION
TOP AND BOTTOM ADJUSTMENT
(P = 5.6 mm)
POLYTETRAFLUORETHYLENE
0.35 / 1.5
22158
POLYPROPYLENE
1.2 / 5
-
1.5 / 5
23508
1.5 / 7
-
3 / 10
23109
3 / 15
23159
4 / 20
23209
4 / 27
23279
C
min.
/ C
max.
(pF)
CATALOG NUMBER BFC2 808 .....
TOP ADJUSTMENT ONLY
(P = 5.6 mm)
-
24508
-
24708
-
-
-
-
TOP ADJUSTMENT ONLY
(P = 5.08 mm)
-
-
20508
-
20109
20159
20209
20279
ELECTRICAL DATA
GUARANTEED
MAX. C
min.
/
MIN. C
max.
AT 200 kHz
(pF)
0.35 / 1.5
1.2 / 5
1.5 / 5
1.5 / 7
3 / 10
3 / 15
4 / 20
4 / 27
tan
AT C
max.
x 10
-4
1 MHz
10
10
10
10
10
10
10
10
100 MHz
-
-
25
-
25
25
25
25
TEMP.
COEFF.
(1)
(10
-6
/K)
-450 ± 550
-200 ± 550
-200 ± 550
-50 ± 550
-250 ± 550
-250 ± 550
-250 ± 400
-250 ± 400
MIN. f
res
AT C
max.
(MHz)
-
-
700
-
500
400
300
300
COLOR
OF
BASE
-
Grey
Grey
Grey
Yellow
Blue
Green
Red
SMALLEST
PACKAGING
QUANTITY
1000
1000
1000
1000
1000
1000
1000
1000
CATALOG NUMBER
BFC2 ... .....
.... 808 22158
.... 808 24508
.... 808 20508
.... 808 23508
.... 808 24708
.... 808 20109
.... 808 23109
.... 808 20159
.... 808 23159
.... 808 20209
.... 808 23209
.... 808 20279
.... 808 23279
Note
(1)
C: 60 % to 80 % of C
max.
; T
amb
: from +20 °C to +70 °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
4.2
14
19
21
21.1
21.2
Ua
Ub
IEC 60068
TEST
METHOD
TEST
Method of mounting
Capacitance drift
Thrust
Robustness of terminations:
Tensile
Bending
PROCEDURE
Method A
After TC measurement
Axial thrust of 2 N
REQUIREMENTS
C/C:
3 % for C
max.
10 pF
C/C:
2 % for C
max.
> 10 pF
C/C:
0.4 %
1 N
1 cycle
No damage
No damage
Revision: 04-Aug-15
Document Number: 28526
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
Vishay BCcomponents
TEST PROCEDURES AND REQUIREMENTS
IEC
60418-1
CLAUSE
22
23
IEC 60068
TEST
METHOD
Na
T
Ta
TEST
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 0.75 mm;
1.5 h
Good wetting;
no mechanical damage
No mechanical damage
C/C:
1 %;
no mechanical damage
C/C:
1 %;
no mechanical damage
C/C:
4 %
16 h at upper category temperature
tan
or PP and PTFE foil:
15 x 10
-4
tan
for PC foil:
80 x 10
-4
R
ins.
:
10 000 M
Rotor contact R:
10 m
Voltage proof:
300 V for 1 min
Visual examination:
no mechanical damage
Operating torque:
1 mNm to 20 mNm for C
max.
< 20 pF;
1 mNm to 30 mNm for C
max.
20 pF
C/C:
3 %
tan
for PP and PTFE foil:
15 x 10
-4
;
tan
for PC foil:
80 x 10
-4
R
ins.
:
10 000 M;
Rotor contact R:
10 m
Voltage proof:
300 V for 1 min
Visual examination:
no mechanical damage
Operating torque:
1 mNm to 20 mNm for C
max.
< 20 pF;
1 mNm to 30 mNm for C
max.
20 pF
C/C:
3 %
C/C
after axial thrust:
0.3 %;
rotor contact R:
10 m
Voltage proof:
300 V for 1 min
Visual examination:
no mechanical damage
Operating torque:
0.5 mNm to 22.5 mNm for C
max.
< 20 pF;
0.5 mNm to 30 mNm for C
max.
20 pF
PROCEDURE
1 cycle; 0.5 h at lower and
0.5 h at upper category temperature
REQUIREMENTS
C/C:
2.5 %
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
Ca
Damp heat steady state
1 cycle; 24 h; +40 °C;
95 % to 100 % RH
21 days; +40 °C;
90 % to 95 % RH
27
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: 28526
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
Legal Disclaimer Notice
www.vishay.com
Vishay
Disclaimer
ALL PRODUCT, PRODUCT SPECIFICATIONS AND DATA ARE SUBJECT TO CHANGE WITHOUT NOTICE TO IMPROVE
RELIABILITY, FUNCTION OR DESIGN OR OTHERWISE.
Vishay Intertechnology, Inc., its affiliates, agents, and employees, and all persons acting on its or their behalf (collectively,
“Vishay”), disclaim any and all liability for any errors, inaccuracies or incompleteness contained in any datasheet or in any other
disclosure relating to any product.
Vishay makes no warranty, representation or guarantee regarding the suitability of the products for any particular purpose or
the continuing production of any product. To the maximum extent permitted by applicable law, Vishay disclaims (i) any and all
liability arising out of the application or use of any product, (ii) any and all liability, including without limitation special,
consequential or incidental damages, and (iii) any and all implied warranties, including warranties of fitness for particular
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Statements regarding the suitability of products for certain types of applications are based on Vishay’s knowledge of
typical requirements that are often placed on Vishay products in generic applications. Such statements are not binding
statements about the suitability of products for a particular application. It is the customer’s responsibility to validate that a
particular product with the properties described in the product specification is suitable for use in a particular application.
Parameters provided in datasheets and / or specifications may vary in different applications and performance may vary over
time. All operating parameters, including typical parameters, must be validated for each customer application by the customer’s
technical experts. Product specifications do not expand or otherwise modify Vishay’s terms and conditions of purchase,
including but not limited to the warranty expressed therein.
Except as expressly indicated in writing, Vishay products are not designed for use in medical, life-saving, or life-sustaining
applications or for any other application in which the failure of the Vishay product could result in personal injury or death.
Customers using or selling Vishay products not expressly indicated for use in such applications do so at their own risk.
Please contact authorized Vishay personnel to obtain written terms and conditions regarding products designed for
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or by any conduct of Vishay. Product names and markings noted herein may be trademarks of their respective owners.
© 2017 VISHAY INTERTECHNOLOGY, INC. ALL RIGHTS RESERVED
Revision: 08-Feb-17
1
Document Number: 91000
