B85121A2502C160

B85121A2502C160 Datasheet


B85121

Part Datasheet
B85121A2502C160 B85121A2502C160 B85121A2502C160 (pdf)
Related Parts Information
B85121A2253C160 B85121A2253C160 B85121A2253C160
PDF Datasheet Preview
EMC Feedthrough Capacitors

Series/Type:

B85121

The following products presented in this data sheet are being withdrawn.
Ordering Code

Substitute Product

B85111A2503B500 B85121A4353B250 B85121A2502C160

Date of Withdrawal 2013-08-23 2013-08-23 2013-08-23

Deadline Last Orders 2013-11-30 2013-11-30 2013-11-30

Last Shipments
2014-02-28 2014-02-28 2014-02-28

EPCOS AG Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited.

EPCOS AG is a TDK Group Company.
Ordering Code

Substitute Product

B85121A2253C160 B85121A2353B250 B85121A0105B250 B85121A2104A250 B85121A2104A750 B85121A2504A750 B85121A2103B250 B85121A2504A250 B85121A0105B160 B85121A2253B250 B85121A2122C160

Date of Withdrawal 2013-08-23 2013-08-23 2013-08-23 2013-08-23 2013-08-23 2013-08-23 2013-08-23 2013-08-23 2013-08-23 2013-08-23 2013-08-23

Deadline Last Orders 2013-11-30 2013-11-30 2013-11-30 2013-11-30 2013-11-30 2013-11-30 2013-11-30 2013-11-30 2013-11-30 2013-11-30 2013-11-30

Last Shipments
2014-02-28 2014-02-28 2014-02-28 2014-02-28 2014-02-28 2014-02-28 2014-02-28 2014-02-28 2014-02-28 2014-02-28 2014-02-28

For further information please contact your nearest EPCOS sales office, which will also support you in selecting a suitable substitute. The addresses of our worldwide sales network are presented at

New Rated current A Rated voltage VAC Rated capacitance µF Terminal type Page
1-line filters

Feedthrough components

Overview of available types

Type
meter

Feedthrough capacitors

B85121A*+160 16
● 16

B85121A*+250 20
● 25

B85111A*B500 24
● 50
75 440
75 440 250

B85121A*A250 30 B85121A*A750

B85121A*A630, 55 A101, A201
● 25, 250 75
● 63 250 200

Insertion loss in the frequeny range Hz
105 106 107
5 6 8 10 11 12

Legend Terminal type:

Axial leads Threaded studs

Please read Cautions and warnings and

Important notes at the end of this document.
2 01/06
1-line filters Feedthrough components

General Feedthrough components from EPCOS are used for EMI suppression of all electrical installations and equipment. This new type series is also outstandingly well suited for telephone exchanges and base stations. Thanks to broadband EMI suppression up to the GHz range, it prevents external terference pulses being transmitted to the inside of the equipment via the supply network and versa. The essential features of this new type series are its modular design and the solder-free contacting technology developed by EPCOS with the aid of mesh contact. Mesh contact technology permits uniform concentric contacting of the MKP capacitor winding and avoids the thermal stress associated with soldering. The result is an even higher insertion loss, a high insulation resistance and a particularly compact case. The modular system used in this new technology for feedthrough capacitors and filters allows the cost-effective implementation of a wide range of standard types. Other capacitance values can also be supplied for special applications upon request.

Feedthrough components fitted into a shielding wall.

In feedthrough capacitors, the conductor carrying the operating current is connected concentrically to one electrode and is run centrally through the capacitor. The other electrode is contacted centrically to the capacitor case. Feedthrough capacitors are dimensioned so that they perform well from low frequencies to far above 300 MHz. The capacitor element with low inductance contacted securely on the face side is incorporated in a metal case provided with a screw thread. The feedthrough filters are constructed in a They consist of two identical capacitative transverse elements and an inductive longitudinal element. The concentric layout of the ents allows high insertion loss values to be attained in a frequency range to above 1 GHz.

Safety note Feedthrough components with high capacitances require the implementation of safety measures in line with the applicable specifications! See also Chapter “Mounting instructions”.

Please read Cautions and warnings and
Marking Manufacturer, ordering code, rated capacitance, rated voltage, rated current, climatic category, circuit diagram, date of manufacture MM.YY , approvals

Circuit diagram

SSB1275-J

B85111, B85121

Please read Cautions and warnings and

Important notes at the end of this document.
5 01/06
1-line filter components Feedthrough capacitors

B85121A*+160 16 mm, 16 A

Feedthrough capacitors 16 mm

Technical data and measuring conditions

Rated voltage VR

Rated current IR

Capacitance tolerance Climatic category IEC 60068-1 Screw cap fixing Approvals
75 440 V AC, 50/60 Hz 160 600 V DC Referred to 40 °C ambient temperature Reduced current values at 400 Hz ± 20% 40/085/56 °C/+85 °C/56 days damp heat test M10 x UL 1283, 250 V
Characteristics and ordering codes
Vtest Terminal Figure Ordering code

V AC V DC V DC

Approvals
250 600 4000 Leads 1
440 600 4350 2 mm

B85121A2122C160 x B85121A4252C160 x
250 600 4000

B85121A2502C160 x
250 600 1750

B85121A2103C160 x
250 600 1750

B85121A2253C160 x
250 600 1750

B85121A2503C160 x
110 160

B85121A1104C160
75 160
350 Leads 2

B85121A0105B160
x = approval granted

Insertion loss dB typical values at 50

CR µF
10 kHz 5
100 kHz
1 4 25
1 MHz
2 4 11 17 20 45
10 MHz 6
12 16 25 30 35 40 50
100 MHz 35 45 40 55 52 60 85
> 300 MHz > 40 > 60 > 50 > 70 > 80 > 80 > 80 > 90

Please read Cautions and warnings and

Important notes at the end of this document.
6 01/06
1-line filter components Feedthrough capacitors

Dimensional drawings Figure 1, B85121A****C160

M10 x

Marking
30+2 45+2
135 _3
5 44±3
Characteristics and ordering codes

Vtest

V AC V DC V DC
250 600 4000
250 600 4000
250 600 4000
250 600 4000
440 600 4350
250 600 4000
440 600 4000
75 160
Terminal Figure Ordering code

Leads 2 mm

B85121A2353A250 B85121A2103B250 B85121A2253B250 B85121A2353B250 B85121A4353B250 B85121A2503B250 B85121A4503B250 B85121A0105B250

Approvals
x = approval granted

Insertion loss dB typical values at 50

CR µF
10 kHz 5
100 kHz
1 2 25
1 MHz 11 12 18 45
10 MHz 30 32 35 50
100 MHz 55 60 85
> 300 MHz > 80 > 90 > 90 > 90

Please read Cautions and warnings and

Important notes at the end of this document.
8 01/06
1-line filter components Feedthrough capacitors

Dimensional drawings Figure 1, B85121A****A250

M4 M12 x

Marking
45+2 60+2 90+2
17 _2

SSB2025-B

Figure 2, B85121A****B250

M12 x

Marking
45+2 60+2
155 _3
5 45±3

SSB2023-U

B85121A*+250 20 mm, 25 A

Thread

Tightening torque

M12 x Nm

Tightening torque 4 Nm

Please read Cautions and warnings and

Important notes at the end of this document.
9 01/06
1-line filter components Feedthrough capacitors

B85111A*B500 24 mm, 50 A
Characteristics and ordering code

Vtest Terminal

V AC V DC V DC
250 600 3000 M6
x = approval granted

Insertion loss dB typical values at 50

CR µF
10 kHz
100 kHz 2
1 MHz 18
Ordering code

Approvals

B85111A2503B500 x
10 MHz 35
100 MHz > 300 MHz

Dimensional drawing
15 min.
20±2

A/F 27

M24 x M6

Thread Tightening torque

M24 x 12 Nm

Please read Cautions and warnings and

Important notes at the end of this document.

SSB2036-R-E
10 01/06
1-line filter components Feedthrough capacitors

B85121A*A250, A750 30 mm, 25 A , 75 A

Feedthrough capacitors 30 mm

Technical data and measuring conditions

Rated voltage VR

Rated current IR

Capacitance tolerance Climatic category IEC 60068-1 Screw cap fixing Approvals
250 V AC, 50/60 Hz 600 V DC Referred to 40 °C ambient temperature Reduced current values at 400 Hz ± 20% 40/085/56 °C/+85 °C/56 days damp heat test M20 x 1 UL 1283, 250 V
Characteristics and ordering codes

Vtest

V AC V DC V DC
250 600 3000
250 600 2500
250 600 2000
250 600 3000
250 600 2500
250 600 2000

Terminal
x = approval granted

Insertion loss dB typical values at 50

CR µF
10 kHz 0 2 5
100 kHz 5
15 25
1 MHz 20 35 45
Ordering code

Approvals

B85121A2104A250 x B85121A2504A250 x B85121A2105A250 x B85121A2104A750 x B85121A2504A750 x B85121A2105A750 x
10 MHz 40 50
100 MHz 60 80 85
1 GHz > 70 > 90 > 90

Dimensional drawing

M20 x 1 M6

Marking
55+1
110 _1

Please read Cautions and warnings and

Important notes at the end of this document.

SSB1271-L

Thread

M6 M20 x 1

Tightening torque
3 Nm 10 +1 Nm
11 01/06
1-line filter components Feedthrough capacitors

B85121A*A630, A101, A201 55 mm, 63 200 A

Feedthrough capacitors 55 mm

Technical data and measuring conditions

Rated voltage VR

Rated current IR

Capacitance tolerance Climatic category IEC 60068-1 Screw cap fixing

Approvals
250 V AC, 50/60 Hz 600 V DC Referred to 40 °C ambient temperature Reduced current values at 400 Hz ± 20% 40/085/56 °C/+85 °C/56 days damp heat test

Standard M32 x Special fixing M27 x on request

UL 1283, 250 V
Characteristics and ordering codes
CR VR Vtest Dimensions mm Ordering code
µF V AC V DC V DC minal l +1 l1 l2

Approvals
63 250 600 3000 M 6 30 100 50 B85121A2504A630 x
250 600 2500 M 6 30 100 50 B85121A2105A630 x
250 600 2500 M 6 60 130 50 B85121A2205A630 x
250 600 2000 M 6 60 130 50 B85121A2475A630 x
100 250 600 3000 M 8 30 110 53 B85121A2504A101 x
250 600 2500 M 8 30 110 53 B85121A2105A101 x
250 600 2500 M 8 60 140 53 B85121A2205A101 x
250 600 2000 M 8 60 140 53 B85121A2475A101 x
200 250 600 3000 M10 30 120 59 B85121A2504A201 x
250 600 2500 M10 30 120 59 B85121A2105A201 x
250 600 2500 M10 60 150 59 B85121A2205A201 x
250 600 2000 M10 60 150 59 B85121A2475A201 x
x = approval granted

Insertion loss dB typical values at 50

CR µF
10 kHz 2 5
10 15
100 kHz 15 25 30 35
1 MHz 35 45 50 55
10 MHz 40 50 55 65
100 MHz 80 85
> 90 > 90
1 GHz > 90 > 90 > 90 > 90

Please read Cautions and warnings and

Important notes at the end of this document.
12 01/06
1-line filter components Feedthrough capacitors

Dimensional drawing A/F 41

B85121A*A630, A101, A201 55 mm, 63 200 A

A/F 17 M

M32 x
55±1

Thread Tightening torque
8 +2 Nm

M27 x 16 +2 Nm

M32 x 24 Nm

Marking
8 15+1
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Datasheet ID: B85121A2502C160 511710