B78108S1332K9

B78108S1332K9 Datasheet


B78108S, B78148S June 2012

Part Datasheet
B78108S1332K9 B78108S1332K9 B78108S1332K9 (pdf)
Related Parts Information
B78108S1473J9 B78108S1473J9 B78108S1473J9
B78108S1272K9 B78108S1272K9 B78108S1272K9
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Inductors

RF chokes, BC series

Series/Type Date:

B78108S, B78148S June 2012

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.

RF chokes BC series, 4 x mm

BC chokes Bobbin Core Rated inductance 1 4700 uH Rated current 55 1200 mA

Construction
• Ferrite drum core
• Winding enamel copper wire
• Flame-retardant lacquer coating
• Wide inductance range
• Suitable for general-purpose application
• Special versions available
• Suitable for wave soldering
• RoHS-compatible
• RF blocking and filtering
• Decoupling and interference suppression
• For antenna systems, automotive electronics,
energy-saving lamps, entertainment electronics

Terminals
• Central axial leads B78108S
• Radially bent to 5 mm lead spacing B78148S
• Base material Cu
• Electroplated with nickel and pure tin

Marking Inductance indicated by color bands to IEC 60062

Delivery mode and packing units
• Taped, Ammo and reel packing
• Packing units:

Ammo pcs./pack.

Reel pcs./reel

Axial Radial
2500
5000 2000

B78108S, B78148S B78108S B78148S

Please read Cautions and warnings and Important notes at the end of this document.
2 06/12

RF chokes BC series, 4 x mm

Dimensional drawings B78108S axial leads, taped
65±1 53±2
max. IEC 60294

B78108S, B78148S Dimensions in mm
max. max.
min.
max. lacquered

IND0429-B-E

B78148S central radial leads, taped
2 max.
2 max.
max. max. max.
max.
insulated
Characteristics and ordering codes

LR PH
10 12 15 18 22 27 33 39

Tolerance1 Qmin
r10% K 55 60 65 70 60 55 50
fQ MHz

IR mA 1200 1150 1100 1030 1000
940 900 850 820 780 670 690 680 650 610 580 560 530 500 470

Rmax :
fres, min MHz 205 185 165 155 140 125 115 105
95 85 75 50 35 30 20 17 13 10

BC chokes with temperature range up to +140 °C on request. BC chokes up to 33 PH with higher resonance frequency on request.
Ordering code 2 reel packing 3

B781*8S1102K000 B781*8S1122K000 B781*8S1152K000 B781*8S1182K000 B781*8S1222K000 B781*8S1272K000 B781*8S1332K000 B781*8S1392K000 B781*8S1472K000 B781*8S1562K000 B781*8S1682K000 B781*8S1822K000 B781*8S1103K000 B781*8S1123K000 B781*8S1153K000 B781*8S1183K000 B781*8S1223K000 B781*8S1273K000 B781*8S1333K000 B781*8S1393K000
1 Closer tolerances on request.
2 Replace the * by code number for axial taping or by for radial taping.
3 For Ammo pack the last digit has to be a Example B78108S1102K009

Please read Cautions and warnings and Important notes at the end of this document.
5 06/12

RF chokes BC series, 4 x mm

B78108S, B78148S
Characteristics and ordering codes

LR PH
47 56 68 82 100 120 150 180 220 270 330 390 470 560 680 820 1000 1200 1500 1800 2200 2700 3300 3900 4700

Tolerance1 Qmin
r5% J

Rmax :

BC chokes with temperature range up to +140 °C on request.
fres, min MHz
Ordering code 2 reel packing 3

B781*8S1473J000 B781*8S1563J000 B781*8S1683J000 B781*8S1823J000 B781*8S1104J000 B781*8S1124J000 B781*8S1154J000 B781*8S1184J000 B781*8S1224J000 B781*8S1274J000 B781*8S1334J000 B781*8S1394J000 B781*8S1474J000 B781*8S1564J000 B781*8S1684J000 B781*8S1824J000 B781*8S1105J000 B781*8S1125J000 B781*8S1155J000 B781*8S1185J000 B781*8S1225J000 B781*8S1275J000 B781*8S1335J000 B781*8S1395J000 B781*8S1475J000
1 Closer tolerances on request.
2 Replace the * by code number for axial taping or by for radial taping.
3 For Ammo pack the last digit has to be a Example B78108S1473J009

Please read Cautions and warnings and Important notes at the end of this document.
6 06/12

RF chokes BC series, 4 x mm

B78108S, B78148S

Impedance |Z| versus frequency f measured with impedance analyzer Agilent 4294A or S-parameter network analyzer Agilent 8753ES, typical values at +20 °C
10 6 Ω
|Z| 10 5

IND0122-K

B781*8S
10 uH
100 uH
1000 uH
4700 uH
10 8 Hz 10 9

Q factor versus frequency f measured with impedance analyzer Agilent 4294A, typical values at +20 °C
150 B781*8S

IND0124-C

Inductance L versus DC load current IDC measured with LCR meter Agilent 4284A,
typical values at +20 °C

L 10 3
4700 uH 1000 uH

IND0123-X

B781*8S
100 uH 10 2
10 uH 10 1
1 uH 10 0
10 _1

A 10 1

Current derating Iop/IR versus ambient temperature TA rated temperature TR = +40 qC

Iop IR

IND0552-S-E
10 uH
100 uH
1000 uH
4700 uH
10 7 Hz 10 8
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Datasheet ID: B78108S1332K9 511651