B78108S1222K EPCOS Inc, B78108S1222K Datasheet - Page 5

• Manufacturer Part Number: B78108S1222K
• Description: CHOKE RF 2.2UH 1.0A AXIAL
• Manufacturer: EPCOS Inc
• Series: BCr
• Type: Ferrite Corer

Specifications of B78108S1222K

• Inductance: 2.2µH
• Tolerance: ±10%
• Current: 1A
• Dc Resistance (dcr): 250 mOhm Max
• Q @ Freq: 55 @ 7.96MHz
• Self Resonant Freq: 140MHz
• Package / Case: Axial
• Mounting Type: Through Hole
• Frequency - Test: 7.96MHz
• Material - Core: Ferrite Drum
• Applications: General Purpose
• Maximum Dc Current: 1000 mAmps
• Maximum Dc Resistance: 0.25 Ohms
• Self Resonant Frequency: 140 MHz
• Q Minimum: 55
• Termination Style: Axial
• Inductance Tolerance: ± 10%
• Dc Resistance Max: 0.25ohm
• Dc Current Rating: 1A
• Q Test Frequency: 7.96MHz
• Inductor Case Style: Axial Leaded
• No. Of Pins: 2
• Svhc: No SVHC (18-Jun-2010)
• Rohs Compliant: Yes
• Body Diameter: 4mm
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Shielding: -
• Current - Saturation: -
• Current - Temperature Rise: -
• Lead Free Status / Rohs Status: Lead free / RoHS Compliant
• Other names: B78108S1222K000

Characteristics and ordering codes
L
10
12
15
18
22
27
33
39
BC chokes with temperature range up to 140 °C on request.
BC chokes up to 33 H with higher resonance frequency on request.
1) Closer tolerances on request.
2) Replace the
3) For Ammo pack the last digit has to be a »9«. Example: B78108S1102K009
Please read Cautions and warnings and
Important notes at the end of this document.
R
H
1.0
1.2
1.5
1.8
2.2
2.7
3.3
3.9
4.7
5.6
6.8
8.2
RF chokes
BC series, 4 9.2 (mm)
Tolerance
10%
*
by code number »0« for axial taping or by »4« for radial taping.
^
K
1)
Q
55
55
55
55
55
60
60
60
60
60
65
65
70
70
60
60
55
55
55
50
min
f
MHz
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
Q
I
mA
1200
1150
1100
1030
1000
R
940
900
850
820
780
670
690
680
650
610
580
560
530
500
470
5
03/08
R
0.16
0.18
0.20
0.22
0.25
0.26
0.29
0.31
0.34
0.38
0.51
0.48
0.49
0.55
0.60
0.67
0.74
0.83
0.92
1.02
max
f
MHz
205
185
165
155
140
125
115
105
res, min
95
85
75
50
35
30
20
17
13
10
9.0
8.0
B78108S, B78148S
Ordering code
(reel packing)
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
B781
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
8S1102K000
8S1122K000
8S1152K000
8S1182K000
8S1222K000
8S1272K000
8S1332K000
8S1392K000
8S1472K000
8S1562K000
8S1682K000
8S1822K000
8S1103K000
8S1123K000
8S1153K000
8S1183K000
8S1223K000
8S1273K000
8S1333K000
8S1393K000
3)
2)