B78108S1222K EPCOS Inc, B78108S1222K Datasheet - Page 6

• 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
1000
1200
1500
1800
2200
2700
3300
3900
4700
BC chokes with temperature range up to 140 °C on request.
1) Closer tolerances on request.
2) Replace the
3) For Ammo pack the last digit has to be a »9«. Example: B78108S1473J009
Please read Cautions and warnings and
Important notes at the end of this document.
R
H
100
120
150
180
220
270
330
390
470
560
680
820
RF chokes
BC series, 4 9.2 (mm)
47
56
68
82
Tolerance
5%
*
^
by code number »0« for axial taping or by »4« for radial taping.
J
1)
Q
45
40
40
35
70
70
70
70
70
70
70
70
70
60
55
50
50
50
50
50
40
40
40
40
35
min
f
MHz
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.796
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
0.252
Q
I
mA
450
430
410
390
370
300
280
270
250
200
190
180
170
160
150
140
130
115
100
R
95
80
75
62
59
55
6
03/08
R
10.0
12.0
14.0
17.5
23.0
26.0
34.7
40.0
59.5
66.0
78.0
1.10
1.23
1.35
1.54
1.70
2.40
2.80
3.00
3.30
5.70
6.40
7.00
7.90
8.80
max
f
MHz
7.5
7.0
6.5
6.0
5.0
4.5
4.2
3.9
3.7
2.8
2.7
2.4
2.2
2.0
1.9
1.6
1.6
1.3
1.25
1.2
1.1
1.0
0.9
0.8
0.7
res, min
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
B781
B781
B781
B781
B781
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
*
8S1473J000
8S1563J000
8S1683J000
8S1823J000
8S1104J000
8S1124J000
8S1154J000
8S1184J000
8S1224J000
8S1274J000
8S1334J000
8S1394J000
8S1474J000
8S1564J000
8S1684J000
8S1824J000
8S1105J000
8S1125J000
8S1155J000
8S1185J000
8S1225J000
8S1275J000
8S1335J000
8S1395J000
8S1475J000
3)
2)