B78108S1222K EPCOS Inc, B78108S1222K Datasheet - Page 3

• 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

Dimensional drawings
B78108S (axial leads, taped)
B78148S (central radial leads, taped)
Packing
n (mm): Axial 72 +1, radial 42 +1
w (mm): Axial 84 max., radial 54 max.
Please read Cautions and warnings and
Important notes at the end of this document.
2 max.
RF chokes
BC series, 4 9.2 (mm)
3.5 min.
w
n
2 max.
0.8 max.
53±2
65±1
3.8±0.7
1.3 max.
Label
11.5 max.
lacquered
9.2 max.
(IEC 60294)
12.7±0.3
ø4 max.
insulated
1.3 max.
IND0429-B-E
30
30
IND0452-V-E
6±0.5
5
+0.6
_
ø4±0.2
0.1
3
Minimum lead spacing 12.5 mm
IND0633-N-E
03/08
L
Axial: 265 75 125, radial: 340 50 210
W
W
H (max. mm):
Thickness of tape
L
B78108S, B78148S
IND0631-B-E
Dimensions in mm
IND0629-B
H