BU9-103R25BL Datasheet, PDF (4/6 Pages) Coilcraft lnc. – Common Mode Chokes

Document 260-4
Common Mode Chokes - BU10 Series
Part number
BU10-1811R2BL
BU10-1311R6BL
BU10-1012R2BL
BU10-6003R0BL
Impedance max
(kOhms)
3.9 @ 1.8 MHz
2.2 @ 2.2 MHz
1.6 @ 3.1 MHz
1.0 @ 3.0 MHz
Frequency range
@ 75% of
impedance max
1000 – 3200 kHz
800 – 2000 kHz
1300 – 8900 kHz
800 – 10000 kHz
DCR¹
(Ohms)
0.20
0.12
0.08
0.04
Current
max (Aac)
1.20
1.60
2.20
3.00
1. DCR is per winding
2. Inductance tested at 1 kHz, 1 Vrms, 0 Adc on an Agilent/HP 4284A LCR-meter or equivalent.
3. 1000 Vrms typical isolation between windings.
4. Electrical specifications at 25°C.
Inductance²
L1, L2
min (mH)
0.18
0.13
0.10
0.06
Inductance difference
L1 - L2
max (µH)
30
20
15
10
Typical Attenuation
Typical Impedance
0.67 _max
17,0
Dot
indicates
pin 1
0.177 ±0.04
4,5 ±1,0
0.89
22,5
max
0.028
0,7
Æ
2
1
0.394 ±0.02
10,0 ±0,5
1
2
4
3
1
4
0.51 ±0.02
13,0 ±0,5
0.75
19,0
max
1
4
2
3
Recommended
Board Layout
2
3
0.394 ±0.02
10,0 ±0,5
1
4
0.51 ±0.02
13,0 ±0,5
0.047
1,2
Æ
© Coilcraft, Inc. 2009
Specifications subject to change without notice.
Please check our website for latest information.
Document 260-4 Revised 09/09/09