Murata
Surface Mount EMI Filters
Visit MurataÕs Website at www.murata.com
BLM_ _HA/BLM_ _HB Chip Ferrite Beads
Surface Mount
EMI Filters
BLM _ _A Series
c
c
Suitable for Flow and Reflow Soldering
Wide Temperature Range
c
c
High Z Characteristics
For I/O Ports, DC Power Lines, and Signal Lines
The BLM _ _ A Series ferrite beads provide outstanding electrical characteristics in packages as small as
0402. For noise applications covering a wide frequency range.
Features
c
c
c
High Impedance in the GHz Range
Small Size
Suitable for Circuits with Unstable Ground
DCR
Ohms
Max.
EACH
500-4999
Stock
No.
Mfr.Õs
Type
EIA
Size
Typ. Imp.
@ 100 MHz
Current
(mA)
1-499
5000-10000
Applications
711-2558 BLM10A121SPT
711-2560 BLM10A601SGPT
711-2578 BLM10A102SGPT
711-2528 BLM11A121SPT
711-2530 BLM11A221SPT
711-2580 BLM11A471SGPT
711-2532 BLM11A601SPT
711-2526 BLM11A102SPT
711-2550 BLM21A121SPT
711-2582 BLM21A221SGPT
711-2556 BLM21A401SPT
711-2586 BLM21A601FPT
711-1122 BLM21A601SPT
711-2588 BLM21A102FPT
711-2576 BLM31A260SPT
711-1124 BLM31A700SPT*
711-1128 BLM31A601SPT
711-1130 BLM41A800SPT
711-1132 BLM41A151SPT
0402
0402
0402
0603
0603
0603
0603
0603
0805
0805
8805
0805
0805
0805
1206
1206
1206
1806
1806
120
600
1000
120
220
470
600
1000
120
220
400
600
600
1000
26
0.500
1.100
1.500
0.200
0.300
0.500
0.500
0.700
0.400
0.250
0.850
0.300
1.100
0.450
0.050
0.150
0.900
0.100
0.500
200
50
50
.32
.32
.32
.16
.13
.15
.15
.16
.14
.20
.10
.20
.25
.24
.28
.39
.22
.48
.49
.19
.19
.19
.08
.08
.09
.07
.08
.08
.12
.07
.12
.12
.14
.12
.19
.18
.38
.38
.14
.14
.14
.07
.06
.06
.06
.07
.07
.08
.05
.09
.11
.10
.09
.16
.16
.29
.34
c
c
c
c
I/O Ports (BLM11HA)
Signal Lines (BLM11HA)
Computers and Peripheral Equipment (BLM11HB)
High Speed Circuits (BLM11HB)
200
200
200
200
100
200
200
200
200
200
200
500
200
200
500
200
Typical Impedance
(½)
DCR
Max.
(½)
Rated
Current
(mA)
Stock
No.
Mfr.Õs
Type
EIA
Size
EACH*
@ 100 MHz
@ 1 GHz
711-0523
711-0525
711-0527
711-0531
711-2620
BLM11HA471SGPT
BLM11HA601SGPT
BLM11HA102SGPT
BLM11HB601SDPT
BLM11HB102SDPT
0603
0603
0603
0603
0603
470
600
600
700
0.85
1.00
1.60
1.50
1.85
200
200
100
100
50
.36
.37
.39
.41
.32
1000
600
1000
1000
1200
1700
70
600
80
*Sold only in multiples of 100.
150
*1.6 ±0.3.
EMI Filter Kits
SMD EMI Filters
57 values.
BLM _ _ B Series
10
c
c
c
c
c
c
c
Designed to Reduce Noise Above Operating Frequencies
High Impedance Characteristics
Suitable for Flow and Reflow Soldering
For Computers and Peripheral Equipment
For Consumer Products
711-3612. Kit-EK115E.............................................................................................................EACH 372.76
Surface Mount Ferrites
0603, 0805, 1206 and 1806 chip sizes.
711-3601. Kit-EKEM11UB.......................................................................................................EACH 81.34
For High Speed CIrcuits
Suitable for Circuits with Unstable Ground
NFM51R Chip Filters
The BLM _ _ B Series ferrite beads have developed to pass signal frequencies from 10 MHz to 100 MHz
while exhibiting high impedance characteristics to reduce EMI noise above these specific frequencies.
711-2590 BLM10B121SBPT
711-2594 BLM10B601SDPT
711-2596 BLM10B102SDPT
711-2542 BLM11B750SPT
711-2598 BLM11B121SDPT
711-0998 BLM11B141SPT
711-2538 BLM11B421SPT
711-2600 BLM11B471SDPT
711-2540 BLM11B601SPT
711-2602 BLM11B102SPT
711-2562 BLM21B050SPT
711-2604 BLM21B121SBPT
711-2566 BLM21B201SPT
711-2606 BLM21B221SDPT
711-2570 BLM21B601SPT
711-2572 BLM21B751SPT
711-2564 BLM21B102SPT
711-2568 BLM21B222SPT
711-1126 BLM31B601SPT
0402
0402
0402
0603
0603
0603
0603
0603
0603
0603
0805
0805
0805
0805
0805
0805
0805
0805
1206
120
600
1000
75
120
140
420
470
600
1000
5
120
200
220
600
750
1000
2200
600
1.100
1.500
1.400
0.350
0.400
0.550
0.550
0.550
0.650
0.850
0.070
0.250
0.350
0.250
0.350
0.400
0.400
0.600
0.900
50
50
50
.32
.32
.32
.15
.15
.14
.21
.15
.13
.15
.11
.20
.13
.20
.20
.21
.17
.18
.23
.19
.19
.19
.07
.09
.08
.10
.09
.07
.09
.08
.12
.07
.12
.09
.09
.11
.10
.17
.14
.14
.14
.06
.06
.07
.06
.06
.06
.06
.07
.08
.07
.08
.07
.08
.08
.09
.15
200
200
200
200
200
200
100
500
200
200
200
200
200
200
200
200
BLM _ _ P Series
c
c
c
c
c
c
c
Suitable High Frequency Noise Suppression Over Wide Frequency Range
Current Rating Up to 6 Amps
Small Package Size Ñ EIA STD 0603/0805/1206 and 1806
Nickel Barrier Terminations Provide Excellent Solder Heat Resistance
Low DCR
Applications
c
Noise Suppression for Compact Digital Instruments, Laptop, Personal Computers, HDTV, EDTV,
For High Current DC Power Lines
For Circuits Where a Stable Ground Is Unavailable
Portable VTR, etc.
c
c
Rated Voltage: 25 VDC
Rated Current: 200 mA
The BLM _ _ P Series ferrite beads offer high frequency noise suppression with the capability of
handling large currents for DC power line applications.
The NFM51R Series chip is an efficient signal line noise suppression filter for high-speed digital signal
lines where baseband frequencies and noise band frequencies are very close.
711-2608 BLM11P300SPT
711-2546 BLM11P600SPT
711-2574 BLM21P300SPT
711-2610 BLM21P221SGPT
711-2584 BLM31P500SPT
711-2612 BLM31P391SGPT
711-2614 BLM31P601SGPT
711-2591 BLM41P600SPT
711-2592 BLM41P750SPT
711-1143 BLM41P800SPT
711-2616 BLM41P471SGPT
711-2618 BLM41P102SGPT
0603
0603
0805
0805
1206
1206
1206
1806
1806
1806
1806
1806
30
60
30
220
50
390
600
60
75
80
0.060
0.100
0.025
0.025
0.025
0.050
0.090
0.010
0.025
0.100
0.050
0.090
1000
500
.15
.13
.22
.21
.29
.42
.42
.53
.74
.54
.51
.56
.09
.08
.11
.13
.16
.25
.25
.25
.39
.35
.30
.33
.06
.06
.08
.09
.13
.18
.18
.23
.31
.34
.22
.24
3000
2000
3000
2000
1500
6000
3000
1000
2000
1500
Minimum Attenuation
Cut-Off
Stock
No.
Mfr.Õs
Type
(dB Min.)
Frequency
(MHz)
EACH*
10 MHz 20 MHz 50 MHz 100 MHz 200 MHz 500 MHz 1 GHz
711-0533 NFM51R00P106
711-0537 NFM51R00P206
711-0539 NFM51R00P506
711-0540 NFM51R10P107
10
20
50
6
5
6
Ñ
Ñ
25
5
6
25
25
10
6
25
25
30
5
30
30
30
20
30
30
30
30
1.06
.50
.50
.36
Ñ
Ñ
Ñ
100
Ñ
470
1000
*Sold only in multiples of 100. dB max.
610
b
ALLIED
For Local Personalized Service Call 1-800-433-5700
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