Document
SURFACE MOUNT EMI FILTERS CHIP FILTERS
NFM51R Series
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.
Murata Electronics has combined its superior ceramic technologies with a unique circuit configuration to realize outstanding noise suppression effect in these applications. The NFM51R Series assures noise reduction to meet the specifications of CISPR, FCC, etc.
APPLICATIONS Noise suppression for compact digital instruments, laptop personal computers, HDTV, EDTV, portable VTR, etc.
PART NUMBERING SYSTEM
NFM51R 00 P 106
CHIP EMI FILTER SERIES
CLASS NUMBER
CIRCUIT STYLE
CUT-OFF FREQUENCIES
DIMENSIONS: mm
1206
2.3 ± 0.2
1.8 ± 0.2
3.2 ± 0.3 ቢባቤ
1.6 ± 0.2
0.7 ± 0.3
0.7 ± 0.3
0.65 ± 0.2
ቢ Input (Output) Terminal ባ Ground Terminal ቤ Output (Input) Terminal
SPECIFICATIONS
Part Number
Cut-off Frequency
(MHz)
10MHz 20MHz
Attenuation (dB min.) 50MHz 100MHz 150MHz 200MHz 300MHz 400MHz 500MHz
1GHz
Rated Rated Operating Voltage Current Temperature (VDC) (mA) Range
NFM51R00P106 10 ᨸ 5 25 25 — 25 — — 30 30
NFM51R00P206 20 — ᨸ 5 25 — 25 — — 30 30
NFM51R00P506 50 — — ᨸ 10 — 30 — — 30 30
NFM51R10P107
NEW NFM51R10P157 NFM51R20P207
100 150 200
— — — ᨸ — 5 — — 20 30
–40°C
— — — — ᨸ — 10 20 30 30 25 200
~
— — — — — ᨸ — — 10 30
+85°C
NEW NFM51R30P307 NEW NFM51R30P407
NFM51R30P507
300 400 500
— — — — — — ᨸ — 5 15 — — — — — — — ᨸ — 10 — — — — — — — — ᨸ 10
TYPICAL INSERTION LOSS CHARACTERISTICS
ᨸ 6dB max.
Insertion Loss (dB) Insertion Loss (dB)
NFM51R Series
0
NFM51R10P157 20 NFM51R20P207
NFM51R30P307
NFM51R30P407
40 NFM51R30P507
NFM51R00P106 NFM51R00P206
60 NFM51R00P506
NFM51R10P107
80
1
5 10
50 100
Frequency (MHz)
500 1000 2000
Comparison with Conventional Chip
The steep attenuation characteristics of the NFM51R Series provide excellent EMI suppression without affecting the desired signal.
0 NFM51R Series
20 Conventional Type
40
60
80
1
5 10
50 100 500 1000 2000
Frequency (MHz)
192 CG01-I
.