BLM21BB471SN1D Murata, BLM21BB471SN1D Datasheet - Page 84

• Manufacturer Part Number: BLM21BB471SN1D
• Description: EMI/RFI Suppressors & Ferrites 0805 470 OHM
• Manufacturer: Murata
• Series: BLM Br

Specifications of BLM21BB471SN1D

• Shielding: Unshielded
• Test Frequency: 100 MHz
• Product: Chip Ferrite Beads
• Impedance: 470 Ohms
• Tolerance: 25 %
• Maximum Dc Current: 200 mAmps
• Maximum Dc Resistance: 0.45 Ohms
• Operating Temperature Range: - 55 C to + 125 C
• Package / Case: 0805 (2012 metric)
• Termination Style: SMD/SMT
• Dc Resistance Max: 0.45ohm
• Dc Current Rating: 200mA
• Ferrite Mounting: SMD
• Ferrite Case Style: 0805
• Inductor Case Style: 0805
• No. Of Pins: 2
• Core Material: Ferrite
• Rohs Compliant: Yes
• Operating Temperature Min: -55°C
• Resistance: 0.45ohm
• Operating Temperature Max: +125°C
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Suppression
Noise Suppression of BLM18H
in UHF Range
!Note
82
for GHz Noise Suppression
Comparison between BLM18HG102SN1 and BLM18AG102SN1 (Current Item)
Conventional Type
(1000Ω at 100MHz)
(1000Ω at 100MHz)
BLM18AG102SN1
BLM18HG102SN1
Effect
• Please read rating and !CAUTION (for storage, operating, rating, soldering, mounting and handling) in this catalog to prevent smoking and/or burning, etc.
• This catalog has only typical specifications because there is no space for detailed specifications. Therefore, please review our product specifications or consult the approval sheet for product specifications before ordering.
EMI
(No filter)
Type of Filter
Initial
BLM18H Series
2000
1500
1000
500
70
60
50
40
30
20
10
70
60
50
40
30
20
10
300
70
60
50
40
30
20
10
300
0
300
1
400
400
400
500
500
500
10
Frequency (MHz)
Frequency (MHz)
BLM18AG102SN1
Frequency (MHz)
Frequency (MHz)
600
600
600
BLM18HG102SN1
EMI Suppression Effect / Description
700
700
700
100
800
800
800
Testing Circuit
900
900
900
74HCU04
10MHz
1000
1000
1000
1000
Initial
Initial
BLM18AG102SN1
2000
74AC04
Current BLM18AG are effective in
suppressing noise in the range between
300MHz and 700MHz.
In addition to the effectiveness of
current BLM, BLM18HG suppresses
noise in the range beyond 700MHz.
Measured radiation at 3m distance
BLM
74HC00
Mar.28,2011
C31E.pdf