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Datasheet> All Categories > Analog mixed-signal IC> filter> BLM21RK121SN1D
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BLM21RK121SN1D

Description
Crystals 32.768 KHz 12.5pF PLASTIC SMD
CategoryAnalog mixed-signal IC    filter   
File Size32KB，1 Pages
ManufacturerMurata
Websitehttps://www.murata.com
Environmental Compliance
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BLM21RK121SN1D Overview

Crystals 32.768 KHz 12.5pF PLASTIC SMD

BLM21RK121SN1D Parametric

Parameter NameAttribute value
Is it lead-free?Lead free
Is it Rohs certified?conform to
package instruction0805
Reach Compliance Codecompliant
ECCN codeEAR99
Samacsys Confidence2
Samacsys StatusReleased
Samacsys PartID408252
Samacsys Pin Count2
Samacsys Part CategoryFilter
Samacsys Package CategoryOther
Samacsys Footprint NameBLM21_3 L=2.0 W=1.25 T=0.85
Samacsys Released Date2019-10-10 10:28:44
Is SamacsysN
Other featuresMONOLITHIC TYPE
shell code0805
structureChip Bead
Maximum DC resistance0.15 Ω
filter typeFERRITE CHIP
maximum frequency100 MHz
minimum frequency100 MHz
high0.85 mm
JESD-609 codee3
length2 mm
MaterialFerrite
Installation typeSURFACE MOUNT
Number of functions1
Maximum operating temperature125 °C
Minimum operating temperature-55 °C
Output impedance120 OHM Ω
method of packingTAPE AND REEL
physical sizeL2XB1.25XH0.85 (mm)
Rated current0.2 A
Terminal surfaceTin (Sn)
width1.25 mm
Base Number Matches1

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o
Part Numbering
Chip Ferrite Beads
(Part Number)
qProduct
ID
Product ID
BL
wType
Code
A
M
eDimensions
(LgW)
Code
03
15
18
2A
21
31
41
Dimensions (LgW)
0.6g0.3mm
1.0g0.5mm
1.6g0.8mm
2.0g1.0mm
2.0g1.25mm
3.2g1.6mm
4.5g1.6mm
EIA
0201
0402
0603
0804
0805
1206
1806
iNumber
of Circuits
Code
1
4
Number of Circuits
1 Circuit
4 Circuits
Type
Array Type
Monolithic Type
uCategory
Code
N
Category
Standard Type
Chip Ferrite Beads
BL
q
M
w
18
e
AG
r
102
t
S
N
1 D
tImpedance
Expressed by three figures. The unit is in ohm (Ω). The first and
second figures are significant digits, and the third figure
expresses the number of zeros which follow the two figures.
yPerformance
Expressed by a letter.
Ex.)
Code
S
Performance
Sn Plating
y u i o
rCharacteristics/Applications
Code
*1
AF
AG
AJ
AH
BA
BB
BD
BE
PF
PG
RK
HG
EG
HB
HD
HK
GG
for Power Supplies
for Digital Interface
for GHz Band General Use
for GHz Band General Use (Low DC Resistance type)
for GHz Band High-speed Signal Line
for GHz Band Digital Interface
for High-GHz Band General Use
for High-speed Signal Lines
for General Use
Characteristics/Applications
BLM31/BLM41
BLM03/BLM15/BLM18/BLM21/BLM31/BLA2A/BLA31
BLM21/BLM31
BLM21
BLM18
BLM15/BLM18/BLM21/BLA2A
BLM15/BLM18/BLM21/BLA31
BLM31
BLM41
BLM18/BLM21/BLM31/BLM41
BLM18/BLM21
BLM18
BLM18
BLM18
BLM18
Series
*1 Frequency characteristics vary with each code.
oPackaging
Code
K
L
B
J
D
C
Packaging
Plastic Taping (ø330mm Reel)
Plastic Taping (ø180mm Reel)
Bulk
Paper Taping (ø330mm Reel)
Paper Taping (ø180mm Reel)
Bulk Case
Series
BLM31/BLM41/BLM21
*1
All series
BLM15/BLM18/BLM21
*2
/BLA31
BLM03/BLM15/BLM18/BLM21
*2
/BLA2A/BLA31
BLM15/BLM18
*1 BLM21BD222SN1/BLM21BD272SN1 only.
*2 Except BLM21BD222SN1/BLM21BD272SN1

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