Reference Only
Spec No. JEFL243C-0028C-01
P1/9
Chip Common Mode Choke Coil
DLW21SN□□□XQ2□
Reference Specification
1. Scope
This reference specification applies to Chip Common Mode Choke Coil DLW21SN_XQ Series.
2. Part Numbering
(ex.)
DL
(1)
W
21
S
N
261
(6) (7) (8) (9) (10)
(6) Impedance (Typ. at 100MHz)
X
Q
2
L
(2) (3) (4) (5)
(1) Chip Common Mode Choke Coil
(2) Structure (W : Winding Type)
(3) Dimension (L×W)
(4) Type
(7) Circuit
(8) Features
(9) Number of Line
(5) Category
(10) Packaging Code L : Taping / B : Bulk
3. Rating
Common Mode Impedance Rated Withstanding Rated
DC
Insulation
Customer
Part Number
Murata
Part Number
(at 100MHz,Under Standard Voltage
Voltage
V(DC)
Current Resistance Resistance
Testing Condition)
V(DC)
(mA)
(Ω max.) (MΩ min.)
(Ω )
DLW21SN181XQ2L
DLW21SN181XQ2B
DLW21SN261XQ2L
DLW21SN261XQ2B
DLW21SN491XQ2L
DLW21SN491XQ2B
180 ± 25%
260 ± 25%
490 ± 25%
240
220
190
0.39
20
50
10
0.59
0.77
Operating Temperature : -40 to +85°C
Storage Temperature : -40 to +85°C
4. Standard Testing Condition
<Unless otherwise specified>
<In case of doubt>
Temperature : 20 ± 2°C
Humidity : 60 to 70%(RH)
Temperature : Ordinary Temperature 15 to 35°C
Humidity : Ordinary Humidity 25 to 85%(RH)
Atmospheric Pressure : 86 to106kPa
5. Style and Dimensions
■ Equivalent Circuits
(2)
(3)
(1)
1.2±0.2
2.0±0.2
(4)
(0.45)
(1)
(0.45)
(2)
No polarity
:
Electrode
() : Reference Value
■ Unit Mass (Typical value)
0.011g
(in mm)
(3)
(4)
6. Marking
No Marking.
7. Electrical Performance
No.
7.1
Item
Common Mode
Impedance (Zc)
Specification
Meet item 3.
Test Method
Measuring Equipment : KEYSIGHT 4291A or the
equivalent
Measuring Frequency : 100±1MHz(ref.item 10,11)
Test Voltage : 2.5 times for Rated Voltage
Time : 5 s
7.2
7.3
Withstanding
Voltage
Products shall not be damaged.
Meet item 3.
Charge Current : 1 mA max. (ref.item 10)
DC Resistance
(Rdc)
Measuring current : 10mA max. (ref.item 10)
(In case of doubt in the above mentioned standard
condition, measure by 4 terminal method.)
Measuring voltage : Rated Voltage
Measuring time : 1 min max. (ref.item 10)
7.4
Insulation
Resistance (I.R.)
MURATA MFG.CO.,LTD