DLW44SN851SK2L

Spec No. JEFL243C-0030C-01 P 1/10
MURATA MFG CO.,LTD.
Reference Only
Wire Wound Chip Common Mode Choke Coil
DLW44SN
□□□
SK2
Reference Specification
1. Scope
This reference specification applies to Wire Wound Chip Common Mode Choke Coil DLW44SN Series.
2. Part Numbering
(ex.) DL W 44 S N 101 S K 2 L
(1) (2) (3) (4) (5) (6) (7) (8) (9) (10)
(1) Chip Common Mode Choke Coil
(2) Structure (W : Winding Type)
(3) Dimension (L×W)
(4) Magnetically Shielded One Circuit Type
(5) Category
3.Rating
Customer
Part Number
MURATA
Part Number
Impedance
at 10MHz,
Under Standard
Tesiting Conditions
(Ω)
Impedance
at 100MHz,
Under Standard
Tesiting Conditions
(ΩTyp.)
Rated
Voltage
V(DC)
Withstanding
Voltage
V(DC)
*
Rated
Current
(A)
DC
Resistance
(Rdc)
(Ω±40%)
Insulation
Resistance
(MΩ min.)
DLW44SN101SK2L
10.0±40% 100
60 150
3.1 0.016
10
DLW44SN101SK2K
DLW44SN101SK2B
DLW44SN251SK2L
24.0±40% 250 2.6 0.024
DLW44SN251SK2K
DLW44SN251SK2B
DLW44SN401SK2L
37.5±40% 400 2.1
0.030
DLW44SN401SK2K
DLW44SN401SK2B
DLW44SN851SK2L
65±40% 850 1.9 0.040
DLW44SN851SK2K
DLW44SN851SK2B
DLW44SN172SK2L
100±40% 1700 1.5 0.060
DLW44SN172SK2K
DLW44SN172SK2B
DLW44SN242SK2L
140±40% 2400 1.4 0.075
DLW44SN242SK2K
DLW44SN242SK2B
DLW44SN302SK2L
180±40% 2200 1.1 0.120
DLW44SN302SK2K
DLW44SN302SK2B
*Rated Current is derated as below figure depending on the operating temperature.
· Operating Temperature : - 40 °C to + 105 °C · Storage Temperature : - 40 °C to + 105 °C
(6) Impedance (Typ. at 100MHz)
(7) Circuit
(8) Features
(9) Number of Line
(10) Packaging Code L : Taping (φ180mm/reel) / K : Taping (φ330mm/reel)
B : Bulk
0
500
1000
1500
2000
2500
3000
3500
0 20406080100120
Rated Current (mA)
Operating Temperature ( )
DLW44SN401SK2
DLW44SN851SK2
DLW44SN172SK2
DLW44SN242SK2
DLW44SN302SK2
DLW44SN251SK2
DLW44SN101SK2
Spec No. JEFL243C-0030C-01 P 2/10
MURATA MFG CO.,LTD.
Reference Only
4. Standard Testing Conditions
< Unless otherwise specified > < In case of doubt >
Temperature : Ordinary Temp. 15 ºC to 35 °C Temperature : 20 °C ± 2 °C
Humidity : Ordinary Humidity 25 %(RH) to 85 %(RH) Humidity : 60 %(RH) to 70 %(RH)
Atmospheric pressure : 86 kPa to 106 kPa
5. Style and Dimensions
Equivalent Circuits Unit Mass (Typical value)
0.086g
No polarity
6. Marking
No marking.
7. Electrical Performance
No. Item Specifications Test Method
7.1 Impedance
(|Z|) (at 10MHz)
Meet item 3. Measuring Equipment : Agilent 4191A or the equivalents.
Measuring Frequency : 10MHz (ref. Item 10.)
7.2 Insulation
Resistance
(I.R.)
Measuring Equipment : R8340A or the equivalents.
Test Voltage : 2times for Rated Voltage
Time : within 60 s (ref. Item 10.)
7.3 DC Resistance
(Rdc)
Measuring Current : 100 mA max. (ref. Item 10.)
(In case of doubt in the above mentioned standard
condition,measure by 4 terminal method.)
7.4 Withstanding
Voltage
Products shall not be damaged. Voltage : 150 V(DC)
Time : 60 s
Charge Current : 1 mA max. (ref. Item 10.)
(in mm)
T(1.4±0.1)
W(4.0±0.2)L(4.0±0.2
①②
1.6±0.2
0.8±0.2
1.6±0.2
1.5±0.2 1.5±0.2
0.9±0.2
単位(mm
    
     :Electrode
T(1.4±0.1)
①②
Spec No. JEFL243C-0030C-01 P 3/10
MURATA MFG CO.,LTD.
Reference Only
8. Mechanical Performance
No. Item Specifications Test Method
8.1 Appearance and
Dimensions
Meet item 5. Visual Inspection and measured with Slide
Calipers.
8.2 Bonding Strength
and
Core Strength
No evidence of chipping,breakage.
No evidence of coming off
glass-epoxy substrate.
Applying Force (F) : 10N
Applying Time : 5±1s
8.3 Body strength No evidence of chipping,breakage. Applying Force (F) : 10N
Applying Time : 5±1s
8.4 Bending
Strength
Meet Table 1.
Table 1
Substrate : Glass-epoxy (t=1.6mm)
Deflection : 2mm
Speed of Applying Force : 0.5 mm/s
Keeping Time : 30 s
Appearance No damaged.
Impedance
change
(at 10MHz)
within ± 20%
I.R. 10MΩ min.
Withstanding
Voltage
No damaged.
8.5 Vibration Products shall be soldered on the substrate.
Oscillation Frequency : 10 to 55 to 10Hz for 1 min.
Total Amplitude : 1.5mm
Testing Time : A period of 2 hours in each of
3 mutually perpendicular
directions(Total 6 hours).
8.6 Drop Products shall be dropped concrete or steel board.
Method : free fall
Height : 0.75m
The Number of Times : 3Times
8.7 Solderability The electrodes shall be at least
90% covered with new solder
coating.
Flux : Ethanol solution of rosin,25(wt)%
Pre heating : 150 ± 10°C, 1 minute.
Solder : Sn-3.0Ag-0.5Cu
Solder Temperature : 245±5°C
Immersion Time : 4±1s
Immersion and Immersion rates : 25mm/s
8.8 Resistance to
Soldering heat
Meet Table 1. Flux : Ethanol solution of rosin,25(wt)%
Pre heating : 150 ± 10°C, 1 minute.
Solder : Sn-3.0Ag-0.5Cu
Solder Temperature : 270 ± 5°C
Immersion Time : 5±1s
Immersion and Immersion rates : 25mm/s
Then measured after exposure in the room
condition for 4 to 48 hours.
45
R340
F
Deflection
45
Product
Pressure jig
(in mm)
Pressure jig
F
Product
Substrate
Test board fixture
F
Nozzle
Product
Substrate
Test board fixture
Stainless tweezers
Product

DLW44SN851SK2L

Mfr. #:
Manufacturer:
Description:
Common Mode Filters / Chokes 1515 850ohm 1900mA 60volts
Lifecycle:
New from this manufacturer.
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