Compact Chip Common Mode Choke Coil muRata DLW21SN670SQ2L for Enhanced Electronic Circuit Protection

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Price: Negotiable

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Delivery Time: Negotiable

Product Description

Product Overview

This reference specification applies to Murata MFG.CO.,LTD's Chip Common Mode Choke Coil, designed for noise suppression applications. These coils offer effective common mode noise filtering with various impedance ratings and compact dimensions suitable for surface mounting.

Product Attributes

Brand: MURATA MFG.CO.,LTD
Product Type: Chip Common Mode Choke Coil
Origin: Japan (implied by manufacturer)
Certifications: RoHS Marking (ROHS Y)

Technical Specifications

Murata Part Number	Common Mode Impedance (at 100MHz, )	Rated Voltage (V(DC))	Withstanding Voltage (V(DC))	Rated Current (mA)	DC Resistance ( max.)	Insulation Resistance (M min.)	Packaging Code
DLW21SN371SQ2L	370 25 %	50	125	280	0.45	10	L
DLW21SN371SQ2B	370 25 %	50	125	280	0.45	10	B
DLW21SN261SQ2L	260 25 %	300	0.40	L
DLW21SN261SQ2B	260 25 %	300	0.40	B
DLW21SN181SQ2L	180 25 %	330	0.35	L
DLW21SN181SQ2B	180 25 %	330	0.35	B
DLW21SN121SQ2L	120 25 %	370	0.30	L
DLW21SN121SQ2B	120 25 %	370	0.30	B
DLW21SN900SQ2L	90 25 %	330	0.35	L
DLW21SN900SQ2B	90 25 %	330	0.35	B
DLW21SN670SQ2L	67 25 %	400	0.25	L
DLW21SN670SQ2B	67 25 %	400	0.25	B

Operating Temperature	Storage Temperature	Unit Mass (Typical)
-40 to +85C	-40 to +85C	0.011g

Item	Specification	Test Method
Common Mode Impedance (Zc)	Meet item 3	Measuring Equipment : KEYSIGHT4291A or the equivalent Measuring Frequency : 1001MHz
Withstanding Voltage	Products shall not be damaged.	Test Voltage : 2.5 times for Rated Voltage Time : 1 to 5 seconds Charge Current : 1 mA max.
DC Resistance (Rdc)	Meet item 3	Measuring current : 100mA max. (In case of doubt in the above mentioned standard condition, measure by 4 terminal method.)
Insulation Resistance (I.R.)	10M min.	Measuring voltage : Rated Voltage Measuring time : 1 minute max.
Appearance and Dimensions	Meet item 5	Visual Inspection and measured with Slide Calipers.
Bonding Strength	No evidence of coming off substrate. Products shall not be mechanical damaged. It shall be soldered on the substrate.	Applying Force(F) : 5N Applying Time : 51seconds
Bending Strength	Meet Table 1.	It shall be soldered on the Glass-epoxy substrate. Deflection : 2mm (t=1.0mm) Keeping time : 5 seconds Speed of Applying Force : 0.5mm/s
Drop	It shall be dropped on concrete or steel board.	Method : free fall Height : 1 m The Number of Times : 3 times
Vibration	It shall be soldered on the substrate.	Oscillation Frequency : 10 to 55 to 10Hz for 1 minute Total Amplitude : 1.5mm Testing Time : A period of 2 hours in each of 3 mutually perpendicular directions. (Total 6 hours)
Solderability	The electrodes shall be at least 90% covered with new solder coating.	Flux:Ethanol solution of rosin,25(wt)% includes activator equivalent to 0.06 to 0.10(wt)% chlorine Pre-Heating : 80 to 120C 1minute Solder : Sn-3.0Ag-0.5Cu Solder Temperature : 2453C Immersion Time : 41 seconds Immersion and emersion rates : 25mm/s
Resistance to Soldering Heat	Meet Table 1.	Flux : Ethanol solution of rosin,25(wt)% includes activator equipment to 0.06 to 0.10(wt)% chlorine Pre-Heating : 80 to 120C, 1minute Solder : Sn-3.0Ag-0.5Cu Solder Temperature : 2605C Immersion Time : 50.5 seconds Immersion and emersion rates : 25mm/s Then measured after exposure in the room condition for 4 to 48 hours.
Temperature Cycle	Meet Table 1.	1 Cycle Step 1 -40C(+0C,-3C) / 303 min Step 2 Ordinary Temp. / 10 to 15 minutes Step 3 +85C(+3C,-0C) / 303 min Step 4 Ordinary Temp. / 10 to 15 minutes Total of 10 cycles Then measured after exposure in the room condition for 4 to 48 hours
Humidity	1000(+48 hours,-0 hours)	Temperature : 402C Humidity : 90~95%(RH) Then measured after exposure in the room condition for 4 to 48 hours.
Heat life	1000(+48 hours,-0 hours)	Temperature : 852C Applying Voltage : 2times for Rated Voltage Then measured after exposure in the room condition for 4 to 48 hours.
Cold Resistance	1000(+48 hours,-0 hours)	Temperature : -40 2C Then measured after exposure in the room condition for 4 to 48 hours.