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ERD41 800uH Shielded SMD Power Inductor 20.5*58.5*11.3mm

Categories Shielded SMD Power Inductors
Brand Name: Dowis
Model Number: ERD41
Certification: CE, UL, RoHs, ISO9001, 16949
Place of Origin: CN
MOQ: 1000pcs
Payment Terms: T/T, L/C
Delivery Time: 3-4Weeks
Packaging Details: Carton Box
Size: 20.5*58.5*11.3mm
Model: DW6184C
Inductance Test: 800uH±5%
Leakage Test: 12uH MAX
High-Voltage Insulation Test: 4000V,60 Sec/1750V,60 Sec
Layer Isolation: AC 1500 Pulse voltage
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ERD41 800uH Shielded SMD Power Inductor 20.5*58.5*11.3mm

ERD41 Shielded SMD Power Manufacture Customized DW6184C

Features
Magnetic shielded structure: excellent resistance to electro magnetic interference(EMI).
A composite structure, ultra low buzz noise.
Low loss, high efficiency, wide application frequency.
Lightweight design, save space, suitable for high density SMT.
Die-casting by low loss alloy powder: low impedance, small parasitic capacitance.
Operating temperature : -40℃ ~ +125℃ (Including coil’s temperature rise)


1. MECHANICAL DIMENSION (UNIT:MM)



2.WIDING CONSTRUCTION

__


3. PROCESS OF WINDING

WindingRetaining WallRetaining WallTsInsulating Tape ( light yellow)TubeMethod of entering AxleDirection of entering Axle
TopPinStartEndWire & DescriptionWinding MethodTape TypeTSStartEnd
E1//5/2UEW-F 0.25mm*1P12Tightly wind 1 layerW4.0mm2Ts30LX15mm/
N1//121UEW-F 0.30mm*1P16Tightly wind 2 layersW4.0mm2Ts28LX15mm28LX15mm
N2//97TLW-F 0.60mm*1P4Tightly wind 2 layersW4.0mm2Ts21LX15mm21LX15mmPin towards rightFront
N3//231UEW-F 0.30mm*1P8Tightly wind 1 layerW4.0mm2Ts28LX15mm28LX15mm
N4//561UEW-F 0.30mm*1P6Tightly wind 1 layerW4.0mm2Ts28LX10mm28LX10mm



4. ELECTRICAL SPECIFICATION

ItemTest TerminalTest ConditionStandard RequirementStandard Requirement
Semi-finished goodsStandard RequirementStandard Requirement
Inductance Test1350KHz,0.1V765-835uH761-839uH800uH±5%TH1062 or equal
Leakage Test1350KHz,0.1V12uH MAX12uH MAX12uH MAXTH1062 or equal
(Circus to other winding)
Direct Current Resistance12DC 25℃410m Ω max410m Ω max410m Ω maxTH2511 or equal
9735m Ω max35m Ω max35m Ω max
23230m Ω max230m Ω max230m Ω max
56200m Ω max200m Ω max200m Ω max
Turns TestAll winding20KHz,1V(1--3):(9-7):(5-6)=24:4:6(±0.3Ts)CH3250 or equal
Circus TestPin3-5
High-Voltage Insulation TestPrimary to SecondaryAC-50Hz-1mA4000V,3 Sec4300V,3 Sec4000V,60 SecCJ2670 or equal
Primary to Core1750V,3 Sec2000V,3 Sec1750V,60 Sec
Secondary-Core1750V,3 Sec2000V,3 Sec1750V,60 Sec
Layer IsolationPin(1-3)50HzAC 1500 Pulse voltageFT6815 or equal


Shenzhen Dowis Electronics Co., Ltd. is a professional manufacturer of electronic transformers, inductors, and filters integrating R&D, production, and sales. It is a national high-tech enterprise and has passed the IATF16949:2016 automotive industry quality management system certification, the product has passed the "UL""CQC" and other safety certifications. The products are widely used in communication equipment, new energy vehicles, industrial control equipment, high-power LED drives and other market areas. The industry has high visibility. In addition to the domestic market, but also exported to many countries in Europe and the United States.


In order to further expand production capacity, it has set up a special test area construction area in zhaoqing YueGui cooperation in 2018 of 14000 square meters of manufacturing center named ZhaoQing Sheng Xiang electronic technology co., Ltd. Its management technical team has rich experience in cooperating with customers from well-known domestic enterprises and overseas. The design of products can fully follow customer’s needs and services with a good quality control system, and it has been recognized by many famous enterprises as the core suppliers. We look forward to cooperating with you.


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