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Dkrd400hn020dk2b 400A Low Voltage Power Diode Module for Rectifiers
US$6.00-35.00
10 Pieces

Product specifications

DKRD400HN020DK2B

Sample price:US$30.00/piece.Request sample

Product profile

Customization

Available

Application

Power Electronic Components

Batch Number

2023+

Model NO.

DKRD400HN020DK2B

Certification

CE, RoHS, ISO

Manufacturing Technology

Optoelectronic Semiconductor

Material

Power Semiconductor

Model

Dkrd400hn020dk2b

Package

Standard

Signal Processing

Rectifier

Type

N-Type Semiconductor

Alternative

Mmf400n020dk2b

Device Type

Fred Module

Package Type

Hn Package

Rated Voltage

200 V

Average Current

200 a Per Module

RMS Current

282 a Per Diode

Surge Current

2000A at 10 Ms

Cooling Type

Heatsink Mounted

Mounting Torque

2.4 to 4n M, M5

Transport Package

Carton

Specification

94*26*17mm

Trademark

semiduken

Origin

Zhejiang

HS Code

8541100000

Key features

High Current Capacity: Provides 400A total module current at TC 80 C.
Common Cathode Design: Two diode paths share a common cathode terminal.
Electrical Insulation: Provides 3000V AC isolation testing for one minute.
Mechanical Integration: Uses M5 connections with defined mounting torque requirements.
1. Industrial Applications: Suitable for welding equipment, UPS and power converter systems.

Company profile

Importers and ExportersHigh Repeat Buyers ChoiceYears of Export ExperienceExhibition Experience
CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 12 Years CertifiedNearest Port: Ningbo PortAverage Response Time: ≤4.93h

AI-Powered supplier vetting

SummaryThe supplier demonstrates customization, OEM/ODM service, in-stock capacity, quality assurance, and some production and testing equipment. It holds ISO9001:2015, CE, and RoHS-related certifications and has attended PCIM Europe. However, it lacks a valid manufacturing-capacity contract with its associated subcontractor, overseas warehouses, overseas agents or branches, and overseas showrooms. R&D documentation is unavailable for audit, no new products were reported in the past year, and the supplier has no patents or SDK. Service corrective-action and complaint-handling procedures exist but lack written records. Reported financial indicators are all zero, limiting assessment of financial credibility.
CertificationsThe supplier reports an ISO9001:2015 certificate and CE and RoHS product-certification capability. These are explicit certification-related credentials supporting quality-system and product-compliance capability.
Financial creditThe provided financial records report zero operating revenue, gross profit or gross margin, and current-ratio values for the stated periods. These figures do not demonstrate financial strength and materially limit confidence in the supplier’s financial credibility.
R&D capabilityThe supplier offers design customization and ODM services and uses CAD and SolidWorks. Nevertheless, it reported no new products in the past year, no patents, no available SDK, and no auditable R&D design-input, output, review, verification, or validation documentation.
Customization capabilityThe supplier explicitly supports customization from samples, designs, full customization, and minor customization, and also provides OEM and ODM services. This is direct evidence of broad customization capability.

Product Q&A

Q:How are the two internal diodes connected in the DKRD400HN020DK2B?
A:
The module uses a common cathode configuration. Terminal 2 is the shared cathode, while terminals 1 and 3 are the separate anodes.
Q:What forward voltage is specified for conduction loss calculations?
A:
At 200A forward current, the typical forward voltage is 0.9V and the maximum is 1.15V at 25 C. The typical value decreases to 0.8V at 125 C.
Q:How does junction temperature affect reverse recovery performance?
A:
At 200A forward current, 100V reverse voltage and 200A/us current fall rate, typical recovery time increases from 135ns at 25 C to 195ns at 125 C.
Q:What reverse leakage current is specified at the rated blocking voltage?
A:
The maximum reverse leakage current is 1mA at 200V under standard test conditions and 10mA at a junction temperature of 125 C.
Q:What mounting torque is required for electrical and thermal connections?
A:
The datasheet specifies M5 connections with a recommended tightening torque of 2.5 to 4 N m for both module mounting and electrodes.

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*To:Zhejiang Duken Electric Co., Ltd.
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