75kHz 250W Planar Transformer, Half-Bridge Transformer for Mode Power

• Customization: Available
• Application: Power, Electronic, Instrument, Lighting
• Phase: Single
• Model NO.: KDHBT75K250W540S12F
• Cooling Method: Dry-type Transformer
• Winding Type: Multi-winding Transformer
• Certification: ISO9001-2000, ISO9001, CCC
• Usage: Single-phase Transformer, Rectifier Transformer, Combined Transformer, Power Transformer, Distribution Transformer
• Frequency Characteristics: High Frequency
• Shape of Core: EE
• Certificates: Gjb9001c-2017
• Other Certificate: RoHS
• Other Certificates: UL1446
• Feature: Planar
• Feature1: Half-Bridge
• Transport Package: Cartons+Pallets
• Trademark: JRKD
• Origin: China
• Production Capacity: 500000/Week

Product Description

Product Description

SPECIFICATION:

Working frequency: 75kHz
Working temperature: -40ºC-+125ºC
Storage humidity:30-95%

 

NO.	Measuring parameter	Measuring pin	Measuring value	Measuring standard
1	Inductance	L3-4	1.595 mH ±10%	100kHz 1Vrms
2	DC  resistance	R3-4	≤0.57 Ω	20±5 ºC
3	HIGH-POT TEST	N1 N2 TO N3 N4 N1 TO CORE	AC3000V  1mA 5S	No flying foxes, flashover or insulation breakdown
		N1 TO N2 N2 N3 N4 TO CORE	AC1000V 1mA 5S
4	Turn Ratio	N1:N2:N3:N4	58:2:2:2	10kHz 1Vrms
5	Stary inductance	Le3-4	203 uH±10%	100kHz 1Vrms

 

Production advantage:
1. High saturation flux density.
2. High reliability
3. RoHS and 16949 certification.
4. Prompt delivery.
5. The first line brand in China.

Company Profile

QA TESTING EQUIPMENTS:

EXHIBITION

ABOUT US:

Qingdao Evertransformers Tech Co., Ltd. was founded in 2022, specializing in the development and production of high-frequency planar transformers, inductors, SMD mount transformers, inductors, high temperature (200ºC) transformers, inductors, APF reactors and other inductive devices products, and can be customized according to customer needs, the company has strong technical research and development strength. Has a variety of switching power transformers, inductors core solutions. The company is a research and development, manufacturing, sales as one of the research and development production enterprises. The company has more than 800 employees, including more than 40 research and development personnel. In Shandong Weifang built 3000 square meters of R & D center, equipped with a variety of electrical performance testing instruments, meters and environmental testing equipment. At the same time, the company has a production and processing base of more than 20,000 square meters in Dezhou, Shandong and Handan, Hebei.

Certifications

 

 

 

FAQ

1. Q: Lead time for samples?

    Reply: 1-2 weeks .

2. Q: Lead time for mass production?

     Reply: 7 to 15 working days or depending on order quantity.

3. Q: What should provide to make custom  transformer ?

    Reply: Supply drawing is best, or tells us the size, inductance, resistance and etc.

4 . Q: What is payment term ?

    Reply : T/T , L/C, Western Union , PayPal or others.

5. Q: Are you trading company or manufacturer ?

A: We are factory.

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