Dongguan Hongheng Electronic Technology Co., Ltd.

Product Search

Please enter at least 3 of the following parameters below for quick query

Dimension L(mm)
Dimension W(mm)
Dimension H(mm)
Inductance（uH）
DCR（mΩ）
Power（W）

Reset

Images	Product name	Dimension（mm）						Inductance	DCR	Power:(W)		Details	PDF
		Low	High	Low	High	Low	High	Parameter	High	Low	High

	ATQ2818-W150	27.7	28.5	17.2	18.0	26.2	27.0	0.17mH	0.19Ω	100.00	150.00	查看
	EF20-68L255	24.3	25.1	19.9	20.7	15.3	16.1	18.00uH	62.20mΩ	5.00	15.00	查看
	EQ3319-SM240S12	40.0	41.5	32.5	34.0	19.2	20.0	0.24mH	0.16Ω	100.00	240.00	查看
	EQ3319-SM240S24	40.0	41.5	32.5	34.0	19.2	20.0	0.25mH	0.18Ω	100.00	240.00	查看
	EQ3319-H350S36	38.5	40.0	32.5	34.0	19.2	20.0	0.36mH	0.14Ω	100.00	350.00	查看
	EQ3319-H350S48	38.5	40.0	32.5	34.0	19.2	20.0	0.36mH	0.14Ω	100.00	350.00	查看
	EQ3319-H350S24	38.5	40.0	32.5	34.0	19.2	20.0	0.36mH	0.16Ω	100.00	350.00	查看
	EQ3319-H350S56	38.5	40.0	32.5	34.0	19.2	20.0	0.36mH	0.16Ω	100.00	350.00	查看

If you have any needs, please feel free to contact us at any time

We will reply as soon as we receive the message, and you are also welcome to call the official phone number：(86)769-862920009

Or call the business mobile phone：(86)18002889308

WeChat QR code

Company website：http://www.coils-hhd.com

(86)769-862920009

Room 308, No. 73, Changma Road, Changping Town, Dongguan City, Guangdong Province,China

(86)18002889308

(86)18098212398

(852)64885386

sales@coils-hhd.com

info@coils-hhd.com

david@coils-hhd.com

Product Center: Inductor; Line filter; Transformer; Application of New Energy; Toroidal coils; More Products +

Hot Products

News Center: Events; Product Messages; Social responsibility

About: Company Profile; Industry News; New product application; Invention and Innovation; Investment/Cooperation

Talent Recruitment

Product name：ATQ2818-W150

Product description：ATQ2818

Product Introduction：

• Designed for the application of 120-150 Watts transformer with very smart size. Turns ratio Pri.:Sec.:Aux: = 28:5:4(±3%).

• Input AC88~64V, output 16.5V/7.3~9.1A (150Watts Max.).

• Very low power lose of core used , operation frequency up to 400kHz.

• 3000Vrms,one minutes isolation between Primary and Secondary.

• Storage temperature range: -20℃ to +85℃.

• Operating temperature range: -40℃ to +125℃ (Including coil temperature rise due to self-generated heat).

• RoHS Compliant .

Download PDF

Product parameters

Product name ATQ2818-W150

L（mm） 27.70 ~ 28.50

W（mm） 17.20 ~ 18.00

H（mm） 26.20 ~ 27.00

Inductance（uH） 175.00

*within（%） 8%

DCR（mΩ） 189.00

Power(W) 100

Weight(g)

MPQ（pcs） 250

LT（days） 35

Origin China

Environmental regulations RoHs

Data table ATQ2818-W150

Product name：EF20-68L255

Product description：EF20

Product Introduction：

• EF20-5W-Input5-50V-0.66A.

• Ferrite core with very low power loss used, good performance in frequency range up to 400kHz.

• 1000Vrms,one minutes isolation between Primary and Secondary.

• Operating temperature range: -40℃ to +155℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• RoHS Compliant.

Download PDF

Product parameters

Product name EF20-68L255

L（mm） 24.30 ~ 25.10

W（mm） 19.90 ~ 20.70

H（mm） 15.30 ~ 16.10

Inductance（uH） 18.00

*within（%） 10%

DCR（mΩ） 62.20

Power(W) 5

Weight(g)

MPQ（pcs） 672

LT（days） 35

Origin China

Environmental regulations RoHs

Data table EF20-68L255

Product name：EQ3319-SM240S12

Product description：EQ3319

Product Introduction：

• Designed for AC/DC transformer suppliers or controllers for the application of output up to 250Watts.

• Aux. and Flyback available.

• Operates in condition model with wide inputvoltage from 90 to 264Vac.

• Ferrite core with very low power loss used, good performance in frequency range up to 500kHz.

• Very low DC resistance and powerloss.

• 3000Vrms,one minutes isolation between Primary and Secondary.

• 20.0mm Max. height only.

• Operating temperature range: -40℃ to +155℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• RoHS Compliant.

Download PDF

Product parameters

Product name EQ3319-SM240S12

L（mm） 40.00 ~ 41.50

W（mm） 32.50 ~ 34.00

H（mm） 19.20 ~ 20.00

Inductance（uH） 240.00

*within（%） 8%

DCR（mΩ） 163.30

Power(W) 100

Weight(g)

MPQ（pcs） 200

LT（days） 35

Origin China

Environmental regulations RoHs

Data table EQ3319 SM240S12

Product name：EQ3319-SM240S24

Product description：EQ3319

Product Introduction：

• Designed for AC/DC transformer suppliers or controllers for the application of output up to 250Watts.

• Aux. and Flyback available.

• Operates in condition model with wide inputvoltage from 90 to 264Vac.

• Ferrite core with very low power loss used, good performance in frequency range up to 500kHz.

• Very low DC resistance and powerloss.

• 3000Vrms,one minutes isolation between Primary and Secondary.

• 20.0mm Max. height only.

• Operating temperature range: -40℃ to +155℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• RoHS Compliant.

Download PDF

Product parameters

Product name EQ3319-SM240S24

L（mm） 40.00 ~ 41.50

W（mm） 32.50 ~ 34.00

H（mm） 19.20 ~ 20.00

Inductance（uH） 250.00

*within（%） 8%

DCR（mΩ） 178.30

Power(W) 100

Weight(g)

MPQ（pcs） 200

LT（days） 35

Origin China

Environmental regulations RoHs

Data table EQ3319 SM240S24

Product name：EQ3319-H350S36

Product description：EQ3319

Product Introduction：

• Designed for AC/DC transformer suppliers or controllers for the application of output up to 350Watts.

• Aux. and Flyback available.

• Operates in condition model with wide inputvoltage from 90 to 264Vac.

• Ferrite core with very low power loss used, good performance in frequency range up to 500kHz.

• Very low DC resistance and powerloss.

• 3000Vrms,one minutes isolation between Primary and Secondary.

• 20.0mm Max. height only.

• Operating temperature range: -40℃ to +155℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• RoHS Compliant.

Download PDF

Product parameters

Product name EQ3319-H350S36

L（mm） 38.50 ~ 40.00

W（mm） 32.50 ~ 34.00

H（mm） 19.20 ~ 20.00

Inductance（uH） 365.00

*within（%） 8%

DCR（mΩ） 143.60

Power(W) 100

Weight(g)

MPQ（pcs） 200

LT（days） 35

Origin China

Environmental regulations RoHs

Data table EQ3319 H350S36

Product name：EQ3319-H350S48

Product description：EQ3319

Product Introduction：

• Designed for AC/DC transformer suppliers or controllers for the application of output up to 350Watts.

• Aux. and Flyback available.

• Operates in condition model with wide inputvoltage from 90 to 264Vac.

• Ferrite core with very low power loss used, good performance in frequency range up to 500kHz.

• Very low DC resistance and powerloss.

• 3000Vrms,one minutes isolation between Primary and Secondary.

• 20.0mm Max. height only.

• Operating temperature range: -40℃ to +155℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• RoHS Compliant.

Download PDF

Product parameters

Product name EQ3319-H350S48

L（mm） 38.50 ~ 40.00

W（mm） 32.50 ~ 34.00

H（mm） 19.20 ~ 20.00

Inductance（uH） 365.00

*within（%） 8%

DCR（mΩ） 143.60

Power(W) 100

Weight(g)

MPQ（pcs） 200

LT（days） 35

Origin China

Environmental regulations RoHs

Data table EQ3319 H350S48

Product name：EQ3319-H350S24

Product description：EQ3319

Product Introduction：

• Designed for AC/DC transformer suppliers or controllers for the application of output up to 350Watts.

• Aux. and Flyback available.

• Operates in condition model with wide inputvoltage from 90 to 264Vac.

• Ferrite core with very low power loss used, good performance in frequency range up to 500kHz.

• Very low DC resistance and powerloss.

• 3000Vrms,one minutes isolation between Primary and Secondary.

• 20.0mm Max. height only.

• Operating temperature range: -40℃ to +155℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• RoHS Compliant.

Download PDF

Product parameters

Product name EQ3319-H350S24

L（mm） 38.50 ~ 40.00

W（mm） 32.50 ~ 34.00

H（mm） 19.20 ~ 20.00

Inductance（uH） 365.00

*within（%） 8%

DCR（mΩ） 156.60

Power(W) 100

Weight(g)

MPQ（pcs） 200

LT（days） 35

Origin China

Environmental regulations RoHs

Data table EQ3319 H350S24

Product name：EQ3319-H350S56

Product description：EQ3319

Product Introduction：

• Designed for AC/DC transformer suppliers or controllers for the application of output up to 350Watts.

• Aux. and Flyback available.

• Operates in condition model with wide inputvoltage from 90 to 264Vac.

• Ferrite core with very low power loss used, good performance in frequency range up to 500kHz.

• Very low DC resistance and powerloss.

• 3000Vrms,one minutes isolation between Primary and Secondary.

• 20.0mm Max. height only.

• Operating temperature range: -40℃ to +155℃(Including coil temperature rise due to self-generated heat).

• Storage temperature range: -20℃ to +85℃.

• RoHS Compliant.

Download PDF

Product parameters

Product name EQ3319-H350S56

L（mm） 38.50 ~ 40.00

W（mm） 32.50 ~ 34.00

H（mm） 19.20 ~ 20.00

Inductance（uH） 365.00

*within（%） 8%

DCR（mΩ） 156.60

Power(W) 100

Weight(g)

MPQ（pcs） 200

LT（days） 35

Origin China

Environmental regulations RoHs

Data table EQ3319 H350S56