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1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover
1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover
1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover
1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover
Specifications
Brand Name :
Greenfair
Model Number :
EFD series
Certification :
CE, UL, ISO9001
Place of Origin :
China
MOQ :
1000pcs
Packaging Details :
carton box
type :
EFD transformer
frequency :
1khz-200khz
core grade :
PC40, 3C90,TP4
bobbin material :
Phenolic
phase :
single
Coil Structure :
Toroidal
Description

EFD Series EFD40 SMD and THT type high frequency transformer with 2 section and cover

>>> Features

1. Custom design available

2. Extreme flatness

3. 8+8 pins

4. Through hole and surface mount available


>>> Quick Details
Place of Origin: Guangdong, China (Mainland)
Brand Name: Greenfair, GFE, GE
Model Number: EFD11, EFD12, EFD13, EFD15, EFD16, EFD17, EFD18, EFD20, EFD21, EFD25, EFD30, EFD32, EFD35,EFD36, EFD40.
Usage: High Frequency
Phase: Single
Coil Structure: Toroidal
Coil Number: Autotransformer
Color: Yellow
Size: Horizontal
Type: EE,EI ,EC,PQ,EFD,EPC,UU,R,RH,DR, etc
Core Grade: PC40, 3C90,TP4
Bobbin Material: Phenolic

1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover

no winding material margin tube pin turns
PIN1-8 side PIN9-16 side start end
1 N8 2UEW Ø0.15mm*20P(LITZ wire) TFL TFL 1,2--4,5 31Ts space
2 N1 2UEW Ø0.15mm*65P(LITZ wire) 0.41*3mm TFL TFL 9--13,14 2Ts space
3 N2 2UEW Ø0.15mm*65P(LITZ wire) TFL TFL 13,14--10 2Ts space
4 N3 2UEW Ø0.15mm*65P(LITZ wire) TFL TFL 10--12 1Ts space
5 N4 2UEW Ø0.15mm*65P(LITZ wire) TFL TFL 11--9 1Ts space
6 N5 2UEW Ø0.15mm*65P(LITZ wire) TFL TFL 12--16 1Ts space
7 N6 2UEW Ø0.15mm*65P(LITZ wire) TFL TFL 15--11 1Ts space
8 N7 2UEW Ø0.4mm*1P TFL TFL 15-A 1Ts space

no parameter pin test data test condition
1 inductance N8 450-550uH 1KHZ,0.3V
2 leakage inductance N8 70--130uH 1KHZ,0.3V
3 Q Value 30 MIN 100KHZ,0.3V
4 HI-POT N8—N1,N2,N3,N4,N5,N6,N7 3750Vac without break 1mA 60Sec
N8—CORE 3750Vac without break 1mA 60Sec
N1,N2,N3,N4,N5,N6,N7—CORE 1500Vac without break 1mA 60Sec

General information:

It is recommended that the temperature of the part does not exceed +125°C under worst case conditions.
Storage Temperature: -40°C to 85°C
Operating Temperature: -40°C to 125°C
Test conditions of Electrical Properties: 20°C, 33% RH if not specified differently

OPERATING TEMPERATURE RANGE, PACKAGE QUANTITY, PRODUCT WEIGHT
Temperature range Humidity range Standard test conditions
Operating temperature* Storage temperature Operating temperature** Storage temperature** Operating temperature** Storage temperature**
( ℃) ( ℃) ( % RH) ( % RH) ( ℃) ( % RH)
-30 to +120 -40 to +80 10 to +95 10 to +95 25 ± 10 25 to +75

* With self-heating

** Maximum wet-bulb temperature 38°C, without dewing

***Without dewing

1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover

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1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover

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Product Detail
Brand Name :
Greenfair
Model Number :
EFD series
Certification :
CE, UL, ISO9001
Place of Origin :
China
MOQ :
1000pcs
Packaging Details :
carton box
Contact Supplier
1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover
1khz - 200khz High Frequency Transformer EFD40 SMD THT Type 2 Section Cover

Shenzhen Greenfair Electronics Co., Limited

Active Member
8 Years
guangdong, shenzhen
Since 2006
Business Type :
Manufacturer, Exporter, Trading Company
Main Products :
High Frequency Transformer, Switching Power Supply Transformer, Lighting Transformer
Total Annual :
2000000-4000000
Employee Number :
100~400
Certification Level :
Active Member
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