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Ee Type High Frequency Transformers for Power Supply

Min.Order: 300
Product origin: Tianjin, China
Infringement complaint: complaintComplaint
US$ 0.5 ~ 0.6

Description
We have passed ISO9001,CE,SGS approval and IEC report




Product: high frequency transformers
Types:  EE
Usage: suitable for EL/CCFL inverter or DC/DC converter
Prototype, medium and high quantity are available
A wide range of frequency requirements for choice
Customized designs are welcome, and we will meet your specifications

This is a dual E-core, center-leg air-gapped, split-primary-wound transformer designed to step up a 9vdc nominal supply to 120vdc (max) using a flyback configured DC-DC converter circuit.

EE type high frequency  transformer size:
 
E COILFORMERS 


 
HORIZONTAL COILFORMER  DIMENSIONS (mm) 

TYPE 
A 
B 
C 
D 
E 
F 
G 
H 
I 
J 
K 
L 
M 
N 
O 

E13 
14.2 
8.7 
3.9 
10.3 
3.5 
3.9 
1.6 
-
8.7 
0.6 
0.6 
5.1 
0.45 
16.2 
5.1 

E16 
17.8 
11.1 
4.9 
12.1 
3.5 
4.9 
1.6 
-
11.2 
0.6 
0.6 
6.1 
0.45 
20 
6.1 

E20 
22 
13.9 
6.1 
14.6 
3.5 
6.1 
2 
-
13.7 
0.6 
0.6 
7.6 
0.45 
21.2 
7.6 

E25 
27.5 
17.3 
7.7 
17.8 
3.5 
7.7 
2.2 
-
17 
0.7 
0.7 
9.4 
0.7 
28 
9.4 

E30 
35.4 
19.2 
7.5 
20 
3.5 
7.5 
2.6 
-
19.1 
0.8 
0.8 
8.9 
0.7 
31.4 
8.9 

E32 
37.5 
22.4 
9.8 
23 
3.5 
9.8 
3 
-
21.9 
0.9 
0.9 
11.6 
0.7 
35 
11.6 

E36 
38.5 
24.2 
10.6 
27.7 
3.5 
11.7 
3 
-
23.5 
1 
1 
14 
0.7 
37.4 
12.8 

E42 
29.2 
29.2 
13 
35 
-
15.8 
-
6 
28.1 
0.9 
0.9 
17.4 
1x0.4 
37.5 
15.1 

E55 
37 
37 
17.7 
44 
-
21.7 
-
6 
35.4 
1 
1 
23.6 
1x0.4 
43.5 
20.3 

E65 
43.7 
43.7 
20.5 
53.5 
-
27.8 
-
6.8 
37.2 
1 
1 
30.6 
-
48.4 
22.8 

E70 
50 
46 
23.4 
58 
-
32.7 
-
6 
41.5 
1.5 
1.5 
34.9 
-
53.8 
25.6




1).Features:
 Has a strong anti-interference, distributed capacitance, impedance, attenuation of low transmission, firm
structure,can fine-tune the inductance, etc., are widely used in fax
machines, PBX.

2). Applicable frequency range: 20 to 100kHz :
Operating frequency: higher than 200kHz
High magnetic flux and low loss magnetic materials
With low leakage inductance and high efficiency .

3).Applications:
PCB circuits, computer, TV, monitor, scanner, duplicator, mobile adapters, printer and other equipments and instruments.
UL insulation system for Class B (130), F (155), H (180)

4). Can make other customized Ferrite transformers:
Power range: core type using N67 grade material
<5: RM4, P11/7, EF12.6 and U10
5 to 10: E (F) 16, RM5 and P14/8
10 to 20: RM6, E (F) 20, P18, U15 and EFD15
20 to 50: RM8, P22, RM10 ETD29, E25 and EFD20
50 to 100: ETD29, ETD34, RM12, P30 and EFD25
100 to 200: ETD34, ETD39, ETD44, P36, E30, E42 and EFD30
200 to 500: ETD44, ETD49 and E55
>500: ETD54, ETD59 and E65

5)Advantage:
1.UL, CUL, CE, ISO9001:2008
2.We offer custom-made transformers, OEM and ODM are welcome
3.We deliver the quality you expect at consistently competitive prices
4.Transformer quality lifetime:10 Years.
5.Specialty Sales service:5 -10 Years
6.Transformers Test: 100% test before the shipment
 
Production:



About us:
 Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ".
Grewin Mission: Growing together side by side,Mutual success hand in hand.
1).terms of Shipment:
Within 10 working days after received related prepayment or L/C.
2).Payment terms:
(1). T/T 100% or 50% deposit by T/T in advance, balance amount to be paid 7 days before
delivery.
(2). By irrevocable L/C at sight, to be issued immediately against confirmed order.
(3). Payment by T/T, if order amount is less than USD 20,000.

3).Flow chart of trading activities:
 

NO
Step
Days need

1
Request for quotation
1 day

2
Making quotations
1 day

3
Offer and counter offer
3 days

4
Sending and receiving samples
3-10 days

5
Sample confirmation
3 days

6
Placing a firm order
1 day

7
Paying and receiving the down payment
1-4 day

8
Factory production & Quality inspection
15-20 days

9
Paying and receiving the balance
4 days

10
Delivery of goods
1 days


Contact:                                                      
Cathy
Tianjin Grewin Technology Co.,Ltd.
Website:transformer.en.made-in-china.com
Tel:86-22-84943756
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