100kHz Custom EPC Electric High Frequency Transformer for Audio Device

Model NO.
GWHF
Usage
EPC Transformer for Microcomputer Equipment
Frequency Characteristics
High Frequency
Shape of Core
EPC
Brand
Grewin EPC High Frequency Transformer
Features
Low Transmission, Strong Anti-Interference, Dist
Magnetic Electronic Transformer
EPC Ep Er Power Magnetic Transformer
Indicative Power Capacity
UL Insulation System for Class B (130), F (155)
High Frequency Transformer Models Sereis
Ee, Etd, Efd, Er, Ep, Ec, RM, Pq, pH etc.
Power Range
Core Type Using N67 Grade Material
EPC13
High Frequency Transformer
Insulation
UL Insulation System for Class B (130), F (155), H
Electronic Transformer Application
PCB Circuits, Computer, TV, Monitor, Scanner
Reference Price
$ 4.50 - 144.90
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Product Description

Name:

EPC13 EPC17 EPC25 Audio Transformer,High Frequency Transformer

100kHz Custom EPC Electric High Frequency Transformer for Audio Device


EPC type Transformer Parameters

 

CORE DIMENSIONS (mm)

TYPE
A
B
C
D
E
F
G

EP C 7
6.5
1.7
3.4
7.2
7.5
5
9.4

EP C 10
7.85
1.85
3.45
9.2
10.4
7.2
11.8

EP C 13
9
2.4
4.5
9.7
13
9
12.8

EP C 17
11.25
3.25
5.85
11.6
17
11
18.4

EP C 20
15.3
4.5
9
16.1
21.6
14
24.5



 
Model Dimension ( mm ) VA Weight
A B C f=50KHz f=100KHz g
EPC-9.5 10 5.5 10 1.1 2.5 9
EPC-13 14 9 14 5 8 11
EPC-17 19 11 18 14 20 18
EPC-19 20 13 21 18 27 21
EPC-25 27 17 26 36 59 29
EPC-27 29 17 36 52 75 35


 

 

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)

  100kHz Custom EPC Electric High Frequency Transformer for Audio Device

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




Other Related High Frequency Transformer Parameters:

Table1: EE type Transformer Parameters

 
EE type transformer
Part No. Terminal
  Pins 		Dimension mm Type Electrical parameter
A B C Inductance Output power(W)
EE-8.3 6 8.0 8.0 8.3 V 100.0uH 0.2-3.0
EE-10 8 11.5 10.2 10.2 V 80.0uH 0.5-5.0
EE-13 10 12.0 12.5 13.0 V 120.0uH 0.5-8.0
EE-16-1 6 14.8 13.3 16.0 V 90.0uH 1.0-10.0
EEL-16 10 28.5 16.0 21.9 V 600.0uH 2.0-15.0
EE-19-1 8 17.6 16.0 19.0 V 800.0uH 3.0-30.0
EEL19 10 31.5 16.0 21.1 V 1200.0uH 3.0-30.0
EE-25-1 6 20.0 18.2 25.2 V 2000.0uH 3.0-45.0
EEL25 8 35.3 17.5 25.2 V 2800.0uH 3.0-45.0
EE-30 10 21.0 29.2 30.0 H 900.0uH 3.0-50.0
EE-40 14 27.6 30.5 40.0 H 1500.0uH 3.0-55.0
EE-42/15-1 12 33.8 44.0 42.0 H 2000.0uH 3.0-80.0
EE-42/20-1 12 45.0 39.8 42.0 V 1900.0uH 3.0-90.0
EE-55 20 50.0 50.0 55.0 H 3000.0uH 3.0-150.0
EE-65 16 55.2 51.8 65.0 H 4500.0uH 3.0-300.0

Table2:ER type Transformer Parameters

 
Model  PIN Dimension
A B C+/-0.5 D+/-0.5 E F
ER25.5 8 19.5 19.7 12.5 4 5 25.5
ER28 12 30.5 23 17.5 4 5 31
ER28 12 23.1 28.2 25 4 5 29.1
ER28 12 36 27 20 4 5 30
ER28 12 26.3 37.1 30 4 5 30.2
ER33 14 37.5 28 22.5 4 5 36
ER35 14 43.5 28 22.5 4 5 35.5
ER35 16 29.1 40.3 35.4 4 5 40.3
ER39 16 46 31.1 25 4 5 43.1
ER39 16 33 41.5 30.85 4 7.5 42.3
ER40 16 48 31.1 25 4 5 43.1
ER4215 14 45.5 30 25 4 5 42
ER4220 14 44 37.5 36 4 5 42

Table3: PQ type Transformer Parameters

 
COILFORMER DIMENSIONS (mm)

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

PQ20/16
23.15
17.35
23.15
20.3
2.5
9
3.8
5.1
17.9
9.7
7.82
10.8
2.4
0.6
7.35

PQ20/20
23.15
17.35
23.15
20.3
2.5
9
3.8
5.1
22
13.85
12
10.8
2.4
0.6
7.35

PQ26/20
26.6
21.85
29.75
25.4
-
12.3
3.8
7.6
21.5
11.05
9
14.2
2.4
0.65
7.2

PQ26/25
26.6
21.85
29.75
25.4
-
12.3
3.8
7.6
26.05
15.65
13.55
14.2
2.4
0.65
7.2

PQ32/20
32.15
26.7
34.3
30.5
-
13.85
5.1
7.6
22.35
11.05
8.9
15.9
2.8
0.75
7.2

PQ32/30
32.15
26.7
34.3
30.5
-
13.85
5.1
7.6
32.15
20.85
18.7
15.9
2.8
0.75
7.2

PQ35/35
35.00
31.0
39.0
-
-
15
-
-
37.4
-
22.4
16.9
-
1
5




Table4: EFD type Transformer Parameters

 
Model  Pin Dimension
A B C D E
EFD-12 8 6 17 20 3.0  13.5
EFD-15 10 7.3 18.2 21.35 2.5 15
EFD-15 10 7.5 19.3 22.6 3.0  16.7
EFD-20 10 9.4 25.3 27.7 3.75 21.7
EFD-20 12 9.7 24 26.8 3 20
EFD-25 10 13.4 29.7 35.4 5 25
EFD-25 10 12.6 29.7 31.5 5 25
EFD-30 12 12.6 31.6 35.5 5 30




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


About us:

1). Tianjin Grewin Technology Co.,ltd. has always laying great emphasis on our core business philosophy "Quality and Honesty First ".


2)Product Process:

  Follow pictures show our products line:




3).Terms of Shipment:
Within 10 working days after received related prepayment or L/C.
 

4).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.


5) . 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




PLZ Contact us:

                                                     

Alice

Tianjin Grewin Technology Co.,Ltd.

MT:8613072088960

Website:

   

 

Transformer

PNEUTEC.IT, 2023