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Ei19 1:1 Audio Isolator Transformer Single Phase Low Frequency Transformer

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Ei19 1:1 Audio Isolator Transformer Single Phase Low Frequency Transformer

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Brand Name :ED8
Model Number :EI19
Certification :RoHS,ISO9001-2001
Place of Origin :China,shenzhen city.
MOQ :Negotiable
Price :Negotiable
Payment Terms :T/T paypal xtransfer
Supply Ability :200K-pcs/month
Delivery Time :stock Or 3 weeks
Packaging Details :100pieces / Carton size:380mm*325mm*345mm
Usage :AUDIO
Coil Structure :TOROIDAL
wire dia :0.025~2.0
winding :2.5~50000
Phase :Single
Coil Number :AUTOTRANSFORMER
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Factory direct sale EI19 1:1 audio isolation transformer


Classified by working frequency:
Power frequency (low frequency) transformer, its working frequency is 50HZ or 60HZ;
Intermediate frequency transformer, its working frequency is 400~1000HZ;
Audio transformer, its working frequency is 20HZ~20KHZ
Super audio transformer, its working frequency is above 20KHZ, generally not more than 100KHZ
High frequency transformer, its working frequency is above 20HZ~100KHZ.
; according to the insulation level, it can be divided into A-class insulation transformers, E-class insulation transformers, B-class insulation transformers, and F-class insulation transformers. Transformers, H-class insulation transformers, etc.
Ei19 1:1 Audio Isolator Transformer Single Phase Low Frequency Transformer

Classification
1. Classified by working frequency:
Power frequency (low frequency) transformer, its working frequency is 50HZ or 60HZ;
Intermediate frequency transformer, its working frequency is 400~1000HZ;
Audio transformer, its working frequency is 20HZ~20KHZ
Super audio transformer, its working frequency is above 20KHZ, generally not more than 100KHZ
High frequency transformer, its working frequency is above 20HZ~100KHZ.
2. Classification by use:
Power transformers, audio transformers, pulse transformers, switching power transformers, special transformers
3. According to the iron core structure classification:
Shell-type transformers, such as EI type insert core transformers, F type;
Core-type transformers, such as R-type transformers;
Toroidal Transformer.
4. According to the number of phases:
Single-phase transformers, three-phase transformers, multi-cabin transformers.
5. According to the moisture-proof method:
Open transformers, sealed transformers, resin-encapsulated transformers.
6. Other ways to classify:
For example, according to the transformer coefficient, it can be boosted and stepped down; according to the number of groups, it can be divided into double-winding and multi-winding; according to the insulation level, it can be divided into A-class insulation transformers, E-class insulation transformers, B-class insulation transformers, and F-class insulation transformers. Transformers, H-class insulation transformers, etc.


GENREAL SPECIFICATION:
PATRNUMBER: EI19 soft feet 2+3
STORAGE TEMP RANGE: -45℃ TO +125℃
OPERATING TEMP RANGE: -40℃ TO +85℃
RELATIVE HUMITY RANGE: 5% TO 95%

ELECTRICAL SPECIFICATION:(25℃)

TEST TURNS RATIO

L(1-3)

1KHZ 0.3V 25%

L(4-5)

1KHZ 0.3V 25%

DCR(1-3)

15%

DCR(4-5)

15%

HI-POT

1mA,60S

EI1901 1:1 1.2H 1.2H 22Ω 28Ω 500V
EI1902 1:1 1.9H 1.9H 270Ω 336Ω 500V
EI1903 1:1 585mH 585mH 60Ω 75Ω 500V
EI1904 1:5 2.9H 150mH 340Ω 12.5Ω 500V
EI1905 1:11 266mH 17H 71Ω 1.58KΩ 500V


SCHEMATIC:

Ei19 1:1 Audio Isolator Transformer Single Phase Low Frequency Transformer

OUTOINE DIMENSION:UNIT:(mm)

Ei19 1:1 Audio Isolator Transformer Single Phase Low Frequency Transformer

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