Common mode choke ET20 / 24 / 28 / 29 / 35 for 50-400KHz ET filter with wide frequency range and low temperature rise
Function:
1. Excellent impedance balance & EMI efficiency
2. UU line filter with 3 to 380V DC output
3. Design as customer’s specification completely
4. ET filter with wide frequency range and low temperature rise
5. EE line filter with highly reliable, compact & light weight
6. Easily inserted into PCB
7. Provide much better filtering performance
8. As a preventive measure against noise terminal voltage or power supply in TV or VCR unit
9. Compact and provides a large inductance
10. Prevention of noise emitted from other components
Applications:
1. Countermeasure for noise in broadcasting band
2. Shields against radiated emissions in the broadcasting frequency for multi-functional telephone sets, PBXs, Faxes, etc.
3. Wide used in Video, Switch power supplyand TV
Parameter:
Operating temperature: -55 to 105°C
Power: 200, 250, 300 and 500W
Voltage: 100V/230, 50Hz
Inductance value is UU16 - 7mH MIN at 1KHz 1V
PF value: greater than 98%
Tested at 100kHz, 0.1Vrms inductance of 10%uH
DC current at which the inductance drops 10% (type) from itsvalue without current
Electrical characteristics at 25°C
Insulation: class B (130°C), class F (155°C), class H(180°C), class N (200°C) and class R (220°C)
Certifications: UL, CQC and CE
Excellent utilization of electricity, good for environment protection
Customized specifications are accepted
| Type |
Specification |
Inductance Error |
Work Frequency |
| ET |
ET35 |
±1% |
50-400KHz |
| ET29 |
±1% |
50-400KHz |
| ET28 |
±1% |
50-400KHz |
| ET24 |
±1% |
50-400KHz |
| ET20 |
±1% |
50-400KHz |
| UIUUUF |
UI100 |
±2% |
50-400KHz |
| UI93 |
±2% |
50-400KHz |
| UI67 |
±2% |
50-400KHz |
| UF33 |
±2% |
50-400KHz |
| UF25 |
±2% |
50-400KHz |
| UF20 |
±2% |
50-400KHz |
| UYF16 |
±2% |
50-400KHz |
| UU10.5 |
±2% |
50-400KHz |
| UU9.8 |
±2% |
50-400KHz |
| PARAMETERS |
| NO |
ITEM |
PIN |
TECHINICAL DATA |
TEST CONDITION |
| 1 |
INDUCTANCE |
N1=N2 |
8.0mH MIN |
1KHz 1V |
| 2 |
DCR |
N1=N2 |
150 mΩ MAX |
25±3℃ |
| 3 |
HI-POT |
COIL--COIL,COIL--CORE |
1.75KV |
5mA 60SEC |
| WINDING PARAMETER: |
| WINDING ORDER |
MATERIAL SPEC. |
S--F |
TURNS |
WINDING
FASHION |
ISOLATION BETWEEN WINDING |
| N1 |
2UEW Φ0.7*1P |
1---3 |
56(REF) |
CLOSED |
|
| N2 |
2UEW Φ0.7*1P |
2---4 |
56(REF) |
CLOSED |
|
| MATERIAL LIST: |
| NO. |
MATERIAL NAME |
MATERIAL SPEC. |
PROVIDER |
UL·NO |
| 1 |
CORE |
ET24 TS10＆A10 |
TDG OR EQUIVALENT |
|
| 2 |
BOBBIN |
PHENOLIC |
CHANG CHUN |
E59481 |
| 3 |
WIRE |
2UEW |
JIANSU DARTONG QING JIANG M&E CO.LTD OR EQUIVALENT |
E237377 |
| 4 |
EPOXY |
2006A/B |
LIDUO OR EQUIVALENT |
|
| 5 |
VARNISH |
8562(a) |
HANG CHEUNG OR EQUIVALENT |
E200154 |
Notes:
1. Wire:130°C or150°C.
2. The above specifications for the common specifications, customers can request custom design.
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
Product Tags:
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