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50 - 400KHz Switching Power Supply Inductor 0.7mm Copper Wire ET20 / 24

Categories Power Filter Inductor
Brand Name: Greenfair
Model Number: ET type filter ET20 / 24 / 28 / 29 / 35
Certification: CE, UL, ISO14001
Place of Origin: China
MOQ: 1000pcs
Packaging Details: carton box, plastic blister box
core: ET24 TS10&A10
windings: two winding
inductance value: ET24 - 8mH MIN at 1KHz 0.25V
function: EMI/RFI filters
wire: 0.7mm copper wire
turns: 56 turns REF
bobbin: PHENOLIC
varnish: vacuum varnish
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50 - 400KHz Switching Power Supply Inductor 0.7mm Copper Wire ET20 / 24

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


TypeSpecificationInductance ErrorWork Frequency
ETET35±1%50-400KHz
ET29±1%50-400KHz
ET28±1%50-400KHz
ET24±1%50-400KHz
ET20±1%50-400KHz
UIUUUFUI100±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
NOITEMPINTECHINICAL DATATEST CONDITION
1INDUCTANCEN1=N28.0mH MIN1KHz 1V
2DCRN1=N2150 mΩ MAX25±3℃
3HI-POTCOIL--COIL,COIL--CORE1.75KV5mA 60SEC

WINDING PARAMETER:
WINDING ORDERMATERIAL SPEC.S--FTURNSWINDING
FASHION
ISOLATION BETWEEN WINDING
N12UEW Φ0.7*1P1---356(REF)CLOSED
N22UEW Φ0.7*1P2---456(REF)CLOSED


MATERIAL LIST:
NO.MATERIAL NAMEMATERIAL SPEC.PROVIDERUL·NO
1COREET24 TS10&A10TDG OR EQUIVALENT
2BOBBINPHENOLICCHANG CHUNE59481
3WIRE2UEWJIANSU DARTONG QING JIANG M&E CO.LTD OR EQUIVALENTE237377
4EPOXY2006A/BLIDUO OR EQUIVALENT
5VARNISH8562(a)HANG CHEUNG OR EQUIVALENTE200154

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 rangeHumidity rangeStandard test conditions
Operating temperature*Storage temperatureOperating temperature**Storage temperature**Operating temperature**Storage temperature**
( ℃)( ℃)( % RH)( % RH)( ℃)( % RH)
-30 to +120-40 to +8010 to +9510 to +9525 ± 1025 to +75

* With self-heating
** Maximum wet-bulb temperature 38°C, without dewing
*** Without dewing


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