Shenzhen Greenfair Electronics Co., Limited
Shenzhen Greenfair Electronics Co., Limited
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Vertical High Frequency common mode choke coils with several winding for excellent EMI suppressor and low loss
Feature for High Quality toroidal inductor common mode choke ROHS :
High frequency and low loss
For excellent EMI suppressor
High-frequency, low loss toroid
Small profile
Large current
Low resistance
common mode choke coils
Toroid common-mode filter coils
Toroidal common-mode inductor
For SMPS application
SMT and low profile available
RoHS compatible (Pb free) versions available
Good frequency characteristic
With high impedance
Application:
widely applied in various switching power suppliers and high frequency electronic equipment
Noise suppression of DC circuit for switching regulator.
Protects primary AC side from being affected by a switching regulator.
Filters noise emitting from ultrasonic equipment.
Filters electrostatic noise from power and signal lines.
Eliminates contact noise.
Filters incoming spike noise for ICs and equipment
| Parameter | ||||||||
| No. | parameter | pin | test data | test condition | ||||
| 1 | inductance | 8--1 | 29uH+/-15% | 1KHz 0.3V | ||||
| Material | ||||||||
| No. | material | spec. | supplier | UL NO. | ||||
| 1 | Core | 77930-A7 | MAGNETICS | |||||
| 2 | wire | 2UEWF 155℃ | Tai-1 | E85640 | ||||
| 3 | base | FR-4 23.5mm*19mm*1.0mm | Xiangye | E194572 | ||||
| 4 | epoxy | 8012A/B | Juhexing | |||||
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