Active Member
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[China]
Address: 2nd Floor,No. 68, Dongxinjia Industrial Park, Honghu Village, Xinqiang Community,Xinhu Street, Guangming District, Shenzhen
Contact name:
Shenzhen Greenfair Electronics Co., Limited |
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PQ40 big power flyback transformer for led driver and battery charger switching mode power transformer high stability
Features:
1. Custom designs available
2. High efficiency of over 95%
3. High frequency range 1KHz-1MHz
4. High isolation strength
5. High-temperature resistant
6. Operating temperature -40°C to +125°C
7. Power range 10w-500w
Application:
Power supply Driver
Lighting appliance
Communication equipment
LCD Power Supply
Converter and inverter
| MATERIAL | |||||||||
| no | MATERIAL | SPEC. | SUPPLIER | UL. | |||||
| 1 | core | PQ4040S PL-7,PC40 | TDG/TDK | ||||||
| 2 | bobbin | PM9630 | SUMIDA | E41938 | |||||
| 3 | wire | MW-75C | TAI-1 | E85640 | |||||
| 4 | tape | 1P801 | PLEO | E126174 | |||||
| 5 | margin | 1H860 | PLEO | E126174 | |||||
| 6 | tube | 2T-TFT 300V 200℃ | PLEO | E176865 | |||||
| 7 | varnish | BC-346A | JIEDI | E51047 | |||||
| PARAMETER | |||||||||
| NO | ITEM | PIN | TEST DATA | TEST CONDTION | |||||
| 1 | INDTANCE | N1 | 280--300uH | 1KHz 0.3V | |||||
| 2 | Q VALUE | N1 | 20MIN | 100KHz 0.3V | |||||
| 3 | Leakage inductance | N1 | ≤5uH | 1KHz 0.3V short other widings | |||||
| 4 | HI-POT | N1---N2,N3 | 2.343KVAC Without break | 4mA 60S | |||||
| 5 | HI-POT | N1--CORE | 1.8KVAC Without break | 4mA 60S | |||||
| 6 | HI-POT | N2,N3--CORE | 1.5KVAC Without break | 4mA 60S | |||||
| 7 | DCR | N1 | ≤100mΩ | 25℃ | |||||
| 8 | DCR | N2 | ≤65mΩ | 25℃ | |||||
| 9 | DCR | N3 | ≤55mΩ | 25℃ | |||||
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
