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DK1203
Small power off-line switching power-supply controller
Description
DK 1203 ◆ 85V to 265V 700V (), PWM VCC 4V to 6V 65Khz 、、、 0.3W EMI ◆ ◆ AC/DC DVD/VCD LED ◆ (ac) 85~265V 12W 85~145V 12W 180~265V 18W 1 2 3 4 5 6 7,8 OB VCC GND NC FB NC OC , OC ,。 , 10UF~100UF 。 。 ,。 , 1nF~10nF ,。 ,。 ,,。 1 DK 1203 ◆ Vcc ………………………………………………………………………………… -0.3V--8V Vcc ……...
DongKe Semicondutor
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