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UC3550-33-AF5-R 数据表(PDF) 6 Page - Unisonic Technologies |
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UC3550-33-AF5-R 数据表(HTML) 6 Page - Unisonic Technologies |
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6 / 10 page ![]() UC3550 CMOS IC UNISONICTECHNOLOGIESCO.,LTD 6 of 10 www.unisonic.com.tw QW-R502-082,A TYPICAL STEP-UP CONVERTER APPLICATION CE OUT NC EX T GND VOUT VIN 1 2 34 5 UTC UC3550 10uF 220uF Step -up Converter using external MOSFET 10uH CE OUT NC EXT GND VOUT VIN 1 2 34 5 UTC UC3550 Cb 3000P Rb 560 10uF 220 uF Step -up Converter using external NPN 10uH 0.1µ 0.1µ Recommended components NmosTr :XP161A0390PR/ (Torex) or NTGS3446T1(ON SEMI) L : 10Uh(sunida CD54 fosc=300kHz) SD : MA737, or MBRM110L Cin : 10V 10uF (tantalum) CL : 16V220uF (tantalum) NPN Tr type Tr : 2SD1628(Sanyo),MMJT9410 Rb : 500~1000Ω(Adjust according to load and Tr. hFE levels) Cb : 3000p(ceramic type) |
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