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TS19378 Folha de dados(PDF) 3 Page - Taiwan Semiconductor Company, Ltd |
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TS19378 Folha de dados(HTML) 3 Page - Taiwan Semiconductor Company, Ltd |
3 / 7 page TS19378 2A Buck (Step-down) WLED Driver 3/7 Version: A13 Typical Application Circuit A: Normal Application Circuit C1 33uH L1 R5 0.6Ω VIN D1 B340 C5 0.1uF OVP 4 3 VGATE 1 VCC 8 VSS 2 COMP 7 FB 6 SW 5 AX2005/A C6 0.1uF C2 0.1uF R1 C3 1uF R4 R3 8.2K LED-1 220uF EN/SS U1 ILED R2 C7 15n 100Ω D2 DIODE Dimming 100Hz-50KHz C4 470uF LED-N VOUT VFB = 0.2V ILED = VFB/R5 VOVP (OVP) = 0.85× (1+ ) R4 R1 20K COUT ESR Range R2 C7 30~80mΩ 470R 10nF 80~300mΩ 100R 15nF B: AC Input Application Circuit 9Inverting) C1 33uH L1 R5 0.6Ω D1 B340 C5 0.1uF OVP 4 3 VGATE 1 VCC 8 VSS 2 COMP 7 FB 6 SW 5 AX2005/A C6 0.1uF C2 0.1uF R1 C3 1uF R4 R3 8.2K LED-1 220uF EN/SS U1 R2 C7 33nF 560Ω AC adapter VOUT LED-2 LED-3 LED-4 ILED Bridge rectifier VFB = 0.2V ILED = VFB/R5 VOVP (OVP) = 0.85× (1+ ) R4 R1 20K C4 100uF ILED R5 C1 L1 350mA 0.57Ω 70mW 100uF 33uH 750mA 0.266Ω 150mW 220uF 1000mA 0.2Ω 200mW 330uF |
Nº de peça semelhante - TS19378 |
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Descrição semelhante - TS19378 |
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