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DU8671

Duty-Cycle Semiconductor

QR mode precision high voltage medium power LED constant current driver

DU8671 QR LED ¾ 500VMOSFET ¾ TRUEC2 ¾ TRUEQR ¾ 3% ¾ 、 ¾ ¾ ¾ ¾ SOP8 LED T5/T8/T10… LED E14/E27/PAR30/PAR38… LED...


Duty-Cycle Semiconductor

DU8671

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Description
DU8671 QR LED ¾ 500VMOSFET ¾ TRUEC2 ¾ TRUEQR ¾ 3% ¾ 、 ¾ ¾ ¾ ¾ SOP8 LED T5/T8/T10… LED E14/E27/PAR30/PAR38… LED … DU8671 ,LED 。- TRUEC2,、 , LED。 TRUEQR,MOSFET ,EMI。 DU8671, ,、 ,。 DU8671SOP8。 ACL ACN DB1 Ce1 R3 DRA VCC C3 GND OVS Rovs DU8671 D4 Ro DRN DRN CS CS L1 Rcs Vout+ C2 Vout- Page 1 of 6 Duty-Cycle Semiconductor DS _DU8671_CN_V1.4 DU8671 QR LED SOP8 1 2 3 4 5, 6 7, 8 OVS GND VCC DRA DRN CS MOSFET MOSFET DU8671 SOP8 2500 / -40℃~85℃ 240mA Page 2 of 6 Duty-Cycle Semiconductor DS _DU8671_CN_V1.4 (1)(2) DU8671 QR LED DRN 5,6 MOSFET -0.3~500 V OVS 1 -0.3~6 V CS 7,8 -0.3~6 V IVCC DRA 3 VCC 4 MOSFET 10 -0.3~40 mA V θJA --- (-) Tj --- 150 -40~150 ℃/W ℃ Tstg --- -65~150 ℃ ESD -- () 2 kV : (1) ,。 。,,。 (2) ,GND。 (,VCC=15V, Ta=25oC) VCCCLAMP VCC VCCON VCCOFF VCCOVP VCC ISS IOP IVCC<10mA VCC VCC IVCC>10mA Fsw=100kHz 13.5 12 8.5 20 140 15 13.5 9 23 180 210 17.5 15 10.5 26 220 240 V V V V uA uA VCS_MAX TLEB TDELAY CS 400 450 500 mV 400 ns 100 ns Page 3 of 6 Duty-Cycle Semiconductor DS _DU8671_CN_V1.4 DU8671 QR LED () (,VCC=15V, Ta=25oC) VREF TOFF_MAX TOFF_MIN TON_MAX MOSFET 396 400 404 mV 350 us 1 us 25 us RDSON VDS_BD 8 500 Ω V TSD Hy_TD 150 ℃ 30 ℃ Page 4 of 6 Duty-Cycle Semiconductor DS _DU8671_CN_V1.4 DU8671 QR LED DU8671 , 500V MOSFET, LED 。 ,VCC ,VCC, ,VCC4.5V。DU8671 15V。200uA, ,, ,...




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