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LN5R02

Lii Semiconductor

AC / DC switching power supply controller ICs

LN5R01/02/03A AC/DC ™ ™ , 3-5% ™ , 0.1W ™ ™ ™ , ™ ™ , ™ ™ 2.0 ™ 1W/2W/3W — — — — — LN5R01/02/03A ,...


Lii Semiconductor

LN5R02

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LN5R01/02/03A AC/DC ™ ™ , 3-5% ™ , 0.1W ™ ™ ™ , ™ ™ , ™ ™ 2.0 ™ 1W/2W/3W — — — — — LN5R01/02/03A , PWM+PFM 。 SOP8 , ,, IC ,;IC , 。 ,, “” 。 , , , 。5-11.7V VCC ;IC , VCC 11.7V , ,IC , 、、 ;IC , ,。。 SOP8 ROHS 。 1. Copyright(C) 2009 Liemic Semiconductor -1- www.liemic.com LN5R01/02/03A 2. 1 2 3 4 5,6 7,8 OB CT VCC FB GND OC 3. ,, , , Copyright(C) 2009 Liemic Semiconductor -2- www.liemic.com VCC HV VCC (03A) LN5R01/02/03A 16 VCC+0.3 -0.3->750 120 1000 0->+125 -55->+150 +260℃,10 S V V V mA mW ℃ ℃ ℃ 5.0 -0.3 - - 0 300 60 - 11.7 Vcc 650 120 125 V V V PF mA KHz ℃ ( Ta=25℃,Vcc=5.5V-11V,CT=300PF) : BHV VHVON TrHV TfHV Ioc Woff VCC=0V,IHV=1mA Ioc=600mA, CL=1Nf CL=1nF Tj=0-100℃(03A) IHV=750mA 750 200 1 220 1 75 75 240 V V nS nS mA W Copyright(C) 2009 Liemic Semiconductor -3- www.liemic.com : Fs ΔFsv ΔFsT Tqy LN5R01/02/03A Ct=300PF Vcc=5.5-11V Ta=0-85℃ Ct=300PF 55 - 60 800 65 1 1 - kHz % % Ns PWM : DMIN DMAX VFB=0V VFB>4.5V 53 3.5 57 61 % % : ILIMIT TLEB TILD (LN5R03A) 330 350 200 300 370 mA nS nS : IFB RFB VCC=5.5-11V - - 0.50 30 60 0.60 70 mA KΩ dB : IqST IST VST VOST VSZ VCC Copyright(C) 2009 Liemic Semiconductor VCC=8V -4- - 8.6 10 55 2.8 8.8 4.5 10.3 80 9.0 11.5 uA mA V V V www.liemic.com LN5R01/02/03A 1、 4、VCC , VCC11.7V, , 60uA FB,FB, ,...




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