OC6781 OCX PWM Boost LED Constant Current Driver Datasheet. existencias, precio

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OC6781

OCX
OC6781
OC6781 OC6781
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Part Number OC6781
Manufacturer OCX
Description OC6781 、 LED 。 OC6781 , ,,、 LED 。 OC6781 PWM ,。 OC6781 , ,。 OC6781 、 、 ,。 OC6781 SOP8 。 OC6781 PWM LED ‹ :5V~36V ‹ : 96% ‹ :450KHz ‹ VCS :250mV ‹ VFB :250mV ‹ ‹ ‹ ‹ ‹ LED ‹ LED ‹ LE...
Features DMAX VFB=0V OC6781 PWM LED 5 40 V 4.8 V 2.5 mA 75 uA 240 250 260 mV 240 250 260 mV 120 KHz 3.2 V 0.8 V 50 ns 50 ns 140 oC 87 % OC6781_V1.0 www.ocxsemi.com 4 of 8 OC6781 PWM LED OC6781 LED IC, PWM 。 、PWM 、、、PWM 、 、。 VFBLED。VFBVFB 250mV。VFB 250mV,, ,,VFB。,VFB 250mV,, ,,VFB。 VCS ,,。 ROSCROSC。ROSC, 500KHz。 OC6781 、、。 LED LEDVFBRFB: ILED = 0.25 RFB Fs ROSCROSC : Fs = 4.83*107 ROSC +1.08*105 ROSC 。 ROSC ROSC=0,OC6781 450KHz。, ROSC 100~330KHz 。 OVP R1,R2 : VOVP ...

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