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NCP1601ADR2G Datasheet(PDF) 2 Page - ON Semiconductor |
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NCP1601ADR2G Datasheet(HTML) 2 Page - ON Semiconductor |
2 / 18 page NCP1601A, NCP1601B http://onsemi.com 2 AC Input EMI Filter Output Ramp GND Vcontrol Drv FB VCC CS Osc 15 V NCP1601X Figure 1. Typical Application Circuit Figure 2. Functional Block Diagram FB ref reg V I I 96% − + + − + − − + & & 1 8 4 5 2 3 7 6 & AC Input EMI Filter Cfilter L RCS IS off on Cbulk RFB Output Voltage (Vout) IFB RS CS FB / SD Ccontrol Vcontrol 9 V 9 V 18 V VCC(on) / 9 V VCC VCC 300 k Current Mirror Vcontrol Processing UVLO VCC Regulation Block Current Mirror 3.9 Vmax clamp Internal Bias Reference Block ref I Overvoltage Protection (IFB > 107% Iref) Overcurrent Protection (IS > 203 mA) Zero Current Detection (IS < 14 mA) Shutdown / UVP (IFB < 8% Iref) PFC Modulation R1 R2 R3 C3 C1 Thermal Shutdown (95 / 140 °C) 01 Vton Ich Cramp Ramp 9 V 9 V VCC 9 V 0 1 45 mA 94 mA COSC Osc / Sync 01 Oscillator / Synchronization Block Output Driver Drv GND delay 5 / 3.5 V S R Q S R Q OR |
Similar Part No. - NCP1601ADR2G |
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Similar Description - NCP1601ADR2G |
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