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MC34063A Datasheet(PDF) 8 Page - ON Semiconductor |
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MC34063A Datasheet(HTML) 8 Page - ON Semiconductor |
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MC34063A, MC33063A, SC34063A, SC33063A, NCV33063A www.onsemi.com 8 1.25 V Ref Reg Vout -12 V/100 mA Vout 1.0 mH + 100 Optional Filter 8 7 Rsc 0.24 6 Vin 4.5 V to 6.0 V 100 + 5 R2 8.2 k SQ R Q2 Q1 Ipk OSC CT Comp. R1 953 1 2 3 4 + 1500 pF + - 1N5819 1000 mf + 88 mH VCC CO L Test Conditions Results Line Regulation Vin = 4.5 V to 6.0 V, IO = 100 mA 3.0 mV = ±0.012% Load Regulation Vin = 5.0 V, IO = 10 mA to 100 mA 0.022 V = ±0.09% Output Ripple Vin = 5.0 V, IO = 100 mA 500 mVpp Short Circuit Current Vin = 5.0 V, RL = 0.1 W 910 mA Efficiency Vin = 5.0 V, IO = 100 mA 62.2% Output Ripple With Optional Filter Vin = 5.0 V, IO = 100 mA 70 mVpp Figure 13. Voltage Inverting Converter 13a. External NPN Switch 13b. External PNP Saturated Switch 8 7 6 Vin 1 2 Vout 8 7 6 Vin 1 2 Vout Figure 14. External Current Boost Connections for IC Peak Greater than 1.5 A 3 4 + 3 4 + |
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