MC34023, MC33023 A) 10 0 μ Source Saturation ( VCC = 15 V VCC (Load to Ground) 9.5 -1.0 TAGE (V) VCC = 15 V 80 ms Pulsed Load 9.0 120 Hz Rate -2.0 TION VOL TA = 25°C 8.5 TURA CHARGE CURRENT T SA 2.0 AR 8.0 ‐ST 1.0 7.5 , OUTPUT Sink Saturation Ground , SOFT sat (Load to VCC) V I chg 7.0 0 -55 -25 0 25 50 75 100 125 0 0.2 0.4 0.6 0.8 1.0 TA, AMBIENT TEMPERATURE (°C) IO, OUTPUT LOAD CURRENT (A) Figure 14. Soft−Start Charge CurrentFigure 15. Output Saturation Voltageversus Temperatureversus Load Current OUTPUT RISE & FALL TIME 1.0 nF LOAD OUTPUT RISE & FALL TIME 10 nF LOAD 50 ns/DIV 50 ns/DIV Figure 16. Drive Output Rise and Fall TimeFigure 17. Drive Output Rise and Fall Time 30 R 25 T = 3.65 kW CT = 1.0 nF (mA) 20 VCC Increasing CURRENT 15 Y VCC Decreasing 10 , SUPPL I CC 5.0 0 0 4.0 8.0 12 16 20 VCC, SUPPLY VOLTAGE (V) Figure 18. Supply Voltage versus Supply Currenthttp://onsemi.com7