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SP6660CU Datasheet(PDF) 7 Page - Exar Corporation |
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SP6660CU Datasheet(HTML) 7 Page - Exar Corporation |
7 / 22 page SP6660DS/11 SP6660 200mA Charge Pump Inverter or Doubler © Copyright 2000 Sipex Corporation 7 g V+ = 3.6V V+ = 2.5V V+ = 1.5V TYPICAL PERFORMANCE CHARACTERISTICS V IN = +3.6V, TAMB = 25 oC unless otherwise noted. LF = Low Frequency, FC = Open, C1 = C2 = 150 µF. HF = High Frequency, FC = V+, C1 = C2 = 22 µF. Inverter Circuit use Figure 1. Doubler Circuit use Figure 2. Figure 5. Output Voltage Drop vs. Load Current – Inverter LF Figure 6. Power Efficiency vs. Load Current – Inverter LF V+ = 3.6V V+ = 2.5V V+ = 1.5V Figure 7. Output Voltage vs. Oscillator Frequency Inverter IL = 10mA Inverter IL = 100mA Inverter IL = 200mA Doubler IL = 10mA Doubler IL = 100mA Doubler IL = 200mA Load Current (mA) 0 50 100 150 200 250 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0.0 Load Current (mA) 0 50 100 150 200 250 100 95 90 85 80 75 70 65 60 Oscillator Frequency (kHz) 1 10 100 1000 -4 -3 -2 -1 0 1 2 3 4 5 6 7 8 |
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