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UC2844DR2 Fiches technique(PDF) 5 Page - ON Semiconductor |
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UC2844DR2 Fiches technique(HTML) 5 Page - ON Semiconductor |
5 / 16 page UC3844, UC3845, UC2844, UC2845 http://onsemi.com 5 Figure 8. Reference Voltage Change versus Source Current Figure 9. Reference Short Circuit Current versus Temperature Figure 10. Reference Load Regulation Figure 11. Reference Line Regulation 2.0 ms/DIV 2.0 ms/DIV VCC = 12 V to 25 V TA = 25°C 0 20 40 60 80 100 120 Iref, REFERENCE SOURCE CURRENT (mA) VCC = 15 V TA = −55°C TA = 25°C TA = 125°C −55 −25 0 25 50 75 100 125 TA, AMBIENT TEMPERATURE (°C) VCC = 15 V RL ≤ 0.1 W Figure 12. Output Saturation Voltage versus Load Current Figure 13. Output Waveform 50 ns/DIV VCC = 15 V CL = 1.0 nF TA = 25°C 800 600 400 200 0 IO, OUTPUT LOAD CURRENT (mA) VCC TA = 25°C TA = −55°C Sink Saturation (Load to VCC) GN D Source Saturation (Load to Ground) TA = −55°C VCC = 15 V 80 ms Pulsed Load 120 Hz Rate TA = 25°C VCC = 15 V IO = 1.0 mA to 20 mA TA = 25°C 0 −4.0 −8.0 −12 −16 −20 −24 110 90 70 50 90% 10% 0 1.0 2.0 3.0 −2.0 −1.0 0 |
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