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UC3844N Datasheet(PDF) 5 Page - ON Semiconductor |
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UC3844N Datasheet(HTML) 5 Page - ON Semiconductor |
5 / 14 page UC3844, 45 UC2844, 45 5 MOTOROLA ANALOG IC DEVICE DATA Figure 7. Reference Voltage Change versus Source Current Figure 8. Reference Short Circuit Current versus Temperature Figure 9. Reference Load Regulation Figure 10. 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 Ω Figure 11. Output Saturation Voltage versus Load Current Figure 12. 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) Gnd Source Saturation (Load to Ground) TA = –55°C VCC = 15 V 80 µs 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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