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NCV1117DT20RKG Datasheet(PDF) 6 Page - ON Semiconductor |
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NCV1117DT20RKG Datasheet(HTML) 6 Page - ON Semiconductor |
6 / 17 page NCP1117, NCV1117 www.onsemi.com 6 0 20 40 60 80 100 10 100 1.0 k 10 k 100 k 0 20 40 60 80 100 0 200 400 600 800 1000 Iout, OUTPUT CURRENT (mA) fripple = 20 kHz Vripple v 0.5 VP−P Vout = 5.0 V Vin − Vout = 3.0 V Cout = 10 mF Cadj = 25 mF TA = 25°C fripple, RIPPLE FREQUENCY (Hz) Vout = 5.0 V Vin − Vout = 3.0 V Iout = 0.5 A Cout = 10 mF Cadj = 25 mF, f > 60 Hz Vripple v 3.0 VP−P Vripple v 0.5 VP−P Vin − Vout w 3.0 V Figure 10. NCP1117XTA Ripple Rejection vs. Output Current Figure 11. NCP1117XTA Ripple Rejection vs. Frequency Figure 12. Output Capacitance vs. ESR Figure 13. Typical ESR vs. Output Current fripple = 120 Hz Vripple v 3.0 VP−P Vin − Vout w Vdropout Cadj = 200 mF, f v 60 Hz TA = 25°C 0.1 1 10 100 0.001 0.01 0.1 1 10 ESR, EQUIVALENT SERIES RESISTANCE ( W) Vin = 3.0 V Vout = 1.25 V Iload = 5 mA − 1 A Cin = 10 mF MLCC TJ = 25°C Region of Instability Region of Stability 0.01 0.1 1 10 0 100 500 900 1000 Iout, OUTPUT CURRENT (mA) Vin = 3.0 V Vout = 1.25 V Cin = 10 mF MLCC Cout = 10 mF TJ = 25°C Region of Instability Region of Stability 200 600 300 700 400 800 0 50E−9 100E−9 150E−9 200E−9 250E−9 10 100 1.0 k 10 k 100 k FREQUENCY (Hz) Cin = 10 mF Tantalum Cout = 10 mF Tantalum Vin − Vout = 3.0 V Figure 14. Output Spectral Noise Density vs. Frequency, Vout = 1V5 300E−9 350E−9 1 A 0.5 A 0.1 A |
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