Datasheet NCL30001 (ON Semiconductor) - 9
| Manufacturer | ON Semiconductor |
| Description | LED Driver, High Efficiency, Single Stage, Power Factor Corrected |
| Pages / Page | 33 / 9 — NCL30001. Figure 3. Oscillator Frequency (fOSC) vs. Figure 4. Oscillator. … |
| File Format / Size | PDF / 405 Kb |
| Document Language | English |
NCL30001. Figure 3. Oscillator Frequency (fOSC) vs. Figure 4. Oscillator. Frequency Modulation in. Junction Temperature
Model Line for this Datasheet
Text Version of Document
NCL30001
110 8.0 105 7.5 100 7.0 TION (%) TOR FREQUENCY (kHz) TOR FREQUENCY 95 MODULA 6.5 , OSCILLA OSCILLA C 90 6.0 f OS −50 −25 0 25 50 75 100 125 150 −50 −25 0 25 50 75 100 125 150 TJ, JUNCTION TEMPERATURE (C) TJ, JUNCTION TEMPERATURE (C)
Figure 3. Oscillator Frequency (fOSC) vs. Figure 4. Oscillator Frequency Modulation in Junction Temperature Percentage of fOSC vs. Junction Temperature
8.0 4.1 4.05 7.5 TION PERIOD (ms) 4.0 7.0 TOR RAMP PEAK 3.95 TAGE (V) VOL 3.9 6.5 , OSCILLA 3.85 V CT(peak) 6.0 3.8 TOR FREQUENCY MODULA −50 −25 0 25 50 75 100 125 150 −50 −25 0 25 50 75 100 125 150 TJ, JUNCTION TEMPERATURE (C) TJ, JUNCTION TEMPERATURE (C)
Figure 5. Oscillator Frequency Modulation
OSCILLA
Figure 6. Ramp Peak Voltage vs. Junction Period vs. Junction Temperature Temperature
100 4.1 TAGE (V) 4.05 98 TIO (%) 4.0 RA 96 3.95 94 3.9 92 , RAMP COMP PEAK VOL 3.85 D, MAXIMUM DUTY 90 3.8 −50 −25 0 25 50 75 100 125 150 −50 −25 0 25 50 75 100 125 150 V COMP(peak) TJ, JUNCTION TEMPERATURE (C) TJ, JUNCTION TEMPERATURE (C)
Figure 7. Maximum Duty Ratio vs. Junction Figure 8. Ramp Compensation Peak Voltage Temperature vs. Junction Temperature www.onsemi.com 9
110 8.0 105 7.5 100 7.0 TION (%) TOR FREQUENCY (kHz) TOR FREQUENCY 95 MODULA 6.5 , OSCILLA OSCILLA C 90 6.0 f OS −50 −25 0 25 50 75 100 125 150 −50 −25 0 25 50 75 100 125 150 TJ, JUNCTION TEMPERATURE (C) TJ, JUNCTION TEMPERATURE (C)
Figure 3. Oscillator Frequency (fOSC) vs. Figure 4. Oscillator Frequency Modulation in Junction Temperature Percentage of fOSC vs. Junction Temperature
8.0 4.1 4.05 7.5 TION PERIOD (ms) 4.0 7.0 TOR RAMP PEAK 3.95 TAGE (V) VOL 3.9 6.5 , OSCILLA 3.85 V CT(peak) 6.0 3.8 TOR FREQUENCY MODULA −50 −25 0 25 50 75 100 125 150 −50 −25 0 25 50 75 100 125 150 TJ, JUNCTION TEMPERATURE (C) TJ, JUNCTION TEMPERATURE (C)
Figure 5. Oscillator Frequency Modulation
OSCILLA
Figure 6. Ramp Peak Voltage vs. Junction Period vs. Junction Temperature Temperature
100 4.1 TAGE (V) 4.05 98 TIO (%) 4.0 RA 96 3.95 94 3.9 92 , RAMP COMP PEAK VOL 3.85 D, MAXIMUM DUTY 90 3.8 −50 −25 0 25 50 75 100 125 150 −50 −25 0 25 50 75 100 125 150 V COMP(peak) TJ, JUNCTION TEMPERATURE (C) TJ, JUNCTION TEMPERATURE (C)
Figure 7. Maximum Duty Ratio vs. Junction Figure 8. Ramp Compensation Peak Voltage Temperature vs. Junction Temperature www.onsemi.com 9
