Datasheet MC33023, MC34023 (ON Semiconductor) - 7
| Hersteller | ON Semiconductor |
| Beschreibung | High Speed Single-Ended PWM Controller |
| Seiten / Seite | 19 / 7 — MC34023, MC33023. Figure 8. Reference Voltage Change. Figure 9. Reference … |
| Dokumentensprache | Englisch |
MC34023, MC33023. Figure 8. Reference Voltage Change. Figure 9. Reference Short Circuit Current. versus Source Current
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MC34023, MC33023
) 0 (mA V) 66 (m -5.0 VCC = 15 V T 65.6 A = -55°C V CURRENT CC = 15 V CHANGE -10 T T 65.2 A = +125°C A = + 25°C TAGE CIRCUIT -15 T VOL 64.8 -20 -25 64.4 , REFERENCE refV -30 , REFERENCE SHOR 64 0 10 20 30 40 50 -55 -25 0 25 50 75 100 125 I SC ISource, SOURCE CURRENT (mA) TA, AMBIENT TEMPERATURE (°C)
Figure 8. Reference Voltage Change Figure 9. Reference Short Circuit Current versus Source Current versus Temperature
2.0 mV/DIV 2.0 mV/DIV Vref LINE REGULATION 10 V to 24 V Vref LOAD REGULATION 1.0 mA to 10 mA (2.0 ms/DIV) (2.0 ms/DIV)
Figure 10. Reference Line Regulation Figure 11. Reference Load Regulation
V) (m 100 1.50 TAGE VCC = 15 V V 60 CC = 15 V (V) VOL 1.46 Pin 11(14) = 1.1 V TAGE 20 1.42 OFFSET VOL INPUT -20 1.38 LIMIT , THRESHOLD -60 th 1.34 V , CURRENT -100 1.30 IO -55 -25 0 25 50 75 100 125 -55 -25 0 25 50 75 100 125 V T T A, AMBIENT TEMPERATURE (°C) A, AMBIENT TEMPERATURE (°C)
Figure 12. Current Limit Comparator Input Figure 13. Shutdown Comparator Threshold Offset Voltage versus Temperature Voltage versus Temperature http://onsemi.com 6
) 0 (mA V) 66 (m -5.0 VCC = 15 V T 65.6 A = -55°C V CURRENT CC = 15 V CHANGE -10 T T 65.2 A = +125°C A = + 25°C TAGE CIRCUIT -15 T VOL 64.8 -20 -25 64.4 , REFERENCE refV -30 , REFERENCE SHOR 64 0 10 20 30 40 50 -55 -25 0 25 50 75 100 125 I SC ISource, SOURCE CURRENT (mA) TA, AMBIENT TEMPERATURE (°C)
Figure 8. Reference Voltage Change Figure 9. Reference Short Circuit Current versus Source Current versus Temperature
2.0 mV/DIV 2.0 mV/DIV Vref LINE REGULATION 10 V to 24 V Vref LOAD REGULATION 1.0 mA to 10 mA (2.0 ms/DIV) (2.0 ms/DIV)
Figure 10. Reference Line Regulation Figure 11. Reference Load Regulation
V) (m 100 1.50 TAGE VCC = 15 V V 60 CC = 15 V (V) VOL 1.46 Pin 11(14) = 1.1 V TAGE 20 1.42 OFFSET VOL INPUT -20 1.38 LIMIT , THRESHOLD -60 th 1.34 V , CURRENT -100 1.30 IO -55 -25 0 25 50 75 100 125 -55 -25 0 25 50 75 100 125 V T T A, AMBIENT TEMPERATURE (°C) A, AMBIENT TEMPERATURE (°C)
Figure 12. Current Limit Comparator Input Figure 13. Shutdown Comparator Threshold Offset Voltage versus Temperature Voltage versus Temperature http://onsemi.com 6