NCP3020A Ver la hoja de datos (PDF) - ON Semiconductor
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NCP3020A Datasheet PDF : 23 Pages
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NCP3020A, NCP3020B, NCV3020A, NCV3020B
TYPICAL PERFORMANCE CHARACTERISTICS
660
NCP3020B
640
620
VCC = 12 V, 28 V
600
VCC = 5 V
580
560
540
−40 −25 −10
5 20 35 50 65 80
TEMPERATURE (°C)
95 110 125
Figure 9. Switching Frequency vs. Input Voltage
and Temperature (NCP3020B)
1.50
1.45
1.40
1.35
VCC = 5 V
1.30
1.25
VCC = 12 V, 28 V
1.20
1.15
1.10
1.05
1.00
−40 −25 −10 5
20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 10. Transconductance vs. Input Voltage
and Temperature
4.4
4.3
UVLO Rising
4.2
4.1
4.0
3.9
UVLO Falling
3.8
−40 −25 −10
5 20 35 50 65 80
TEMPERATURE (°C)
95 110 125
Figure 11. Input Undervoltage Lockout vs.
Temperature
7.5
7.0
6.5
VCC = 28 V
6.0
VCC = 12 V
5.5
VCC = 5 V
5.0
4.5
4.0
−40 −25 −10
NCP3020A
5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 13. Supply Current vs. Input Voltage and
Temperature (NCP3020A)
800
760
720
OOV, VCC = 5 − 28 V
680
640
600
560
520
480
440
400
−40 −25 −10
OUV, VCC = 5 − 28 V
5 20 35 50 65 80
TEMPERATURE (°C)
95 110 125
Figure 12. Output Overvoltage and Undervoltage
vs. Input Voltage and Temperature
9.0
8.5
VCC = 28 V
8.0
7.5
7.0
6.5
VCC = 4.7 V
6.0
5.5
5.0
−40 −25 −10
NCP3020B
5 20 35 50 65 80 95 110 125
TEMPERATURE (°C)
Figure 14. Supply Current vs. Input Voltage and
Temperature (NCP3020B)
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