NCP1445 ONSEMI [ON Semiconductor], NCP1445 Datasheet - Page 9

• Manufacturer Part Number: NCP1445
• Description: 4.0 A 280 kHz/560 kHz Boost Regulators
• Manufacturer: ONSEMI [ON Semiconductor]

−100
−200
−300
−400
−500
570
560
550
540
530
520
510
500
490
480
470
100
−0.25
0
0
Figure 21. Error Amplifier Transconductance
−0.2
Figure 23. Error Amplifier Output Current
−0.15
versus Positive Feedback Voltage
V
T
20
ref
A
, AMBIENT TEMPERATURE ( C)
−V
−0.1 −0.05
versus Temperature
FB
, FEEDBACK VOLTAGE (mV)
40
3.5
3.0
0
6.0
5.5
5.0
4.5
4.0
NCP1442, NCP1443, NCP1444, NCP1445
0
0.05
Figure 25. Switch Leakage Current versus
60
0.1 0.15
T
20
A
, AMBIENT TEMPERATURE ( C)
http://onsemi.com
0.2 0.25
80
Temperature
40
9
−100
−150
−200
−600
−650
−700
−750
−800
−850
−900
−950
100
−50
50
0
−0.3
0
Figure 24. Error Amplifier Output Current versus
60
Transconductance versus Temperature
Figure 22. Negative Error Amplifier
V
−0.2
ref
T
−V
20
A
Negative Feedback Voltage
, AMBIENT TEMPERATURE ( C)
NFB
80
, FEEDBACK VOLTAGE (mV)
−0.1
40
0
60
0.1
80
0.2