Data Sheet
AZ3842/3/4/5
Advanced Analog Circuits
CURRENT MODE PWM CONTROLLER
Typical Performance Characteristics (Continued)
16
4.0
3.5
15
14
VCC=15V, TA=25oC
VCC=15V
3.0
2.5
2.0
1.5
1.0
0.5
0.0
-0.5
13
12
11
10
9
8
7
6
-40
0
50 100 150 200 250 300 350 400 450 500 550 600
Output Sink Current (mA)
-20
0
20
40
60
80
100
120
Ambient Temperature (oC)
Figure 9. Supply Current vs. Ambient Temperature
Figure 10. Output Saturation Characteristics
90
80
VCC=15V, TA=25oC
70
60
50
40
30
20
10
0
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 11. Error Amplifier Open-loop Frequency Response
March 2003
Rev: 1.0
8
AAT [ ADVANCED ANALOG TECHNOLOGY, INC. ]
