Spec. No. : C510Q8-A
Issued Date : 2003.08.12
Revised Date :
CYStech Electronics Corp.
Page No. : 6/15
Figure 4:Oscillator Discharge Current vs Temperature
Figure 5:Maximum Output Duty Cycle vs Timing
Resistor
9
8.5
8
100
90
80
70
60
50
40
Vi=15V
VOSC=2V
Idischg=7.5mA
Idischg=8.8m
Vi=15V
CT=3.3nF
TA=25℃
7.5
7
-50
-25
0
25
50
75
100
125
0.1
1
10
Ambient Temperature---TA(℃)
Timing Resistor---RT(kΩ)
Figure 6:Error Amp Open-Loop Gain vs Frequency
Figure 7:Error Amp Phase vs Frequency
180
100
80
60
40
20
0
Vi=15V,Vo=2 to
4V
RL=100k,TA=25
Vi=15V,Vo=2 to 4V
RL=100l,TA=25℃
150
120
90
60
30
0
-20
10
100
1000 10000 100000 100000 1E+07
0
10
100
1000 10000 100000 100000 1E+07
Frequency---f(Hz)
Frequency---f(Hz)
0
Figure 8:Current Sense Input Threshold vs Error Amp
Output Voltage
Figure 9:Reference Short Circuit Current vs Temperature
1.2
1
110
Vi=15V
Vi=15V
100
90
80
70
60
50
RL≦0.1Ω
TA=125℃
0.8
0.6
0.4
0.2
0
TA=25℃
TA=-40℃
0
2
4
6
8
-50
-25
0
25
50
75
100
125
Error Amp Output Voltage---Vo(V)
Ambient Temperature---TA(℃)
PL384XAQ8
CYStek Product Specification