CS52843 View Datasheet(PDF) - ON Semiconductor
Part Name
Description
MFG CO.
'CS52843' PDF : 9 Pages View PDF
CS52843
TYPICAL PERFORMANCE CHARACTERISTICS
900
100
800
90
700
RT = 680 Ω
80
600
70
500
60
RT = 1.5 kΩ
50
400
40
300
30
200
RT = 10 kΩ
20
100
10
.0005
.001 .002
.003 .005 .01 .02 .03 .04 .05
CT (μF)
Figure 2. Oscillator Frequency vs CT
RT (Ω)
Figure 3. Oscillator Duty Cycle vs RT
4.7 kΩ
1.0 kΩ
Error Amp
Adjust
4.7 kΩ
2N2222
100 kΩ
5.0 kΩ
Sense
Adjust
RT
COMP
VFB
Sense
OSC
VREF
VCC
VOUT
A
0.1 μF
0.1 μF
1.0 kΩ
1.0 W
GND
VREF
VCC
VOUT
CT
Figure 4. Test Circuit Open Loop Laboratory Test Fixture
GND
CIRCUIT DESCRIPTION
http://onsemi.com
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